黄色影院国产,三级毛片**,三级黄色性生活视频,国产99免费,国产精品九九九九九九九,日本系列julia在线播放,久久九色

Welcome to Luoyang Beiyuan Advanced Materials Technology Co.,Ltd
China
Zirconia grinding head
Release time:2025-02-18 Source:Luoyang Beiyuan Advanced Materials Technology Co.,Ltd

Our company produces a series of zirconia grinding heads made by mixing ceramic binders with diamond powder. Used for fine polishing and polishing of zirconia crowns, without the need for water polishing, with high polishing efficiency, good cutting performance, excellent heat resistance, and long service life. It is a tool for polishing zirconia products that is difficult to achieve with other materials

Fine sand and gravel are used for effective grinding of dental alloys. Handle size 2.35 mm - RPM 30000 to 50000 min-1

Previous article