錫 粉 "Product Name 品 名" "Company Number 牌 號" "Product Specifications 粒 度" "Purity 純 度" "Density 密度（g/cm3）" "Tin powder 錫 粉" Titd-wSn "100-400目 150-38微米" ≥99.8% 2.5-4.8 "Applications 用 途" "錫粉主要用于制造電碳制品、摩擦材料、含油軸承、低溫焊接材料，金剛石工具及粉末冶金結(jié)構(gòu)材料 Tin powder is primarily for the manufacture of electric carbon products, friction materials, oil bearings, diamond tools and metallurgy of structural materials "