Standard BFM® fitting urethane connector material Seeflex 040E will allow continuous operating temperatures of up to 230°F which covers the majority of process applications including powder drying systems.
When higher temperature capability is required woven polyester connector material LM4 has a continuous operating temperature capability of 266°F.
Teflex NP pure PTFE has a continuous operating temperature capability of 572°F with added use across the full pH scale for caustic or acidic products.