Request Information

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 at right.

Contact Oakland Factory for more information and to request a quotation.

Test instruments for quality control, Built Around You

Download Brochure

 Blocking Test Fixture: ASTM D-3354 Procedure B