色欲AV无码国产精品午夜|在线观看无码不卡三级AV|亚洲国产小视频在线播放|91无码人妻精品一区二区三区|欧美一二三级精品 久久99精品欧美一区-大影视频

Adopts three and four motor drives, with upper and lower discs, and the sun wheel all driven by servo motors.

Mainly used for precision flat grinding and polishing of optical glass, window glass, ceramics, sapphire, and other hard and brittle materials.

The transmission structure is stable, effectively preventing the breakage of thin and brittle workpieces.

Mechanical safety device prevents upper plate from falling down.

Ring gear and sun gear speed is adjustable to realize carrier rotation direction changing. t wil realize plate conditioning.