Keysor-Century B450 Black Vinyl Record Compound

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Keysor-Century B450 Black Vinyl Record Compound (discontinued **)
Categories:	Polymer; Thermoplastic; Vinyl (PVC); PVC, Molded
Material Notes:	A rigid vinyl chloride-vinyl acetate copolymer compression molding compound. Keysor B450 is opaque black free flowing pellets. Plastograph 1000 M-g per KC 08. T.O. is 200 sec per ASTM D-1238. 0.5% Volatiles. Recommended for standard phonograph record manufacturing and specialized molding applications. Property values are typical values. Information provided by Keysor-Century Corporation. Keysor-Century Corporation is no longer in business.
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Physical Properties	Original Value	Comments

Density	1.34 g/cc	ASTM D792
Apparent Bulk Density	0.780 g/cc	ASTM D1895

**
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