日本中文字幕官网亚洲,a级三级三级三级在线视频,最好的99精品色视频大全在线,激情亚洲不卡一区二区,久久99人妖视频国产,亚洲中文字幕视频第一二区,少妇被粗大猛进进出出男女片,成人免费毛片立即播放,亚洲性av少妇中文字幕,亚洲av毛片在线播放

Grinding Wheel

Grinding Wheel

MetInfo enterprise content manager system | MetInfo CMS

Type Code Performance Function
Ceramics V Good heat resistance and corrosion resistance, high porosity, bad flexibility and the profile can be maintained well Widely used, suitable for the profile grinding (v<35m/s), wheel gear grinding, thread grinding and so on.
Resin B Good intensity and flexibility,  impact resistance, bad sturdiness and heat resistance, low porosity Suitable for the high-speed grinding (v>50m/s), can be made sheet wheel for mill groove, incision and so on.
Rubber R Better intensity and flexibility, bad heat resistance, low porosity, caduceus grains Suitable for the grinding wheel and guide wheel for centerless grinding; as well as sheet wheel and polishing wheel for mill groove, incision and so on

 

The grinding wheel is one of the most main grinding tool in abrasive machining. The characteristics parameters of the grinding wheel mainly include abrasive, granularity, hardness, binding agent, shape, size, etc. Due to the grinding wheel is usually work under high speed, and thus it should be tested by turning test before using (to guarantee the grinding wheel not to burst as working at the highest speed) and static balance test (to prevent machine tool from vibration while working). After a period of time, the grinding wheel should be repaired and maintained to recover the grinding performance and the correct geometrical shape.


Previous:No  

Next:No

All rights reserved: Shijiazhuang Wanlixin Industrial and Trade Co., Ltd.

国产一区二区三区在线爱咪咪| 亚洲不卡av不卡一区二区| 亚洲都市校园激情另类| 日本一区二区啪啪视频| 可以免费看亚洲av的网站| 爆爽久久久一区二区又大又黄又嫩| 国产欧美精品一区二区三区–老狼| 精品国产成人一区二区不卡在线| 日本一区二区三区视频免费在线 | 国精品无码一区二区三区在线| 亚州AV无码乱码精品国产| 中文字幕人妻少妇精品| 精品国产sm最大网站| 少妇高清精品毛片在线视频| 中文不卡视频| 亚洲精品国产av成拍色拍| 精品免费国产一区二区三区四区| 夫妇交换刺激做爰视频| av草草久久久久久久久久久| 不卡视频在线观看网站| 久久天天躁狠狠躁夜夜躁2014| 怡春院欧美一区二区三区免费| 色偷偷亚洲av男人的天堂| 亚洲av日韩一区二区| 久久丫精品国产亚洲av不卡| 亚洲日韩中文字幕在线播放| 91精品亚洲熟妇少妇| 免费女人高潮流视频在线观看| 国产精品国语对白露脸在线播放| 日韩少妇高潮在线视频| 成年美女黄网站色大免费视频| 欧美尺寸又黑又粗又长| 国产精品久久久久亚洲| 最新中文字幕亚洲一区| 亚洲日韩一区二区一无码 | 韩国无码av片在线观看网站| 真实国产网爆门事件在线观看| 久久精品国产9久久综合| 日韩精品极品视频在线观看免费| 午夜婷婷国产麻豆精品| 日本一二三区在线视频观看|