high purity si-metal powder size impurity 425um+ 425-300um 300-212um 212-106um 106-53um 53um- average Fe Al Ca Ti <1% 17-23% 20-25% 32-35% 15-20% <10% 180-210um <0.4% <0.1% <0.05% <0.03%
交货条款及包装
Packaging Detail: plastic woven bags Delivery Detail: 10 days
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