1, Silicon Metal 441 10-100MM 90%min 2, Si: 98.5%min,Fe: 0 ... Al: 0.4%max,Ca:0.1%max 3, Size:10-100mm90%min ZHEJIANG ZHONGCHENG:WE OWNS 7*12500KVA Silicon furnaces ... Metal:,It is also called Crystal Silicon, is silver-gray,hard-brittle material with high melting point, good heat resistance, high ... 90% MIN33030.30.30.0330-60PPM10-100MM 90% MIN4110.40.10.130-60PPM10-100MM 90% MIN4210.40.20.130-60PPM10-100MM ...