<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

      遼寧Ultrafine iron powder

      • name: 遼寧Ultrafine iron powder
      • Classification: Ultrafine iron powder
      • Corporate name: Dada Alloy Co., Ltd
      • Time: 19/07/28
      • Click count:  
      Product details

      Ultrafine iron powder is one of the basic raw materials in powder metallurgy industry. Due to its large specific surface area and activity, it has properties such as electricity, magnetism, light, catalysis, adsorption, and chemical reactivity. Therefore, it has a wide range of applications, mainly used in powder metallurgy, manufacturing of mechanical parts, production of friction materials, anti friction materials, hard materials, magnetic materials, lubricants and their products. Secondly, iron powder is widely used in chemical industry, cutting, heating materials, welding rods, etc. In recent years, iron powder has also had broad application prospects in many fields such as electromagnetic, biological, and optical fields.

      Fe

      Mn

      Si

      C

      O

      Average particle size  um

      apparent density   g/cm3

      98.5%

      0.35%

      0.12%

      0.02%

      0.5%

       20

      1.0~1.2



      點擊次數:   更新時間:19/07/28 10:56:07   【打印此頁】   【關閉
      主站蜘蛛池模板: 年轻女教师hd中字3| 巴西肥妇bbw| 国产AV成人一区二区三区| 欧美色欧美亚洲高清在线观看| 国产成人a区在线观看| 国产精品深夜福利在线观看| 久久久久久久久毛片精品| 午夜欧美理论2019理论| 久久精品女人天堂av麻| 亚洲黄色成人网在线观看| 亚洲男人的天堂AV手机在线观看| 国产高清在线精品一区二区三区| 妇女自拍偷自拍亚洲精品| 91久久福利国产成人精品| 精品视频国产香人视频| 另类专区欧美在线亚洲免费| 婷婷丁香五月深爱憿情网| 亚洲国产精品福利片在线观看| 丁香五月网久久综合| 国产成人免费高清激情明星| 五十路熟妇无码av | 无码国产精品一区二区免费模式| 午夜通通国产精品福利| 91福利在线看| 亚洲色婷婷六月亚洲婷婷6月| 青青自拍三级视频一区| 日本国产亚洲一区二区| 十八禁日本一区二区三区| 国产一二视频| 97久久超碰极品视觉盛宴| 一本aⅴ高清一区二区三区| 成人一区专区在线观看| 国产精品爽黄69天堂a| 91乱码精品一区二区三区| 国产美女视频黄a视频全免费网站| 亚洲熟妇丰满xxxxx| 无套内射极品少妇chinese| 好男人手机在线观看免费| 97狠狠操| 久久99久久久无码国产精品色戒| 她也色tayese在线视频|