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Rubber Products in Nanjing Union Rubber and Chemicals Co., Ltd.


How to increase the hardness of rubber products

First: raw rubber system

1) Rubber and plastic is a very common means, and with high styrene, PVC / NBR alloy effect can also be hardened.

2) Change the type of plastic grades, but also can improve the hardness.

Second: vulcanization promotion system

1) By increasing the curing agent to increase the cross-chain density, increase the hardness, such as increased...