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gemmecotti.com

GemmeCotti manufactures chemical pumps for acids, centrifugal mag drive pumps, turbine pumps, vane pumps, vertical pumps, mechanical seal pump

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Website review

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What is GemmeCotti used for?

GemmeCotti is a manufacturer of industrial chemical pumps built to move acids, aggressive chemicals, and other corrosive liquids safely. Its catalog covers magnetic drive centrifugal, turbine, vane, and self-priming pumps, mechanical seal pumps, ATEX-rated pumps, vertical pumps, air-operated double diaphragm pumps, portable pumps, drum pumps, dosing pumps, and mixers. The site describes the company as designing and manufacturing these pumps since 1992, with components sourced from Italian suppliers.

Where these pumps typically fit

  • Process chemical transfer — moving acids and corrosive solutions between tanks, reactors, or lines in chemical, pharmaceutical, fertilizer, and biofuel operations.
  • Surface finishing and electronics — circulating or dosing aggressive baths in galvanic and PCB production.
  • Water and air treatment — feeding treatment chemicals where leaks or seal wear would be a safety concern.
  • Tank loading/unloading and drum handling — drum pumps and portable pumps suit smaller volumes and mobile tasks.
  • Specialized settings — the site also lists food, bottling, aquarium, textile, oil and gas, and data-center refrigeration applications.

Choosing among the pump types

Need Likely fit Trade-off to weigh
Higher flow in continuous service Mag drive centrifugal pumps Seal-free design reduces leak risk, but magnetic drive limits torque and handling of solids
Higher pressure at low flow Mag drive turbine or vane pumps Better pressure per stage, but lower flow ceilings
Emptying tanks or drawing from below Self-priming or vertical pumps Convenient installation, but added complexity versus standard centrifugal units
Explosive atmospheres ATEX-rated pumps Necessary compliance, but narrower options and higher cost
Viscous or shear-sensitive fluids Air-operated double diaphragm pumps Tolerant of solids and run-dry, but pulsating flow and air consumption

For a practical decision, start with the fluid's chemistry and concentration, then required flow and head, then whether the environment demands ATEX certification. A plant engineer replacing a leaking mechanical-seal pump on an acid line, for example, would typically compare a mag drive centrifugal unit for seal-free operation against keeping a mechanical seal model where higher torque is needed. The site's quote request is the natural next step, since pump selection depends on the specific duty point.

Which GemmeCotti pump type should I choose for a high-flow acid transfer versus a high-pressure application?

For high-flow acid transfer, start with the mag drive centrifugal pumps; for high-pressure duty, look at the mag drive rotary vane pumps. For a middle case—moderate flow with higher head than a centrifugal—the mag drive turbine pumps are the natural candidate.

Comparing the three main choices

Pump type Best suited to Trade-off to weigh
Mag drive centrifugal Large-volume transfer of acids and corrosive liquids, tank loading/unloading, circulation Pressure rise per stage is limited; not the right pick when the system needs a strong pressure boost
Mag drive turbine Moderate flow with more head than a centrifugal, compact installations Lower maximum flow than centrifugal models, so it suits smaller transfer duties
Mag drive rotary vane High-pressure duties, including positive-displacement applications Lower flow volumes; check that the liquid is compatible with the vane and internal materials

How to decide in practice

  1. Define flow and pressure separately. Write down the required flow rate and the pressure (or head) the system must overcome at that flow. A pump chosen for maximum flow will often fall short on pressure, and vice versa.
  2. Match the pump family to the dominant requirement. If moving large batches between tanks is the job, flow wins—centrifugal. If feeding a pressurised reactor, filter or closed loop, pressure wins—rotary vane. If both are moderate, turbine.
  3. Check the liquid, not just the duty. Acid concentration, temperature and the presence of solids affect which wetted materials and which pump design are acceptable. Mag drive designs avoid a mechanical seal and its leak path, which matters for aggressive or dangerous liquids; mechanical seal pumps remain an option where that arrangement suits the process.
  4. Confirm the environment. For flammable atmospheres, the ATEX-rated range is the relevant starting point; for drum emptying or sump work, vertical, drum and portable pumps are more practical than a fixed centrifugal unit.

A concrete scenario

A PCB or galvanic plant emptying and transferring acid from storage tanks into process baths usually needs volume, so a mag drive centrifugal pump is the sensible first question. The same plant dosing the same acid into a pressurised line at a modest flow needs pressure instead, which points toward a rotary vane unit. Two different pumps, same liquid.

As a next step, the range pages at GemmeCotti let you compare the published flow and head figures for each family side by side; matching those numbers against your duty point is the quickest way to narrow the shortlist before requesting a quote.

How do I select the right pump materials for handling a specific corrosive liquid safely?

Select the pump's wetted materials from the liquid's actual chemistry and operating conditions, not from a generic "acid-proof" label. The safe sequence is: identify the liquid and concentration, check temperature and flow, then choose materials and seal/containment type that match.

