国产jizz中国jizz免费看,99久久久精品免费观看国产,久久久久亚洲精品男人的天堂,成 人 免费 黄 色 网站无毒,国产在线视频一区二区三区,成人丝袜激情一区二区,国产主播一区二区三区在线观看,强奷乱码中文字幕熟女一,在线亚洲精品国产二区图片欧美,波多野结衣中文字幕久久

    • Operate all kinds of rare earth wire materials,

      Processing nonferrous alloys and rare earth alloy wires and bars

      Implementation standards: customized according to customer requirements Quality system: ISO9001

      Applicable process: evaporation coating, ion sputtering

      Specifications: according to customer requirements

    • Operate all kinds of rare earth wire materials,

      Processing nonferrous alloys and rare earth alloy wires and bars

      Implementation standards: customized according to customer requirements Quality system: ISO9001

      Applicable process: evaporation coating, ion sputtering

      Specifications: according to customer requirements

    • Operate all kinds of rare earth wire materials,

      Processing nonferrous alloys and rare earth alloy wires and bars

      Implementation standards: customized according to customer requirements Quality system: ISO9001

      Applicable process: evaporation coating, ion sputtering

      Applicable process: evaporation coating, ion sputtering

    Home >Other products >Ceramic Foundry Sand >Ceramic Foundry Sand
    Ceramic Foundry Sand

    Ceramic Foundry Sand

    • Category:Ceramic Foundry Sand
    • Weight:0

    Details:

    Angular coefficient: 1:1 

    Refractoriness: 1830 ℃

    Size: Al2O3≥75%, Fe2O3 < 1%

    Particle size: 40 to 325 mesh

    Characters: It is spherical powder with high thermostability and thermal conductivity. It has many advantages compared with other foundry sand, like good casting performance, excellent regenerability and fluidity, low thermal expansion

    Main Application: Water glass bonded sand, resin bonded sand, precision casting, Expendable Pattern Casting (EPC), Copper and Aluminium articles polishing


    欧洲s码亚洲m码精品一区| 精品国产三级a∨在线观看| 无码人妻久久久一区二区三区| 中文字幕人妻丝袜乱一区三区| 久久综合噜噜激激的五月天| 亚洲国产精品一区二区第一页| 欧美与黑人午夜性猛交久久久| 久久精品无码免费不卡| 久久精品午夜一区二区福利| 国产精品高清一区二区不卡片| 人妻无码少妇一区二区 | 欧洲精品成人免费视频在线观看| 全黄h全肉边做边吃奶视频| 午夜无码人妻av大片色欲| 国产乱人伦av在线无码| 一本一道人人妻人人妻αv| 日韩一卡2卡3卡4卡新区亚洲| 亚洲日韩乱码久久久久久| 大黑人交xxxx18视频| 国产三级精品三级| 国产乱人伦偷精品视频免下载| 久久天堂av综合合色| 国产精品无码久久久久久| 一本大道东京热无码| 国产av激情久久无码天堂| 久久精品国产99国产精品亚洲 | 亚洲国产成人片在线观看无码| 青草草在线视频免费观看| 四川丰满少妇被弄到高潮| 一出一进一爽一粗一大视频| 国产一精品一AV一免费| 高潮毛片无遮挡高清免费视频| 亚洲人成欧美中文字幕| 国产精品VA无码二区| 国产午夜成人无码免费看不卡| 久无码久无码AV无码| 欧美性猛交XXXX乱大交蜜桃| 97超级碰碰碰碰久久久久| 国产精品人人做人人爽人人添| 欧美日韩不卡在线| 国产精品亚洲W码日韩中文|