Top 8 Best Double Diaphragm Pump

Maximum flow -13 GPM. 12 NPT fluid connections. Polypropylene fluid caps and single piece manifolds. Polypropylene seats, PTFE balls and diaphragms.

Maximum flow - 35 GPM. 1 NPT fluid connections. Aluminum fluid caps and manifolds. Polypropylene seats, acetyl balls, nitrile diaphragms.

Premium Double Nitrile Diaphragms Our air-operated double diaphragm pump adopts nitrile diaphragms, durable, corrosion-proof, and long-lasting. Max. Temperature 150 66 Max. Pressure 120 psi Max. Flow Rate 39.6 GPM Max Head Lift275.6 ft84 m.. Sturdy Leak-proof Construction The diaphragm pump housing is made of aluminum alloy material, bolted against leakage, sturdy, and corrosion-proof for long-time use.. Excellent Air-operated Performance InletOutlet Port Size 1 inch Air Inlet Size FNPT 12 inch. A high-quality glyd ring, the double-acting sealing, strengthens air performance.. Unique Professional Designs Our double diaphragm pump features an externally available air distribution system. The modular air valve is stainless. This low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes downtime.. Wide Applications This diaphragm pump can handle various fluids, such as waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergent, drink, and so on. It is widely used in many industries, such as petroleum, metallurgy, mining, coating, printing, water treatment, and automobile..

Maximum flow - 14.4 GPM. 12 NPT fluid connections. Polypropylene fluid caps and manifolds. Polypropylene seats, PTFE balls and diaphragms.

Use for Oil Transfer, Oil Evacuation, Water, Antifreeze, Windshield Wash Solution. Max Air Use at 100 PSI 28 SCFM. Air Inlet 14 NPT, Fluid InletOutlet 34. Free Flow 16 GPM.

INDUSTRIAL QBK-15MaterialCast iron,aluminum alloy,Stainless steel.Inlet Port 12 inchOutlet Port 12 inch Air inlet size 14 inchGas Nozzle 0.32 inchMax Flow Rate 2 m3h 12 GPMSuction 16.4 ft 5MMax Head 226 ft 69 MMax PSI 115 psi.. EXCELLENT EFFICIENCYDouble diaphragm pump motor design delivers optimum air efficiency.Double DiaphragmPTFE, Nitrile Rubber and Polychloroprene.. RELIABILITY Diaphragm pump unbalanced air valve ensures no-stall operation.Air diaphragm pump good abrasion resistance, chemical resistance, and heat resistance.. SAFETY Air diaphragm pump bolted construction for leak-free fluid handling.. VARIOUS INDUSTRIESDiaphragm pump can petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive and other chemical industries..

Wetted materials polypropylene, pvdf, and conductive acetal with tpe thermal plastic elastomers a. Material diaphragm santoprene. Port size 34 inch. Double-diaphragm pp pump.

INDUSTRIAL QBY4-25LMaterialaluminum Dissepiment MaterialNitrile Bubber,Fluorine Rubber,Chloroprene Rubber Type double diaphragm Operation Type Air-operated InletOutlet Port Size 1 inch 25mm Air Inlet Size NPT 12 inch 12.7mm Flow Rate 35 GPM Max Head Lift 275 ft84 M Suction 23 ft7M.Can not use for corrosive liquid.. MAXIMUM HEADAir-Operated Double Diaphragm Pump have top quality, a double-acting seal that delivers better performance. 12 inch air inlet with NPT fitting uses standard shop air for easy operation.275.59FT84M, Max Temp 150 , Max Pressure 120 PSI.. EXCELLENT PERFORMANCEDouble Diaphragm Pump features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time.. RUGGED CONSTRUCTION Diaphragm Pump resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling.. WIDELY USEThe diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, paint, printing, paper making, water treatment, automotive etc..

Double Diaphragm Air Pump PII.75 Chemical Industrial Polypropylene 34 NPT. Polypropylene with Santoprene Diaphragms included. Connection 34 NPT. Good abrasion resistance, chemical resistance, and heat resistance. Ideal for use with low viscosity petroleum fluids.

FREE SHIPPING ON THIS PNEUMATIC PUMP. 49 GPM 100 PSI, Non-Stall Spool, Re-set button. Lubrication helpful, but not required.. Buna-N Elastomers, Stainless Steel Valve Seats. Yamada quality, Long lasting use.. Over 25 years selling this pump.