久久福利视频导航,a及毛片,久热精品香蕉在线视频,亚 男女日逼网站-夜夜夜夜操-国产综合激情-成人黄色电影

Home Products and solutions Silicon based new materials Silicon metal Organic silicon
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