½” Pneumatic Double Diaphragm Pump

Samoa ½” AODD Pump, DF50, PP-PTFE-PTFE-SS

Double diaphragm air-operated pumps can be used for a number of fluid applications with low to medium flow rates, including dosing, spraying, transferring, and distribution. Pump wetted parts can be used in corrosive settings and are compatible with even the most abrasive fluids. Polypropylene is used to construct the air motor, including the air directional valve and air chamber coverings. A variety of chemicals can be used with this pump.

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Technical Data
Capacity Chart
Dimension
Model Box

Pump size	1/2"
Solids in suspension maximum size	3 mm (0.12 ")
Fluids	Chemicals
Wetted materials	Polypropylene, Stainless steel, PTFE, Stainless steel (AISI 316)
Fluid outlet	1/2" BSPP (F)
Weight	2.2 kg (4.85 lb)
Delivery per cycle	0.2 l (0.05 gal)
Certification	-
Maximum dry suction head	6 m (20 ft)
Maximum wet suction head	8 m (26 ft)
Fluid inlet	1/2" BSPP (F)
Air inlet	3/8" NPSM (F)
Maximum free flow delivery	50 l/min (14 gal/min)
Pressure ratio	1:1
Air pressure operating range	1.5 - 8 bar (20 - 120 psi)

Product code	Diaphragms	Balls	Seats	Other wetted materials	Air motor	Fluid Path
DF50PPSVSTHBAS	Hytrel	PTFE	Stainless steel (AISI 316)	Stainless steel	Polypropylene	Polypropylene
DF50PPYTWTTBAS	PTFE	PTFE	PVDF	Hastelloy C	Polypropylene	Polypropylene
DF50PPSTSTTBAS	PTFE	PTFE	Stainless steel (AISI 316)	Stainless steel	Polypropylene	Polypropylene
DF50PDSTSTTBAS	PTFE	PTFE	Stainless steel (AISI 316)	Stainless steel	Polypropylene	Conductive acetal
DF50PPSESTMBAS	Santoprene	PTFE	Stainless steel (AISI 316)	Stainless steel	Polypropylene	Polypropylene
DF50PKYTWTTBAS	PTFE	PTFE	PVDF	Hastelloy C	Polypropylene	Conductive PVDF