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


    日韩久久综合| 丰满少妇大力进入| 亚洲成人国产| 亚洲av无码潮喷在线观看| 无码精品人妻一区二区三区人妻斩| 欧美性大战久久久久久| 色窝窝免费播放视频在线| 亚洲精品动漫免费二区| 成人国产精品一区二区视频| 久久精品国产9久久综合| 久久综合伊人77777麻豆 | 亚洲avav天堂av在线不卡| 午夜电影一区二区| 久久中文字幕牲交| 国产精品乱码高清在线观看| 成人精品视频一区二区三区| 日本人妻丰满熟妇久久久久久| 国产精品香蕉在线观看| 亚洲欧美一区二区三区| 最新av偷拍av偷窥av网站| 尤物视频在线| 国产一区中文字幕| 亚洲爱视频| 亚洲av永久无码国产精品久久| 久久久久亚洲av成人网人人软件| 欧美亚洲另类视频| 久久国产精品亚洲一区二区| 国产成人亚洲日本精品| 国产18禁黄网站免费观看| 狠狠色噜噜狠狠狠狠97俺也去| 综合人妻| 日本欧美中文| 欧美中文综合在线视频| 99精品在线播放| 免费无遮挡无码永久视频| 国产成年无码AV片在线韩国| 无码精品国产va在线观看| 美女裸体r18网站| 国产精自产拍久久久久久蜜| 中文字幕乱人伦高清视频| 2018国产精华国产精品|