国产精品国产精品偷麻豆_丁香婷婷久久大综合_国产精品亚洲玖玖玖在线观看_深夜成人毛片天堂 国产精品美女久久久久久_蜜桃视频在线观看免费网址入口_午夜人妻久久久久久久久_少妇人妻AV

Organic silicon
SpecificationGranularity standardChemical composition
45-325mesh+355μm≤1% ,-45μm≤15%,average particle size120-200μm4110、4210、5210、Ni≤150ppm、P≤100ppm、Pb≤10ppm
Special specificationsCustomized production is available according to customer needs


Back