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If RUBBER SHEET WITH INSERTION and paraffin

time2012/01/04

If RUBBER SHEET WITH INSERTION and paraffin, and you can play with the effect of ozone-resistant. For NBR, RUBBER SHEET WITH INSERTION use of low molecular weight paraffin is better. Of the NBR, RUBBER SHEET WITH INSERTION anti-aging agent of ozone cracking the effect small. This is because RUBBER SHEET WITH INSERTION antioxidant solubility in NBR in good, thus making it difficult to RUBBER SHEET WITH INSERTION surface migration.