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NN by conveyor belt and EP conveyer belt how to identify?
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NN, EP conveyor belt is the difference in appearance:
NN conveyor belt the same strength grade, EP conveyor belt, NN conveyor belt that is relatively thin, from the relatively compact section of fault lines to see a bit of yarn, EP conveyor belt from the side curvature of the yarn is relatively large, between two peaks relatively large distance.  In addition, NN conveyor belt body that is relatively soft, EP relative to the hard point.
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