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silicon nitride si3n4 ceramic balls
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Silicon nitride is a chemical compound of silicon and nitrogen.
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silicon nitride ceramic balls
型号:
Silicon nitride is a chemical compound of silicon and nitrogen.
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ceramic balls for bearings
型号:
Silicon nitride is a chemical compound of silicon and nitrogen
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silicon nitride ceramic balls
型号:
High corrosion resistance, which means they can be also used in strong acid,strong alkali and seawater.
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