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Fluoroplastics
(PTFE, PVDF (Kynar®, Solef®), Rulon®, FEP, ETFE, Tefzel®, PCTFE Kel-F®, Neoflon™ CTFE)
A class of parraffinic polymers with some or all of the hydrogen replaced with flourine.
Standard Grades:
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PTFE most common -400 F to 500 F
PVDF - (Kynar®, Solef®) mechanically strong and tough, temperature -80 F to 300 F
Rulon® filled PTFE high wear and better mechanical properties
FEP - better clarity than PTFE, temperature to 400 F
ETFE - (Tefzel®) greater strength and stiffness than PTFE, temperature 300 F
PCTFE has the lowest out gassing, temperature -400 F to 400 F
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Key Features:
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Excellent chemical resistance, low coefficient of friction and high wear, high and low temperature resistance -400 F to 500 F, resistance to weathering, good electrical properties.
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Fabricating:
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Machines easily, hard to bond.
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Applications:
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Food equipment, high purity semiconductor processing, chemical processing equipment, nuclear waste processing, seals, piston rings, gaskets, bushings, bearings, slide bearings.
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Sheet Sizes:
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12" x 12"
24" x 48"
48" x 48"
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Sheet Thickness Available:
Rod Diameters:
Rod Lengths:
Specifications Met:
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PTFE meets FDA/USDA/Dairy 3A (natural resin).
PVDF meets FM4910.
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Rulon® is a registered trademark of Saint-Goban Performance Plastics.
Kynar® is a registered trademark of Arkema.
Solef® is a registered trademark of Solvay Solexis.
Tefzel® is a registered trademark of E.I. du Pont de Nemours and Company.
Kel-F® is replaced with Neoflon™ CTFE from Daiken Industries.
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