Non-Metallic Expansion Joints

BootFlex Type "BF" Multi-Directional PTFE Films

Bootflex

A strong laminated seal that encapsulates a rugged spring steel coil and joins together two TLFP corrosion barriers

Applications

Superior chemical resistancy is required
High temperatures and mechanical strength
Exceptional corrosion barrier
Superior thermal stability and mechanical strength
Wide temperature range (-73°C - 315°C)
Pressure ± 75 in. H20
Nonflammable
Size range 25mm (1") to 760 mm (30")

Flex Test



150mm ID X 300mm duct compressed @ 70 cycles/minute
Over 41,000 cycles and counting...

 

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Seal-Tight Cuffs to Enhance Sealing


Model "BTF"