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457

Carbon Fiber

Chesterton 457 Carbon Fiber/ Nitrile Binder Sheet is a high temperature, non-asbestos sheet gasket material formulated for a wide variety of gasketing needs. 457 is recommended for use in a broad range of steam, water, oil and hydrocarbon applications. 457 is not recommended for use in chlorinated hydrocarbons, aromatic and ester ketones.
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 Technical Data

Temperature Limit
450°C (840°F)
Pressure Limit100 bar g (1470 psig)
ColorBlack
Creep Relaxation (ASTM-F38)30% maximum
Recovery (ASTM-F36)50% minimum
P x T =21,800(°C x bar g) or 600,000(°F x psig)
Sealability (ASTM-F37)(ASTM-F37) 0,30 ml/hr
Tensile Strength100 bar g (1500 psig)
Compressibility(ASTM-36) : 5-15%

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