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About หัวเจียรหุ้มยาง

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Large amounts of acrylonitrile result in a rubber with better oil resistance. Compounds with low acrylonitrile material have an improved minimal temperature flexibility and resilience. This provides CR rather excellent weathering and warmth resistance, especially for a polymer which has double bonds in its chains. The chlorine also offers the https://beediadiamond.com/catalog/rubber-points

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