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Penetration Grade BItumen

Penetration Grade Bitumen

What is Penetration Grade Bitumen It is created by forcing air through liquid bitumen, which causes it to harden into a form with a high penetration value (a gauge of the substance's hardness). Hot mixBitumen commonly contains penetration bitumen as a binder and a waterproofing substance. It is the best product to use in cold weather and in regions with...
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