Test fixture for block / reblock testing of plastic films. Meets ASTM D 3354, “Blocking
Load by Parallel Plate Method”. Based on Procedure B, the alternate method of moving
the parallel plates with a constant rate of separation universal testing machine
at 0.2 inch per minute crosshead speed.
For determining property of blocking, the ability of a material to adhere to itself
when pulled tangentially.
Fixture comes complete with all items shown. Recommend using low-force load cell
for best results. For mid to upper-range blocking force measurement at 50 gram and
higher test loads.
Custom block surface features available, to minimize sample sticking. See photos
Contact Oakland Factory for more information and to request a quotation.