PRODUCTS >> Pneumatic Group Products >> Process Valves >> High Purity Valves >> Parker PFA/PTFE 1/4", 3/8" Relief Valves
Parker PFA/PTFE 1/4", 3/8" Relief Valves
One piece precision machined diaphragm poppet manufactured from the latest technology modified PTFE.
Provides over five times the flexural life as compared to conventional PTFE.
Tongue and groove seat and diaphragm poppet for positive through flow shut off and diaphragm to body seal.
Field adjustable relief pressure.
High cycle life.
Lower replacement costs.
Isolates media from adjusting screw.
Prevent over pressurization in critical applications.
Materials of Construction
Wetted: PFA, Modified PTFE
Non-wetted: PVDF, SS, Brass, ABS, HDPE
15 PSIG (1.03 bar) - 120 PSIG (8.3 bar)
Pressure ranges for operation at ambient temperatures. For use at higher temperatures consult Pressure/Temperature chart on page 3.
Ambient: 0° - 150° F (-17° - 66° C)
Fluid: 0° - 266° F (-17° - 130° C)