We are offering Pure Graphite Packing - RI - 18. This is braided from Pure Graphite fibers. This packing is non-corrosive, self lubricating and gives frictionless sealing providing good life to the packing and Sleeve. Service Conditions: Acids, Alkalis, Oils, recommended for High Pressure Steam applications. Not suitable for Nitric acid. RI- 18 pH=2-14 Temp °C=-200 to +600 Pr. Bar=300 Velocity=0-15ms Density=0.9 to 1.3 gcm² Size mm=3 to