ASTM C659-90(1998)

1.1 This specification covers asbestos-cement plastic-foam core panels consisting of a core of insulating cellular plastic sandwiched between and bonded to two sheets of asbestos-cement facing board. Asbestos-cement plastic-foam core panels are normally nonload-bearing panels designed for exterior and interior walls, partitions, curtain walls, and other insulation and decorative purposes.

1.2 All measurements and tests necessary for determining the conformity of asbestos-cement plastic-foam core panels with this specification are made in accordance with the methods covered in Sections 9 and 10.

1.3 The values stated in SI units are to be regarded as the standard. The values stated in parentheses are provided for information only.

1.4 This standard does not purport to address all of the safety problems 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. See 9.1.2 for a specific hazard warning.