色播久久人人爽人人爽人人片av,成人欧美日韩一区二区三区,欧美浓毛大bbwbbw,无码熟妇αⅴ人妻又粗又大,精品亚洲成在人线av无码,久久亚洲av成人无码电影,国产成人涩涩涩视频在线观看,少妇系列之白嫩人妻,亚洲人成欧美中文字幕,香蕉久久久久久av成人

      CN | EN

      BOTOU YONGTAI

      LMZ - Ⅱplum coupling

      TIME:2017-08-21    AUTHOR:admin

      Name: LMZ - Ⅱ (original MLL - Ⅱ) type belt wheel quincunx elastic coupling
      Description: after the standard revision, the material of the plum blossom elastic element has polyurethane and cast nylon two kinds. According to different working conditions, different materials should be selected, such as fan, water pump, light work, textile, etc., which can be used to choose polyurethane. The price of the two materials is quite different.
      Label: LMD (original MLZ) type of single flanged plum blossom spring coupling lmz-i (original MLL - I) type split-type elastic coupling
      Product details:
      LMZ - Ⅱ type (the original MLL - Ⅱ) with brake wheel quincunx elastic coupling is made up of two convex claw coupling half of the same shape and an elastic element, using the quincunx elastic element between the two and a half coupling block and so as to realize the connection of two half-coupling. Have two axes relative offset compensation, anti-vibration, cushion, small radial size, simple structure, no lubrication, high carrying capacity, convenient maintenance, etc., but the change of elastic element half coupling along the axial movement. Apply to join the two coaxial line changes, frequent starting and positive &negative, low, medium and small power transmission shafting, require high reliability of the work place, does not apply to overloading and axial size limit, replace the elastic element after two axis of the difficult position.
      After the standard revision, the material of the plum blossom elastic element has polyurethane and cast nylon two kinds. According to different working conditions, different materials should be selected, such as fan, water pump, light work, textile, etc., which can be used to choose polyurethane. The price of the two materials is quite different.




      Contacts:Mrs.Wang??Mobile phone:+86-13127302466/15100731866/13930738007??QQ:2814565957/2690587660/3093688218 ?Tel:+86-0317-7513408
      Address:Xiaoduzhuang village, Botou town, Cangzhou city, Hebei province
      强奷乱码中文字幕熟女一| 人人妻人人澡人人爽不卡视频| 色偷偷www.8888在线观看| 伊人网视频在线| 亚洲色欲久久久综合网东京热| a网站在线观看| 精品久久久久久国产| 无码精品人妻一区二区三区人妻斩| 免费国产视频| 亚洲成av人片在www鸭子| 无码人妻H动漫中文字幕| 极品少妇被猛得白浆直流草莓视频| 视频一区二区中文字幕| 中国娇小与黑人巨大交| 同性男男黄g片免费网站| 少妇aaa级久久久无码精品片| 亚洲 暴爽 AV人人爽日日碰| 免费少妇a级毛片| 人妻 日韩精品 中文字幕| 人妻无码中文字幕免费视频蜜桃| 国产成人综合色视频精品| 美女把尿口扒开让男人桶| 99精品视频九九精品视频| 老子影院午夜精品无码| 少妇人妻在线视频| 久久人人爽人人爽人人片AV不| 精品久久无码中文字幕| 日韩AV无码国产精品不卡| 亚洲AV无码成人网站含羞草| 强开小婷嫩苞又嫩又紧视频韩国| 人人妻人人澡人人爽曰本| 同性男男黄gay片| 性欧美丰满熟妇xxxx性| 精品久久综合无码AⅤ| 日韓丨亞洲丨制服丨亂倫| 久久天天躁狠狠躁夜夜不卡| 中文 在线 日韩 亚洲 欧美| 好男人日本社区www| 久久精品天天中文字幕人妻| 伊人色综合久久天天| 久久成人精品免费播放|