Finch Cup fixture for testing wet tensile strength of paper and paperboard. Meets
TAPPI T-456 and ASTM D-824.
Finch Cup Fixture shown mounted on MT-1540 Universal Tester with MT Series Pneumatic
Grips. Fixture assembly designed to insert into lower grip for ease-of-use.
Recommended Load Cell size is dependent upon force range of test under consideration.
Procedure illustrated in photos at right: 1) Insert sample into upper grip with loop
of sample underneath Finch Cup fixture bar. 2) Raise Cup (containing water) by moving
it up the fixture slide until sample is immersed in the water. 3) After specified
immersion time, start tensile or force test to pull loop sample until break occurs
and record wet tensile strength.
Contact Oakland factory for assistance with your application.