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Double diaphragm air-operated pumps for dosing, spraying, transferring, and spreading a wide range of fluids in applications with modest flow rates. Pump wetted parts are appropriate for use in corrosive situations and are compatible with even the most hostile fluids. Polypropylene is used to construct the air motor's directional air valve and air chamber covers.
Fluids |
Coating, Adhesive, Alcohol, Diluted acids, Diluted alkalis, Water based fluids |
Maximum dry suction head |
4 m (13 ft) |
Maximum wet suction head |
8 m (26 ft) |
Air inlet |
3/8" NPSM (F) |
Solids in suspension maximum size |
3 mm (0.12 ") |
Pressure ratio |
1:01 |
Fluid outlet |
1/2" BSPP (F) |
Pump size |
1/2" |
Weight |
1.9 kg (4.19 lb) |
Wetted materials |
Stainless steel (AISI 316), PTFE, Polypropylene, Stainless steel, Santoprene |
Maximum free flow delivery |
38 l/min (10 gal/min) |
Air pressure operating range |
1.5 - 8 bar (20 - 120 psi) |
Fluid inlet |
1/2" BSPP (F) |
Certification |
- |
Delivery per cycle |
0.14 l (0.04 gal) |
Product code | Diaphragms | Balls | Seats | Other wetted materials | Air motor | Fluid Path |
---|---|---|---|---|---|---|
DF30PPSESTMBAS | Santoprene | PTFE | Stainless steel (AISI 316) | Stainless steel | Polypropylene | Polypropylene |
DF30PDSTSTTBAS | PTFE | PTFE | Stainless steel (AISI 316) | Stainless steel | Polypropylene | Conductive acetal |
DF30PPSTSTTBAS | PTFE | PTFE | Stainless steel (AISI 316) | Stainless steel | Polypropylene | Polypropylene |
DF30PKYTWTTBAS | PTFE | PTFE | PVDF | Hastelloy C | Polypropylene | Conductive PVDF |
DF30PPYTWTTBAS | PTFE | PTFE | PVDF | Hastelloy C | Polypropylene | Polypropylene |
DF30PPSVSTHBAS | Hytrel | PTFE | Stainless steel (AISI 316) | Stainless steel | Polypropylene | Polypropylene |