PSTC 8unwind force of pressure sensitive tape
Unwind adhesion is a quantitative measure of the degree of ease or difficulty in unwinding a roll of tape.
The test specimen shall be any 10 m (10 yard) or more roll of pressure sensitive tape - preferably 24 mm (1”) wide.
Fixture, unwind, with a free-turning mandrel for mounting roll in test machine.
Before conducting PSTC 8, it is important to read the entire specification. Standards can be obtained from appropriate standard authorities.