Metaflex SG/IR Fire Safe is a spiral-wound gasket constructed from a 316L stainless steel inner support ring, winding strip with PTFE inner seal, graphite outer seal material and carbon steel outer ring material on standard design.
The second product is a corrugated gasket variant, the CorruSafe FS, composed of a 316L stainless steel corrugated ring with PTFE inner envelope and graphite outer seal material.
Both products are available in sizes from 1/2-in to 48-in in accordance with all relevant gasket standards and flange designations. Both capable of tolerating continuous operating temperatures of up to 260°C, the Metaflex SG/IR Fire Safe a maximum pressure of 350bar, CorruSafe FS 50bar.
The Metaflex SG/IR Fire-Safe and CorruSafe FS products completed the independent fire type-test recording zero leakage under all conditions against a permissible figure of 17ml during the fire and 500ml post-burn.
Metallic and semi-metallic gaskets are a key strength within the James Walker sealing product range, which also includes graphite, PTFE and non-metallic gaskets for all sealing applications and industry sectors, particularly those with extreme mechanical and thermal performance demands. The company also provides a 24hr emergency breakdown service specifically to cater for the operational environments and needs of oil, gas, petroleum and chemical processing industries.
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James Walker Moorflex is based Crewe, UK. www.jameswalker.biz/moorflex