Practical selection criteria

  1. Identify the fluid precisely. "Acid" is not enough. Concentration matters: dilute sulfuric acid and concentrated sulfuric acid behave very differently toward metals and polymers. Note contaminants and whether the liquid is a mixture.
  2. Record operating temperature and pressure. Corrosion rate and material strength change with temperature; a material acceptable cold may fail hot.
  3. Check compatibility of every wetted part, including the pump body, impeller, shaft, bearings (if wetted), O-rings and seals. A compatible housing with an incompatible elastomer still leaks.
  4. Match containment to hazard. For aggressive or toxic liquids, a sealless magnetic-drive pump removes the mechanical seal as a leak path. Mechanical-seal pumps suit duties where that seal can be specified in a compatible material and monitored.
  5. Confirm the duty point. Required flow and head determine pump type and size; a magnetically driven centrifugal pump and a turbine or vane pump cover different flow/head ranges.
  6. Check site and regulatory needs. Flammable or explosive atmospheres may require ATEX-rated equipment; drum unloading, tank transfer and dosing each favor different pump formats.

Quick comparison of containment choices

Option Main advantage Main trade-off
Magnetic-drive (sealless) No mechanical seal to leak; suited to aggressive or hazardous liquids Limited by magnet coupling; dry running and solids handling need care
Mechanical seal Familiar, serviceable, broad flow range Seal faces and elastomers are a leak and wear point
Air-operated double diaphragm Self-priming, tolerant of run-dry, good for transfer Pulsating flow; air supply needed
Vertical / drum pump Convenient for tank and drum emptying Limited head; installation-specific

Concrete scenario

A PCB workshop transferring hot, contaminated acid from a tank: first confirm concentration and temperature, then ask the supplier for a material-compatibility statement covering body, impeller, O-rings and any seal, and specify a sealless mag-drive unit if leakage near operators is unacceptable. A food or pharmaceutical bottling line handling a corrosive cleaning agent instead prioritizes cleanability and compatible elastomers over maximum chemical resistance.

Next step

Write a one-page duty specification — fluid, concentration, temperature, flow, head, solids, hazardous-area classification — and send it for a materials recommendation and quote. GemmeCotti's range of mag-drive centrifugal, turbine and vane pumps, mechanical-seal, vertical and diaphragm pumps is described at GemmeCotti, and its application list (chemical, galvanic, PCB, water treatment, pharmaceutical and others) helps you judge whether your duty fits its standard range or needs customization. For independent material-compatibility data, consult a corrosion-resistance reference or the material supplier's own guide before finalizing.

Are GemmeCotti pumps available in ATEX-certified versions for hazardous or explosive environments?

Yes. GemmeCotti lists ATEX pumps as a distinct category in its chemical pump range, alongside mag drive centrifugal, turbine, vane, mechanical seal and vertical pumps. The ATEX line is shown with the same headline performance as the standard mag drive centrifugal range (Q max = 130 m³/h, H max = 48 mlc), which suggests it is built around that platform rather than being a separate small series. The site also frames the whole range around acids, aggressive and corrosive liquids, and notes customization for industrial and OEM processes.

What this means in practice

ATEX certification matters most where the liquid or the surrounding atmosphere can form an explosive mixture—solvent transfer, tank loading/unloading, biofuel, oil & gas, or detergent and pharmaceutical plants handling flammable media. For a reader specifying a pump, the practical question is not just "is there an ATEX version" but which zone the pump sits in and whether the motor, seals and wetted materials all carry the required marking.

A concrete scenario: a galvanic or PCB plant transferring a corrosive bath in a area classified for flammable vapours needs a pump whose ATEX marking covers the full assembly, not only the motor. Mag drive pumps are often attractive here because the sealless design removes a leak path, which is exactly the kind of detail worth confirming with the manufacturer for the specific model.

Decision criteria before requesting a quote

  • Zone and gas/dust group: confirm the exact classification with your safety engineer; ATEX covers equipment groups and categories that must match the installation.
  • Liquid compatibility: check wetted materials against the acid or solvent, since ATEX approval does not imply chemical suitability.
  • Duty point: compare your flow and head against the published maxima and pick the closest family (centrifugal, turbine, vane) rather than oversizing.
  • Documentation: ask for the declaration and marking details for the complete pump, including accessories such as mixers or drum pumps if used in the same area.

For broader context on hazardous-area equipment rules, HSE publishes guidance on explosive atmospheres that helps frame the questions to put to any supplier.

Can GemmeCotti customize a chemical pump for my OEM or industrial process requirements?

