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1 Inch Aluminum Alloy Air-Operated Double Diaphragm Pump

Wetted Body Material: Aluminum Alloy

Center Air Chamber Material: Aluminum Alloy

Diaphragm material: Teflon (TFM), Polyethylene(UPE), Santoprene (STP)

It is suitable for the transportation of benzene, solvent, paint, glue, resin, oil, pulp, mud, sludge, casting fluid, methanol, and neutral liquid, but not suitable for acid, alkali, seawater...

Diaphragm Specification:

MaterialTemperature Range
UPE (U)-5  to  +60°C
TFM (T)-60  to  +180°C
Stantoprene ® (O)-10  to  + 80°C



Liquid inlet & outlet1”  PT(BSP)
Air inlet3/8”  PT(BSP)
Air outlet3/8”  PT(BSP)
Lowest pressure0.5 Bar(kgf/cm²) ; 7.25psi
Max pressure8.3 Bar(kgf/cm²) ; 120psi
Working pressure advised1.5~5 Bar(kgf/cm²) ; 21.75psi~72.5psi
Solid limit⌀3mm
Air consumption1200Liter/Per Min.; 42.36 Scfm/Per Min
Inlet lift(deep)6 m-wet;3.7m-dry
Assemble size31(L)cm x 29(W)cm x 42(H)cm
Gross Weight11.5 KG
Max flow rate47.49 Gallon/Per Min. ; 180 Liter/Per Min.
Liquids ServiceabilitySuitable for neutral liquids like neutralized wastewater, sludge, paint for coating, paint, ink, methanol, mud, and resin of low viscosity. It can also be used in transferring organic solvents, petroleum, and petrol with the plastic diaphragm.