浴室人妻的情欲HD三级,亚洲AV无码潮喷在线观看,含羞草国产亚洲精品岁国产精品无码一区二区三区,精品视频一区二区三区在线观看,国产精品久久久久久久AV大片欧美日韩国产高清精卡成人性欧美,国产乱码精品一区二区三区麻豆,久在线中文字幕亚洲日韩,av无码精品一区二区三区三级

SF-2WC Thrust washer

SF-2WC Thrust washer

This is a steel based, sintered bronze spherical powder as interlayer and overlaid by a layer of POM, the surface of which is provided with oil indentations.
The thickness of the plastics layer is about 0.5mm.

A trace of oil or grease may be utilized and may work successfully under heavy load with oscillating motion and those which start and stop frequently under load.

Moreover, it is of low cost and long life. This kind of material is now widely used as bushes in chassis of automobiles, forging presses, metallurgical and mining machines, civil engineering machines, hydroelectric industrial machines and steel strip cold rolling machines.

It is a lead-free product.

Product inquiry

  • captcha
国产动作大片中文字幕亚1州区2| 日本精品精品一二区一本到| 天天综合网91免费看午夜无码鲁丝片真人一级毛片| 日本小视频网站 久久99精品| 午夜无码区在线观看亚洲| AV理论片福利片在线观看| 麻花豆传媒剧国产聂小倩| 久精品国产欧美亚洲色aⅴ大片| 榴莲视频官方入口网站下载| 国产午夜精品理论片a级在线观看| 日韩1024手机基地8090| 亚洲国产日韩a在线播放| 国产亚洲精品无码AA在线观看| 亚洲 美腿 欧美 偷拍 | 免费三级网站国产性自爱拍偷| 体验区试看60秒啪啪免费| 久久人人爽人人爽人人片aV东京热| 午夜十八禁在线网站欧美| 99国产精品农村一级毛片| 国产香蕉九九久久精品免费| 黑人粗长大战亚洲女精品国产成人a区| 少妇高潮喷水久久久久久久久久| 求av网站,日产精品久久久久久久| 久久99久久精品中文字幕| 欧美综合天天夜夜久久| 精品国产调教最大网站| 久久久久精品国产亚洲?V色欲| 国产凹凸在线一区二区| 日韩av在线一区免费超清| 乱老女人一二区视频| 国产精品秘 久久久久久| 精品国产青草久久久久福利| 香蕉久久夜色精品国产| 99热国产精品丝袜| 在线观看亚洲不卡亚洲不卡亚洲| 日韩中文字幕推理片| 侵犯强奷高清无码| 亚洲av日韩精品久久久久久久| 少妇被粗大的猛烈进出视频,| av在线网站无码不卡的| 国产VA免费精品高清在线|