Yes. GemmeCotti states that it combines product customization with its pump expertise to fit industrial and OEM processes, and that it analyzes each customer's needs to find a suitable pump for acid, chemical and corrosive-liquid duty. The range is broad enough to make customization plausible across pump types: mag drive centrifugal and turbine pumps, rotary vane and self-priming mag drive pumps, mechanical seal, ATEX, vertical, air-operated double diaphragm, portable, drum and dosing pumps, plus mixers and accessories. The published maximums (for example Q max 130 m³/h and H max 48 mlc for centrifugal and mechanical seal pumps, or H max 13 bar for rotary vane pumps) give a rough starting point for judging whether a standard platform is near your duty point.

What to prepare before asking

  • Fluid: exact chemistry, concentration, temperature and any solids or gas entrainment.
  • Duty point: required flow, head or pressure, and how much it varies.
  • Environment: ATEX or other hazardous-area classification, indoor/outdoor, available space and orientation (vertical vs horizontal).
  • Installation: drum, tank top, submerged or inline; piping, seal-flush or barrier-fluid arrangements.
  • Commercial: OEM volumes, expected life, spare-parts and documentation needs, and any material or certification constraints.

How to decide

Ask for a written proposal that names the pump family, wetted materials, seal or mag drive arrangement, motor and compliance details, and confirms the duty point. Compare that against a standard catalogue unit: if the standard model meets the flow, head and material requirements, customization mainly buys mounting, connections or documentation changes; if not, expect changes to hydraulics, materials or drive configuration, which affect lead time and price. A practical next step is to send a completed datasheet for one representative duty point and ask which of the listed families they would adapt, and what would remain standard.

For independent context on pump selection and corrosive-service practice, see Hydraulic Institute and ASM International.

How do I request a quote or get technical assistance from GemmeCotti for my application?

Use the “Request a quote” link on the GemmeCotti website, or contact the company through the phone and email details in its site footer or contact page. The site says it provides specialized assistance throughout the purchase process, so you can ask for help choosing a pump at the same time as requesting pricing.

What to include in your request

To get a useful quote rather than a generic price list, describe your application:

  • Liquid: the specific acid or chemical, concentration and temperature.
  • Duty point: required flow rate and head (or pressure), plus any varying conditions.
  • Installation: horizontal or vertical, flooded or self-priming, and available space.
  • Environment: whether the area is classified ATEX or otherwise hazardous.
  • Material constraints: wetted materials that are acceptable or must be avoided.
  • Operation: continuous or intermittent, and any dry-run risk.
  • Extras: mixers, drum pumps, dosing pumps or accessories you may need.

Choosing the right pump family

GemmeCotti lists several families, and the right one depends on your duty point and installation:

Family Typical use Trade-off
Mag drive centrifugal General acid transfer at higher flows Limited head; not ideal for high-viscosity or self-priming duties
Mag drive turbine Lower flows at higher heads Lower maximum flow
Mag drive rotary vane Small flows at higher pressures Best suited to low-flow duties
Mechanical seal Applications where a seal arrangement is preferred Seal wear and leak risk need attention
Vertical Tank or sump installations Suited to specific mounting arrangements
AODD and drum pumps Transferring from drums or containers Different flow and pressure limits

For example, if you are transferring hydrochloric acid from a storage tank to a reactor at a modest flow and head, a mag drive centrifugal pump is the natural starting point; if you need to draw from a drum without flooding the pump, ask specifically about the self-priming or drum pump options.

A useful next step

Before contacting GemmeCotti, write down your duty point and liquid data in one short paragraph. Then ask for a recommendation and a quote for that duty point, and request the relevant datasheet and chemical compatibility information for your fluid. If you are comparing suppliers, GemmeCotti is the official source for its pump range and enquiry route.

Related questions

More questions →
How to Request a Quote or Get Assistance from GemmeCotti

To request a quote from GemmeCotti, use the “REQUEST A QUOTE” entry point on gemmecotti.com. The site states that the company provides continuous, specialized assistance throughout the purchase process, and it also offers a subscribe option for updates. Before submitting a request, gather the details of your application — the liquid being handled, required flow rate (Q), and head (H) — so the quote can be matched to the right pump.

What gemmecotti.com offers for buyers

GemmeCotti has designed and manufactured chemical pumps for acids, aggressive and corrosive liquids since 1992. The site presents a complete range of pumps and a quote request path, and it emphasizes customer support across the buying process.

Element on the site What it is for
“REQUEST A QUOTE” The stated entry point for asking for pricing and a pump proposal
“DISCOVER ALL GEMMECOTTI PUMPS” Browse the full product range before inquiring
Subscribe option Receive updates from the company
Assistance statement Specialized support throughout the purchase process

The site does not publish prices or list payment platforms, so pricing must come through the quote request rather than from the website itself.

