The hot air aging test of the rubber compound is carried out in accordance with the provisions of GB/T3512.
The acid and alkali resistance test of the rubber compound is carried out according to the provisions of GB/T1690.


Nov 18, 2019
The hot air aging test of the rubber compound is carried out in accordance with the provisions of GB/T3512.
The acid and alkali resistance test of the rubber compound is carried out according to the provisions of GB/T1690.


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