Garnet xuab zeb inertness, siab melting point, zoo toughness, insoluble hauv dej, solubility hauv acid tsuas yog 1%, yeej tsis muaj silicon dawb, muaj kev tiv thaiv siab rau kev cuam tshuam lub cev; Nws qhov hardness siab, ntug sharpness, sib tsoo zog thiab tshwj xeeb gra ...
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