Step-by-step: preparing a quote request

  1. Identify the liquid. Note whether it is an acid, a corrosive chemical, or another dangerous liquid, and any concentration or temperature details you have. This determines which pump family and materials are relevant.
  2. Define the duty point. Record the required flow rate and head. The site lists maximum values per pump family, which helps you see which range fits before you inquire.
  3. Match to a pump family. Use the published maxima as a first filter:
Pump family Max flow (Q) Max head (H)
Mag drive centrifugal pumps 130 m³/h 48 mlc
Mag drive turbine pumps 9 m³/h 50 mlc
Mag drive rotary vane pumps 2100 l/h 13 bar
Self-priming mag drive pumps 25 m³/h 22 mlc
Mechanical seal pumps 130 m³/h 48 mlc
ATEX pumps 130 m³/h 48 mlc
Vertical pumps 130 m³/h 48 mlc
Air-operated double diaphragm pumps 310 l/h 80 mlc
Portable pumps 13 m³/h 14 mlc
  1. Note your industry and constraints. The site lists applications including chemical industry, galvanic industry, PCB industries, water treatment, air treatments, detergents, biofuel loading/unloading, oil & gas, food, bottling, pharmaceutical, aquariums, fertilizer production, textile, and refrigeration systems for data centers. Mentioning your sector helps the company propose a suitable configuration.
  2. Submit the request. Use the “REQUEST A QUOTE” entry on the site and include the details above. Expect a proposal rather than an instant online price, since no pricing is published.
  3. Use the assistance channel. The company states it analyzes each customer’s needs to find the right industrial pump and provides specialized assistance during purchase — so follow-up questions about customization, materials, or ATEX requirements can go through the same contact path.

Expected result: a quote and pump recommendation aligned with your liquid, duty point, and industry. Common snag: submitting only “I need a pump for acid” without flow, head, or liquid details will slow the match — the maxima table above is the quickest way to narrow the family first.

Getting help beyond the quote

  • Customization: the site states that GemmeCotti combines expertise with product customization for industrial and OEM processes, so specific requirements can be raised during the inquiry.
  • Updates: use the subscribe option if you want company or product news rather than a one-off quote.
  • Range browsing: if you are unsure which family fits, start from “DISCOVER ALL GEMMECOTTI PUMPS” and compare the maxima in the table above before contacting the company.

If your requirement is urgent or unusual — for example, an ATEX application or a very low flow at high head — state that explicitly in the request so the assistance process can address it directly.

Industries and Applications That Use GemmeCotti Chemical Pumps

GemmeCotti chemical pumps are built for acids, aggressive and corrosive liquids, and they are used wherever those liquids must be moved, dosed, or transferred safely. According to the company, its pumps serve industrial and OEM processes across a long list of sectors — from chemical production and electroplating to water treatment, pharmaceuticals, food, and even data center cooling. The right fit depends on the liquid, the required flow and head, and whether the installation needs a magnetic-drive, mechanical-seal, vertical, or ATEX-rated design.

Industries listed by GemmeCotti

GemmeCotti's site names the following sectors as main application areas for its acid and chemical pumps:

  • Chemical industry
  • Galvanic industry (electroplating and surface treatment)
  • PCB industries
  • Water treatment
  • Air treatments
  • Detergents
  • Biofuel
  • Oil & gas
  • Food industry
  • Bottling companies
  • Pharmaceutical industry
  • Aquariums
  • Fertilizer production
  • Textile industry
  • Refrigeration systems for data centers

The common thread is handling or transferring chemicals, acids, and dangerous or corrosive liquids. In these settings the pump is usually selected for corrosion resistance and containment rather than for general water duty.

Application tasks the pumps support

Beyond industry labels, the site describes several concrete tasks:

  • Loading and unloading tanks — transferring acids or corrosive liquids into or out of storage and process vessels.
  • Industrial and OEM processes — pumps supplied as part of a customer's own equipment or production line, with customization to fit the application.
  • Dosing and transfer — supported by product lines such as self-priming dosing pumps and drum pumps.
  • Mixing — electric and pneumatic mixers are offered alongside the pump range.

For example, a PCB manufacturer moving corrosive process chemistry between tanks, or a water treatment plant dosing an acid, would fall within the described use cases. The site does not publish liquid-by-liquid compatibility tables, so the specific pump material and seal arrangement should be confirmed with GemmeCotti for a given chemical.

Matching a pump type to the application

GemmeCotti's range is organized by pump type, and the published maximum flow and head figures help narrow the choice before contacting the company:

Pump type Max flow Max head
Mag drive centrifugal pumps 130 m³/h 48 mlc
Mag drive turbine pumps 9 m³/h 50 mlc
Mag drive rotary vane pumps 2,100 l/h 13 bar
Self-priming mag drive pumps 25 m³/h 22 mlc
Mechanical seal pumps 130 m³/h 48 mlc
ATEX pumps 130 m³/h 48 mlc
Vertical pumps 130 m³/h 48 mlc
Air-operated double diaphragm pumps 310 l/h 80 mlc
Portable pumps 13 m³/h 14 mlc

Two practical notes on reading this table:

  • ATEX pumps are the relevant option where the installation falls under explosion-protection requirements; the site lists them as a distinct category with the same flow and head ceiling as the centrifugal line.
  • Magnetic drive designs (centrifugal, turbine, vane, self-priming) are the seal-less options in the range, while mechanical seal pumps are listed separately — a distinction worth raising with the supplier when leakage risk matters.

