ASTM D3294 : 03

Standard Specification for PTFE Resin Molded Sheet and Molded Basic Shapes

Standard Details

1.1 This specification establishes requirements and methods of test for the material, dimensions, and workmanship, and the physical and electrical properties of molded sheet in minimum thicknesses of 0.794 mm ( 1/32 in.) manufactured from PTFE resin molding materials.

1.2 This specification also establishes requirements for molded basic shapes made from resin molding and extrusion materials. This specification is for products 0.3 mm (12 in.) or less in a dimension parallel to and 12.7 mm (0.5 in.) or greater in the dimension perpendicular to the direction of the applied molding pressure.

1.3 The values stated in SI units are to be regarded as the standard.

1.4 The following precautionary caveat pertains only to the test method portion, Section 7, of this specification. This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Special attention is called to sections 13.2, 13.3, 13.6, 13.8, and A1.