<nobr id="3ttst"><source id="3ttst"></source></nobr>
<li id="3ttst"></li>
    1. <style id="3ttst"><code id="3ttst"></code></style>

      <table id="3ttst"></table>
      国产欧美另类第一页,日韩人妻少妇一区二区三区 ,顶级欧美色妇xxxxx,性色AV无码免费一区二区三区,亚洲欧美一区二区三区在线,亚洲人成伊人成综合网无码,亚洲国产精品久久久久久,成av人片一区二区久久

      北京Mixed powder for diamond tools

      • name: 北京Mixed powder for diamond tools
      • Classification: Mixed powder for diamond tools
      • Corporate name: Dada Alloy Co., Ltd
      • Time: 19/07/28
      • Click count:  
      Product details

      The mixed powder used in diamond tools is different from the metal powder used in the production of powder metallurgy parts. It not only requires good process performance of the binder and appropriate mechanical properties after sintering, including appropriate hardness, toughness, and strict wear resistance (not the more wear-resistant the better, but also moderate wear resistance), but also has good affinity for diamond. These requirements increase the difficulty of selecting alloy elements.

      model

      component
        %              

      apparent density
      g/cm3

      Average particle size
      D50

      TFe

        Mn   

          C   

      H2-loss

      JG200

      99.0 min

      0.20max

      0.03max

      0.25max

      2.3~2.6

       40um

      JG300

      98.6min

      0.20max

      0.03max

      0.40max

      2.3~2.6

      20um

      JG04

      98.5min

      0.40max

      0.03max

      0.70max

      1.0~1.5

      4um


      Type

                 Chemical elements %              

      Apparent density
      g/cm3

           
      size
      D50

      TFe

        Mn   

          C   

      H2-loss

      JG200

      99.0 min

      0.20max

      0.03max

      0.25max

      2.3~2.6

       40um

      JG300

      98.6min

      0.20max

      0.03max

      0.40max

      2.3~2.6

      20um

      JG04

      98.5min

      0.40max

      0.03max

      0.70max

      1.0~1.5

      4um


       


      點擊次數:   更新時間:19/07/28 10:46:07   【打印此頁】   【關閉
      主站蜘蛛池模板: 亚洲精品国产免费av| 人妻在线免费公开视频| 主人拽奶头跪爬鞭打羞辱调教| 亚洲a∨国产av综合av网站| 成黄色片视频日本秘书丝袜| 999zyz玖玖资源站永久| 无码少妇高潮浪潮AV久久| 日韩av在线不卡一区二区| 青草午夜精品视频在线观看| 久久男人av资源站| AV在线不卡观看免费观看| 亚洲国产欧洲精品路线久久| 92在线精品视频在线播放 | 欧美怡红院视频一区二区三区| 国产屁屁影院| 午夜在线不卡| 久久综合伊人77777| 国产成人综合久久久久久| 色婷婷av久久久久久久| 亚洲日本VA一区二区三区| 日韩欧美一区二区三区不卡| 日本免费一区二区三区国产视频| 免费国产在线精品三区| 亚洲精品综合一区二区| 日本精品啪啪一区二区三区| 四虎永久精品免费视频| 国产99久60在线视频 | 传媒| 日韩精品一区二区三区四区五区六| 国产一级一片免费播放| 男人用嘴添女人下身免费视频 | 色婷婷视频在线精品免费观看 | 国产日韩精品国产二区| 亚洲精品成人片在线观看精品字幕| 日韩有码av中文字幕| 免费人成a大片在线观看日本| 欧美成人看片一区二区| 国产精品秘入口18禁麻豆免会员| 69精品人人人人| 少妇的肉体aa片免费| 国产亚洲sss在线观看| 亚洲欧美日韩中文播放|