The table gives upper limits only. A pump for a low-flow dosing task and a pump for bulk tank transfer may sit in different rows even within the same plant.

What to confirm before selecting

The site emphasizes customization and says GemmeCotti analyzes each customer's needs to find a suitable industrial pump. To make that conversation efficient, prepare:

  1. The liquid — its name, concentration, and temperature, so corrosion-resistant materials can be specified.
  2. The duty point — required flow and head, checked against the maxima above.
  3. The installation — tank-mounted, vertical, portable, or part of an OEM skid.
  4. Regulatory needs — whether ATEX or other certification applies.
  5. Ancillary items — whether mixers, drum pumps, dosing pumps, or accessories are also needed.

Pricing is not published on the site; the visible call to action is a quote request, and the only pricing-related signal in the page data is a newsletter subscription. Treat cost and lead time as items to obtain directly from GemmeCotti rather than from the website.

What Types of Chemical Pumps Does GemmeCotti Manufacture?

GemmeCotti designs and manufactures chemical pumps for acids, aggressive and corrosive liquids, and its range covers magnetic drive centrifugal, turbine, rotary vane, and self-priming pumps, plus mechanical seal, ATEX, vertical, air-operated double diaphragm, and portable pumps. The company has been building these pumps since 1992 and assembles them with components from Italian suppliers. The type you need depends mainly on the required flow rate (Q), head (H), and whether the liquid or environment demands an explosion-proof (ATEX) configuration.

Magnetic drive pumps

Magnetic drive (mag drive) pumps transmit torque through magnets rather than a shaft seal, which removes the most common leak path when handling acids and corrosive liquids. GemmeCotti lists four mag drive families:

Pump type Max flow (Q) Max head (H)
Mag drive centrifugal pumps 130 m³/h 48 mlc
Mag drive turbine pumps 9 m³/h 50 mlc
Mag drive rotary vane pumps 2,100 l/h 13 bar
Self-priming mag drive pumps 25 m³/h 22 mlc
  • Centrifugal: the highest flow in the range, suited to transferring larger volumes at moderate head.
  • Turbine: lower flow but head up to 50 mlc, useful where pressure matters more than volume.
  • Rotary vane: the only type rated in bar (13 bar) rather than mlc, so it fits higher-pressure duties at low flow.
  • Self-priming: can lift liquid without a flooded suction line, which helps when the pump sits above the tank.

Sealed, ATEX, and vertical pumps

  • Mechanical seal pumps: Q max 130 m³/h, H max 48 mlc — the same envelope as the centrifugal mag drive line, for duties where a mechanical seal design is preferred.
  • ATEX pumps: Q max 130 m³/h, H max 48 mlc — for installations requiring explosion-proof equipment.
  • Vertical pumps: Q max 130 m³/h, H max 48 mlc — a configuration choice for sump or tank-mounted service.

Diaphragm and portable pumps

  • Air-operated double diaphragm pumps: Q max 310 l/h, H max 80 mlc — the highest head among the non-vane options, driven by compressed air.
  • Portable pumps: Q max 13 m³/h, H max 14 mlc — small, mobile units for lower-flow tasks.

Supporting products

Beyond pumps, the site lists electric and pneumatic mixers, drum pumps, self-priming dosing pumps, and accessories. These let you complete a transfer or dosing setup around the pump rather than sourcing fittings separately.

Matching a pump to your application

GemmeCotti names these application areas: chemical industry, galvanic industry, PCB industries, water treatment, air treatments, detergents, biofuel, loading/unloading tanks, oil & gas, food industry, bottling companies, pharmaceutical industry, aquariums, fertilizer production, textile industry, and refrigeration systems for data centers.

To narrow the choice, work through three questions:

  1. What flow and head do you need? Compare your duty point against the table above. If you need more than 130 m³/h, none of the listed ranges covers it; if you need high pressure at low flow, the rotary vane line (up to 13 bar) is the relevant one.
  2. Is the area classified? If yes, look at the ATEX pumps rather than a standard model.
  3. Can the suction be flooded? If not, the self-priming mag drive pump avoids priming problems.

The company also states that it customizes products for industrial and OEM processes and provides assistance throughout the purchase process, so a duty point outside the standard ranges is worth raising directly through the site's quote request rather than assumed to be unavailable.

