ASTM C679-87(1997)e1

1.1 This test method describes a procedure for the determination of the tack-free time property of single- and multi-component elastomeric sealants commonly used for sealing, caulking , and glazing in buildings and related construction.

1.2 This test method is applicable to self-leveling and non-sag grades of sealant . Sealants requiring slight heating to facilitate extrusion from the cartridge or gun are also described by this test method.

Note 1-See Specification C920 for type and grade definitions.

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

1.4 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.