1.1This practice covers the relative fusion characteristics of poly(vinyl chloride) compounds.

1.2The test procedures appear in the following order:

	Section

Fusion Test	9
Thermal Stability Test	10
Color-Hold Stability Test	11
Shear Stability Test	12

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

1.4This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Specific hazards statements are given in Section 8.

Note 1:There are no ISO standards covering the primary subject matter of this ASTM standard.

1.5This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.