How to Choose the Right GemmeCotti Pump for Acids and Corrosive Liquids

Start by defining four operating parameters — liquid type and aggressiveness, required flow rate (Q), required head (H), and whether the area is ATEX-classified — then match them against GemmeCotti's published pump ranges. The site lists maximum performance for each family (for example, mag drive centrifugal pumps up to Q max = 130 m³/h and H max = 48 mlc), so the practical method is to shortlist families whose maximums comfortably exceed your duty point, then decide between magnetic drive and mechanical seal designs based on how strict your leak-containment requirement is. GemmeCotti has designed and manufactured chemical pumps for acids, aggressive and corrosive liquids for over 30 years, and states that pumps are assembled following strict procedures using components from Italian suppliers.

Step 1: Characterize the liquid before looking at pump types

The pump family choice follows from the fluid, not the other way around. Note:

  • Chemical identity and concentration of the acid or corrosive liquid — this drives wetted-material selection.
  • Temperature and viscosity at the pump, since both affect achievable flow and head.
  • Whether the liquid is dangerous (fumes, toxicity, environmental hazard) — this is the main argument for sealless designs.
  • Solids or crystallization risk, which matters for narrow-passage designs such as vane pumps.

GemmeCotti positions its range specifically for acids, dangerous liquids, and solutions in industrial and OEM processes, and states that it analyzes each customer's needs to find the right industrial pump. Use that customization channel for anything outside standard duty points.

Step 2: Decide between magnetic drive and mechanical seal

This is the central trade-off on the site, because GemmeCotti offers both architectures across overlapping performance.

Consideration Mag drive (sealless) pumps Mechanical seal pumps
Leak path No dynamic shaft seal — containment is the design premise Relies on the mechanical seal
Best fit Acids and dangerous liquids where leakage is unacceptable Duties where a mechanical seal is acceptable or preferred
Published range Centrifugal: Q max = 130 m³/h, H max = 48 mlc Q max = 130 m³/h, H max = 48 mlc
Variants listed Centrifugal, turbine, rotary vane, self-priming, ATEX, vertical Mechanical seal pumps, ATEX, vertical

Because the headline maximums for mag drive centrifugal and mechanical seal pumps are identical (130 m³/h, 48 mlc), performance ceiling alone will not decide it — the leakage requirement and seal preference should. If the fluid is a dangerous or aggressive liquid and any seal weep is a problem, start with the magnetic drive families.

Matching the mag drive sub-type to the duty

  • Mag drive centrifugal pumps — the general-purpose choice for higher flows; Q max = 130 m³/h, H max = 48 mlc.
  • Mag drive turbine pumps — lower flow, moderate head; Q max = 9 m³/h, H max = 50 mlc. Suited to small flows against resistance.
  • Mag drive rotary vane pumps — pressure-oriented rather than flow-oriented; Q max = 2100 l/h, H max = 13 bar. Note the head is expressed in bar here, not mlc.
  • Self-priming mag drive pumps — Q max = 25 m³/h, H max = 22 mlc; relevant when the pump must lift liquid without a flooded suction.
  • Vertical pumps — Q max = 130 m³/h, H max = 48 mlc; consider when installation geometry favors a vertical configuration, e.g., tank or sump service.

Step 3: Check the duty point against published maximums

Treat the published Q max and H max as ceilings, not as a simultaneous operating point — a pump cannot deliver maximum flow and maximum head at once. Practical sequence:

  1. Write down your required flow (m³/h or l/h) and head (mlc or bar).
  2. Eliminate any family whose maximum is below either value.
  3. Among survivors, prefer the family whose maximums sit above your duty with margin, so the pump runs inside its curve rather than at the edge.
  4. Confirm the unit: centrifugal, turbine, self-priming, vertical, and diaphragm figures are in mlc; rotary vane and some others are in bar. Do not compare them directly without converting.

Expected result: a shortlist of one or two families plus a specific model request to GemmeCotti, whose site provides a quote request route.

Step 4: Confirm application and certification fit

GemmeCotti lists acid and corrosive-liquid pump applications across the chemical industry, galvanic industry, PCB industries, water treatment, air treatments, detergents, biofuel, loading/unloading tanks, oil & gas, food industry, bottling companies, pharmaceutical industry, aquariums, fertilizer production, textile industry, and refrigeration systems for data centers. Use this list as a sanity check that your sector is served, not as a selection criterion by itself.

ATEX: if your installation is in a classified hazardous area, filter to the ATEX pump line (Q max = 130 m³/h, H max = 48 mlc) rather than adding certification later. The site presents ATEX pumps as a distinct family alongside the standard ranges.

Other families worth checking if your duty is unusual:

  • Air-operated double diaphragm pumps — Q max = 310 l/h, H max = 80 mlc.
  • Portable pumps — Q max = 13 m³/h, H max = 14 mlc.
  • Drum pumps, electric and pneumatic mixers, self-priming dosing pumps, and accessories.

