We are offering Synthetic PTFE fiber packing - RI - 11 This packing is manufactured using synthetic PTFE yarns, they are suited for Low pressure in Food and pharmaceutical Industry Service Conditions: Clean water handing pumps & valves, Food, Chemicals and pharma industries. RI- 11 pH=0-14 Temp °C=-200 to +250 Pr. Bar=200 Velocity=0-20m/s Density=1.4 to 1.6 g/cm² Size