¼”/6 mm Non-Metallic Air Operated Double Diaphragm Pump

FTI Air Model FT025 plastic pumps features a unique stall free air valve that is simple, rugged and reliable and requires no separate pilot valve or a mechanically operated pilot valve. Bolted construction provides leak-free fluid handling. Pumps are available with polypropylene, PVDF, or conductive polypropylene wetted materials. Diaphragms, balls and seats are available in a range of materials to provide reliable operation in a wide variety of applications. FTI Air products have fewer parts, simpler design and are less prone to failure.

Specifications
Suction & Discharge Size:	1/4” x 1/4”
Porting Location*:	End
Connection Types:	NPT / BSPT
Air Inlet & Air Exhaust Size:	1/8″ FNPT or BSPT
*Optional NPT or BSPT threaded center port location in either horizontal or vertical position

Capabilities
Maximum Flow Rate:	5.8 gpm (22 lpm)
Maximum Air Supply Pressure:	120 psi (8.3 bar)
Displacement Per Stroke:	0.005 gal (0.02 lit)
Minimum Air Inlet Pressure:	10 psig (0.7 bar) – PTFE 20 psig (1.4 bar) – Santoprene
Maximum Particle Size:	0.06″ (1.8 mm)
Sound Pressure:	65.3 dB(A)
Operating Temperature:	Determined by elastomers

Construction
Wetted Materials:	Polypropylene, PVDF, Conductive Polypropylene
Diaphragm Materials:	Santoprene™, PTFE
Air Valve:	GFRPP, Conductive Acetal
Ball Materials:	Santoprene™, PTFE
Seat Materials:	Polypropylene, PVDF, Carbon Filled PTFE
O-ring Materials	Santoprene™, FEP/FKM

Dimensions & Weights
Maximum Height:	6-7/8” (174 mm)
Maximum Width:	5” (127 mm)
Maximum Depth:	6-5/8” (168 mm)
Weight – Polypropylene:	2.3 lb (1.0 kg)
Weight – PVDF:	3.1 lb (1.4 kg)