Crush tester for paper and paperboard (RCT, ECT, PAT, FCT, CMT) 1. Ring crush test, 2. Edge crush test, 3. Flat ... Crush tester for paper and paperboard (RCT, ECT, PAT, FCT, CMT)Till now, our testers have also exported to many countries ... . Crush tester for paper and paperboard (RCT, ECT, PAT, FCT, CMT)