MANUAL TEARING RESISTANCE TESTER (WITH SINGLE PENDULUM) :
It is used for measuring the resistance against tearing of paper, board, plastic films and other similar materials. An initial cut is mae in a set of test piece, which are then torn through a given distance. The work done in the test piece is measured as the loss in potential energy of a pendulum which i free to swing on it horizontal axis. A calibrated scale indicates the mean tearing force.
As per TAPPIT-414,SCAN P-11,BS 4468,DN 53128.
Elmendorf Type Tear Resistance Tester: It is used for measuring the resistance against tearing of paper, board, plastic films and other similar materials. An initial cut is mae in a set of test piece, which are then torn through a given distance.
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