Bellow: PTFE in compliance with ASTM D 1457, white in colour Molded from Virgin PTFE and machined precisely.
Split and back-up flange: IS 2062 Grade B. ANSI B16.5 ASA150 # for drilled holes Duly powder coated with three tie rods to safeguard axial movement
Operating temperature: PTFE -29 to 210 deg. C
Operating pressure: Vaccume to 6 kg /cm. sq. Maximum pressure allowable is restricted with respect to temperature
Hydrostatic pressure test: 10 kg / cm. sq
Spark test: 10 KV