Pure PTFE fiber packing is a braided packing made of PTFE yarn without soaking any PTFE dispersion and lubrication but with greatly enhanced ability to seal high speed shafts with the addition of inactive and heat-resisting agents. It is recommended for chemical engineering, foodstuff, pharmaceutic where contamination is not allowed. Also it can be applied to seal all chemicals except molten alkali metals.

Main Specification:

Temperature 260'C

Pressure Rotating 1.5 Mpa

Reciprocating 10 Mpa

Valve 15 Mpa

Velocity  20 m/s

PH 0~14

Density 1.4~1.6 g/cm3