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A Review Of หินเจียรยาง

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· Has A greater volume of toughness than WA (white alundum), and With all the WA standard of hardness, it's got fantastic condition retention, so it's got a lengthy dressing cycle, and generates little heat all through grinding. In comparison with WA, it may be used in fields with more https://beediadiamond.com/catalog/rubber-points
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