Si3N4軸套D38*d30*75MM
Si3N4密封環(huán)D63*d55.3*10MM
Si3N4隔離環(huán)D60*d53*14MM
Si3N4熱電偶保護(hù)管D20*d10*140MM
Si3N4滾子D5*17.3MM
Si3N4圓棒D10*40MM
Si3N4平薄板300*300*3MM
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