1. <track id="zys3v"></track>

      2. Thermal conductivity and coating materials industry

        The heat conducting material and a heating element solution

        The buyer: Hebei Tangshan * * * Gaoke Co. Ltd.

        Recommended products:

        JSH C1 Grade (3N) high beta phase silicon nitride powder.

        JSH C1 Grade (3N) high nitride main specifications of silicon powder
        ProjectUnitRange
        N%> 38.5
        O%< 1.2
        C%< 0.1
        Feppm wt< 400
        Alppm wt< 200
        Cappm wt< 200
        Si-free%< 0.3
        Si3N4(beta)%≥ 93
        D50um1.5±0.05

          1. <track id="zys3v"></track>

          2. 日产精品自产拍高潮在线观看,日韩综合欧美另类,蜜桃精品Tv一区二区三区,色屁屁www免费视频在线观看