Diaphragm Pumps

Diaphragm pumps are positive displacement pumps that use a flexible diaphragm to move liquids. These pumps are ideal for transferring a wide range of fluids, including viscous, abrasive, and corrosive substances. The diaphragm flexes to create a vacuum, drawing in ... Read More

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  • Chemical Pump QUANTUM (DDQ) - Argal Pumps
    Polyethylene
    Chemicals
    Chemicals

    Chemical Pump QUANTUM (DDQ)

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  • Chemical Pump QUANTUM-S (DQS) - Argal Pumps
    Phosphoric acid
    PTFE

    Chemical Pump QUANTUM-S (DQS)

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  • DEPA® Air Operated Diaphragm Pumps, Aluminium, Series M, Type DH-FA - Crane ChemPharma & Energy
    Aluminum

    DEPA® Air Operated Diaphragm Pumps, Aluminium, Series M, Type DH-FA

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  • DEPA® Air Operated Diaphragm Pumps, Cast Stainless Steel, Series M, Type DH-SASS - Crane ChemPharma & Energy
    Aluminum

    DEPA® Air Operated Diaphragm Pumps, Cast Stainless Steel, Series M, Type DH-SASS

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  • DEPA® Air Operated Diaphragm Pumps, Non Metallic Pumps, Series P, Type PM/PP/PL - Crane ChemPharma & Energy
    Plastic

    DEPA® Air Operated Diaphragm Pumps, Non Metallic Pumps, Series P, Type PM/PP/PL

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  • DEPA® Air Operated Diaphragm Pumps, Non Metallic Pumps, Series P, Type TP/TPL - Crane ChemPharma & Energy
    PTFE

    DEPA® Air Operated Diaphragm Pumps, Non Metallic Pumps, Series P, Type TP/TPL

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  • DEPA® Air Operated Diaphragm Pumps, Powder Pumps, Series DP - Crane ChemPharma & Energy
    Aluminum

    DEPA® Air Operated Diaphragm Pumps, Powder Pumps, Series DP

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  • DEPA® Air Operated Diaphragm Pumps, Stainless Steel Pumps, Series L, Type DL-UEV - Crane ChemPharma & Energy
    Aluminum

    DEPA® Air Operated Diaphragm Pumps, Stainless Steel Pumps, Series L, Type DL-UEV

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  • DEPA® Air Operated Diaphragm Pumps, Stainless Steel Pumps, Series SteriTec, Type S1 - Crane ChemPharma & Energy
    Aluminum

    DEPA® Air Operated Diaphragm Pumps, Stainless Steel Pumps, Series SteriTec, Type S1

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  • DEPA® Air Operated Diaphragm Pumps, Stainless Steel Pumps, Series SteriTec, Type S2 - Crane ChemPharma & Energy
    Aluminum

    DEPA® Air Operated Diaphragm Pumps, Stainless Steel Pumps, Series SteriTec, Type S2

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Category Description

Diaphragm pumps are positive displacement pumps that use a flexible diaphragm to move liquids. These pumps are ideal for transferring a wide range of fluids, including viscous, abrasive, and corrosive substances. The diaphragm flexes to create a vacuum, drawing in the liquid and then pushing it out, ensuring leak-free operation. This makes them especially useful for applications where fluid safety is critical.

Common in industries such as chemical processing, pharmaceuticals, water treatment, and food and beverage, they are reliable and versatile. They handle harsh or sensitive fluids without compromising system integrity and can operate under both low and high-pressure conditions. Additionally, diaphragm pumps are self-priming and capable of running dry, offering durability and flexibility.

With their simple design,they require minimal maintenance and provide efficient, cost-effective fluid transfer. Their ability to function reliably in challenging environments continues to make them a go-to solution in many industries.