PTFE packing 231

Pure 100% PTFE filament yarns, impregnated with PTFE suspensoid and high temperature break-in oil.

Style 231 is available in the following cross-section range:
1/8" to 1 1/2" (3.0 mm to 38.1 mm)

 

 

Applications

Style 231 is suitable for water, steam, concentrated acids and caustics, solvents, oils, fatty acids, detergents, aggressive gases, resistant to gamma and neutron rays, hydrogen, heat transfer oils, and most other chemicals and solvents.
Style 231 is recommended for use in valves, plunger pumps, agitators, mixers, expansion joints, etc. Specifically suited for high pressure valves.

 

Performance			Rotary	Reciprocating	Valve
Max Pressure -psi bar kg/cm2			150/10.3/10.5	1500/103/106	1500/103/106
Temp - °F/°C			-400 to +550°F  (-240 to +288°C)	-400 to +550°F  (-240 to +288°C)	-400 to +550°F  (-240 to +288°C)
pH Range			0 to 14	0 to 14	0 to 14
Max Speed  fpm (mps)			3500 (17.8)	300 (1.5)	200 (1)