L-P-535E
April 27, 1979
SUPERSEDING
Fed. Spec. L-P-535D
June 6, 1973
FEDERAL SPECIFICATION
PLASTIC SHEET (SHEETING): PLASTIC STRIP:
POLY(VINYL CHLORIDE) AND POLY(VINYL CHLORIDE-VINYL ACETATE), RIGID
This specification was approved by the Commissioner, Federal Supply Service,
General Services Administration, for the use of all Federal agencies.
1. SCOPE AND CLASSIFICATION
1.1 Scope. This specification covers rigid unsupported poly(vinyl chlor-
ide) and poly(vinyl chloride-vinyl acetate) sheets (sheeting) and strip (see
6.4)
1.2 Classification.
1.2.1 Compositions, types, classes, and grades. Plastic sheet and
sheeting covered by this specification shall be of the following
compositions, types, classes, and grades as specified (see 6.2).
Composition A - Poly(Vinyl Chloride)
Type I - Normal impact strength, high stiffness and chemical
resistance
Class 1 - Maximum stiffness and maximum chemical resistance.
Class 2 - Maximum stiffness and high chemical resistance.
Class 3 - High stiffness and maximum chemical resistance.
Type II - High impact strength, moderate chemical resistance.
Grade NT - Nontoxic according to intended use.
Grade GU - General use.
Type III - Medium impact strength, low chemical resistance.
Type IV - Good embossing characteristics.
FSC 9330
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