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GOST 21981-76 Sealants. Determination Method of Bond Strength with Metal at Peeling
GOST 21981-76 applies to flexible sealants and establishes a method for determining bond strength when peeling them from a metal.
The essence of the method is to measure the load, causing the exfoliation of the sealant with a metal grid applied to it from a metal surface.
*** Before conducting this GOST standard , it is important to read the entire specification. Standards can be obtained from appropriate standard authorities.
***PARSROS offers several types of grips and fixtures which will enable you to perform a variety of tests
that are accurate and repeatable.