Common sticking points

  • Comparing mlc with bar. The rotary vane range is rated to H max = 13 bar while most other families are in mlc; convert before shortlisting.
  • Assuming the biggest number wins. A 130 m³/h centrifugal pump is the wrong answer for a 2 m³/h transfer duty; the turbine or vane families exist for that.
  • Leaving ATEX to the end. It changes the family, not just the paperwork.
  • Skipping fluid data. Material compatibility for a specific acid concentration is not something the performance table answers — raise it in the quote request, since GemmeCotti states it customizes products for industrial applications.

The site's pricing is not published; the presence of a "request a quote" route and a subscribe option means commercial terms come through direct contact rather than an online price list.

What Is GemmeCotti and What Does gemmecotti.com Offer?

GemmeCotti is an Italian manufacturer of chemical pumps for acids, aggressive and corrosive liquids, and gemmecotti.com is its product and company website. According to the site, the company has been designing and manufacturing these pumps since 1992, uses components from Italian suppliers, and supports customers through selection, customization, and quotation requests. The site is aimed at industrial and OEM buyers who need to move or transfer chemicals safely, rather than at household or consumer use.

What the site presents

The homepage positions GemmeCotti around "safe and reliable industrial pumps" and a complete range for acid and corrosive liquids. It lists the main pump families with headline performance figures, which is the quickest way to see whether a product type matches your duty point.

Pump family Max flow (Q) Max head / pressure
Mag drive centrifugal pumps 130 m³/h 48 mlc
Mag drive turbine pumps 9 m³/h 50 mlc
Mag drive rotary vane pumps 2,100 l/h 13 bar
Self-priming mag drive pumps 25 m³/h 22 mlc
Mechanical seal pumps 130 m³/h 48 mlc
ATEX pumps 130 m³/h 48 mlc
Vertical pumps 130 m³/h 48 mlc
Air-operated double diaphragm pumps 310 l/h 80 mlc
Portable pumps 13 m³/h 14 mlc

The site also lists mixers (electric and pneumatic), drum pumps, self-priming dosing pumps, and accessories. These figures are the manufacturer's published maxima; a specific model's curve still needs to be checked against your actual flow and head.

How the pump types differ in practice

The families are not interchangeable, and the distinction matters when you are choosing:

  • Mag drive (sealless) pumps — centrifugal, turbine, vane, and self-priming variants — avoid a mechanical shaft seal, which is the usual leak path with aggressive fluids. The trade-off is that mag drive couplings can lose drive if run dry or overloaded, so dry-run protection and correct sizing matter.
  • Mechanical seal pumps reach the same 130 m³/h and 48 mlc envelope as the mag drive centrifugal line, so seal type becomes a decision about fluid, maintenance access, and site practice rather than capacity.
  • ATEX pumps are the variant to look at when the installation is in a classified hazardous area; the site lists them as a separate family with the same performance envelope.
  • Vertical pumps suit sump or tank-mounted duties where the pump sits in or over the liquid.
  • Air-operated double diaphragm pumps are driven by compressed air rather than a motor, which is relevant where compressed air is available and electrics are not desirable at the pump.
  • Rotary vane pumps reach much higher pressure (13 bar) at lower flow, which points to dosing or transfer duties rather than bulk circulation.

For example, transferring acid from a road tanker into a storage tank at high flow is a different job from circulating a small volume in a PCB line at pressure — the first points toward a centrifugal or vertical pump in m³/h, the second toward a vane pump rated in bar.

Applications the site names

GemmeCotti states its pumps are used wherever chemicals, acids, dangerous and corrosive liquids must be handled or transferred, and lists these sectors: chemical industry, galvanic industry, PCB industries, water treatment, air treatment, detergents, biofuel, loading/unloading tanks, oil & gas, food industry, bottling companies, pharmaceutical industry, aquariums, fertilizer production, textile industry, and refrigeration systems for data centers. The site also emphasizes customization for industrial and OEM processes.

Use this list as a relevance check, not a compatibility guarantee: a named industry tells you the pump family has been applied there, but the wetted materials still have to be matched to your specific fluid and concentration.

What you can do on the site

The site is structured as a product catalog plus a sales channel. You can browse the complete range by pump family, review the headline performance figures, and use a "Request a quote" action to start a commercial conversation. The site describes specialized assistance throughout the purchase process, and customization is offered for industrial applications.

Practical steps if you are evaluating a pump:

  1. Note your fluid, concentration, temperature, and whether the area is ATEX-classified.
  2. Note your required flow and head (or pressure) at the duty point.
  3. Shortlist the pump families whose published maxima cover your duty point with margin.
  4. Request a quote with those figures so the manufacturer can confirm the model and wetted materials.

What the site does not tell you

The available page content does not publish prices, lead times, warranty terms, or certification details beyond the existence of an ATEX pump line. The only commercial signal on the page is a subscribe option and the quote request. Treat pricing and availability as things to confirm through the quote process rather than assumptions from the site.

If your question is simply "what is this company," the answer is a long-established Italian chemical pump manufacturer with a broad sealless and sealed pump range and a quote-based sales model. If your question is "which pump do I need," the site gives you the families and their envelopes, but the selection decision still runs through fluid compatibility and a confirmed duty point.

