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氮化硅陶瓷球 15.875/16/16.668/17.46/18.26/19.05/19.84/20mm
氮化硅陶瓷球16.668/17.46/18.26/19.05/19.84/22.225/25.4 MM
氧化锆陶瓷球15.081 15.875 16 16.668 17.463 18 18.256 19.05mm
高精密氧化锆陶瓷球16 16.668 17.462 18.256 19.05 19.844 20 25
嘉百越氮化硅陶瓷球硬度高
高精氮化硅陶瓷球16.05 16.1 16.668 17.463 18.256 19.05 19.844
陶瓷珠子 氮化硅珠子9.5氧化锆珠子 9.525mm 16.668 17.462 18
氮化硅陶瓷滚珠球无磁高精
氧化锆陶瓷球高温耐磨阀球JSMN
氮化硅陶瓷球12/12.7/13.494/14.288/15.081/15.875/16.668滚珠
