1.1This specification covers the basic requirements for cylindrical sealant backing to be used with cold liquid applied sealants for use in building seals.
1.2Cylindrical sealant backing serves one or more of the following functions:
1.2.1Limits the amount and depth of sealant applied into a joint,
1.2.2Acts as a bond breaker to allow joint movement without undue stress to the sealant,
1.2.3Provides a form to assist the sealant in developing the proper shape factor, and
1.2.4Acts as a barrier to the flow of sealant through the joint.
1.3The committee with jurisdiction over this standard is not aware of any comparable standards published by other ASTM committees or other organizations.
1.4This specification may involve hazardous materials, operations, and equipment. This 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 and health practices and determine the applicability of regulatory limitations prior to use.
ASTM C1330-02(2013) History
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