Website Overview

Identifiable technologies and additional version or configuration signals make the service easier to fingerprint, which may help targeted scanners narrow their checks. An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality.

Domain and Registration

Registered in 2000, this domain has about 26 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The registrar is Tucows Domains Inc., a widely used domain service provider. The domain uses the common .com extension, which is not an independent safety signal.

DNS and Email

Nameservers are provided by Cloudflare, indicating managed DNS hosting. MX records point to the Google Workspace email service. No CNAME was found; the observed records resolve directly to addresses. SPF and DMARC are configured. DKIM status is unknown. TXT records include verification markers for Meta. Such markers may also remain after a service stops being used.

TLS and Certificates

The certificate uses an RSA 2048-bit public key, offering broad client compatibility. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued by Let's Encrypt, commonly associated with automated certificate services. The certificate's total validity is about 89 days, consistent with a short renewal cycle.

HTTP and Browser Security

X-Powered-By exposes backend information: PHP/8.4.26. The checked browser-security headers were not detected, leaving fewer explicit browser-side safeguards. No obvious internal addresses or debug information were found in the headers. The Server header contains the custom value LiteSpeed. No explicit CDN or WAF marker was found in the response headers.

Technology Stack Analysis

The public page identifies WordPress 7.1.3, jQuery, Google Tag Manager, Google Analytics, PHP, with exact versions exposed for 1 technologies. These details can narrow vulnerability checks, although exposure alone is not a vulnerability.

Search and Social Sharing

The Generator tag identifies WordPress 7.1.3, making the publishing system easier to fingerprint. Twitter Card metadata is configured. JSON-LD includes Organization data, helping describe the organization as an entity. The title has 57 characters, within a common display range. A meta description is present, with 142 characters.

Hosting and Email

DNSCloudflare
HostingAruba S.p.A.
EmailGoogle Workspace
Approximate IP geolocation (inferred; a CDN or proxy may differ from the origin server) Italy flagArezzo, Province of Arezzo, Italy Inferred 80.88.84.212

Registration details

RDAP / WHOIS

RegistrarTucows Domains Inc.
Registered2000-04-08
Expires2027-04-08
Domain statusclient transfer prohibited、client update prohibited
Nameserversasa.ns.cloudflare.com、jonah.ns.cloudflare.com
DNSSECunsigned

DNS records

DNS

TypeNameValueTTLPriority
Awww.gemmecotti.com80.88.84.212300—
MXgemmecotti.comaspmx.l.google.com3001
MXgemmecotti.comalt1.aspmx.l.google.com3005
MXgemmecotti.comalt2.aspmx.l.google.com3005
MXgemmecotti.comalt3.aspmx.l.google.com30010
MXgemmecotti.comalt4.aspmx.l.google.com30010
NSgemmecotti.comasa.ns.cloudflare.com86400—
NSgemmecotti.comjonah.ns.cloudflare.com86400—
TXTgemmecotti.combrevo-code:a2687ab6da62c914c9ff98d5ffe97cf6300—
TXTgemmecotti.comfacebook-domain-verification=m3sypvtvhe4ysgbtafjttp7tg5biu2300—
TXTgemmecotti.comv=spf1 include:_spf.google.com include:_spf.aruba.it include:_spf.arubabusiness.it ~all300—
DMARC_dmarc.gemmecotti.comv=DMARC1; p=none; rua=mailto:[email protected]3600—

TLS and certificates

TLS / SSL

AssessmentNormal configuration
Supported protocolsTLSv1.2、TLSv1.3
Negotiated protocolTLSv1.3
Certificate subjectgemmecotti.com
IssuerLet's Encrypt
Valid until2026-11-27T14:27 · Remaining when checked: 36 days
Verification detailsCertificate trust: Passed · Hostname match: Passed

HTTP response headers

HTTP

HeaderValue
content-typetext/html; charset=UTF-8
cache-controlpublic, max-age=0
serverLiteSpeed

Identified technologies

WordPress 7.1.3jQueryGoogle Tag ManagerGoogle AnalyticsPHP

Pages, Search and Sharing

Meta descriptionGemmeCotti manufactures chemical pumps for acids, centrifugal mag drive pumps, turbine pumps, vane pumps, vertical pumps, mechanical seal pump
Canonical URLhttps://www.gemmecotti.com/
LanguageEnglish (default)
Twitter Cardsummary_large_image
All bots 1 allowed · 6 disallowed
  • Allow/wp-admin/admin-ajax.php
  • Disallow/wp-content/uploads/wc-logs/
  • Disallow/wp-content/uploads/woocommerce_transient_files/
  • Disallow/wp-content/uploads/woocommerce_uploads/
  • Disallow/*?add-to-cart=
  • Disallow/*?*add-to-cart=
  • Disallow/wp-admin/

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