Cixi Xinsheng Sealing Factory is one of the leading asbsetos packing manufacturers in China,Website:://.xs-sealing.com, welcome to wholesale low price asbestos packing with graphite, asbestos packing with ptfe from our factory. Product Type:XINSEN-BAP Features: Asbestos PTFE packing is made of white asbestos fiber cords impregnated with PTFE dispersion. Soft in texture, this material is suitable for sealing pumps for various chemicals. However, packing impregnated with lubricants is recommended for use with reciprocating pumps or for sealing in places where high linear velocity. Application conditions: 1) Max. working temperature: -75 ~ 260 2) Max. working pressure: 2Mpa   (rotary pump) Max. working pressure: 10Mpa (reciprocating pump) Max. working pressure: 15Mpa (valve) 3) PH value: 2-12 4) Linear speed: 0 - 10m/s  (rotary pump) Linear speed: 0 -  2m/s   (reciprocating pump) Linear speed: 0 -  2m/s   (valve) 5) Cross Section: 1/8" ~ 3"(3X3-75X75mpa) 6) Density: 1.35 ~ 1.45g/cc Note: High-temperature lubricant can be added as requested, then,the density of packing will be 1.50��1.65g/cm³ The packing core can be replaced as red rubber core as requested