1, Silicon 3303 Grade Metal 2, Si: 99.3%min,Fe: 0.3%max,Al: 0.3%max,Ca:0.03%max 3, Size:10-100mm90%min 4, Packing: 1mt/bag.

ZHEJIANG ZHONGCHENG.

OWNS 7*12500KVA Silicon furnaces with an annual production capacity of 50,000 tons in Yingjiang, Yunnan province.

Silicon Metal:

also called Crystal Silicon, is silver-gray,hard-brittle material with high melting point, good heat resistance, high resistivity and strong anti-oxidation functions. 

Application:

Silicon Aluminum Alloy manufacturing, ADC12, A356, etc.

Organic Silicon manufacturing, such as silicone rubber, silicone resin, silicone oil.

 High-purity semiconductor manufacturing and polysilicon manufacturing.

Production Snapshot:

Type and Size:

TYPE	CHEMICAL PERCENTAGE %				NORMAL SIZE
	IMPURITY ≤
	Fe	Al	Ca	P
2202	0.2	0.2	0.02	30-60PPM	10-100MM 90% MIN
3303	0.3	0.3	0.03	30-60PPM	10-100MM 90% MIN
411	0.4	0.1	0.1	30-60PPM	10-100MM 90% MIN
421	0.4	0.2	0.1	30-60PPM	10-100MM 90% MIN
441	0.4	0.4	0.1	30-60PPM	10-100MM 90% MIN
553	0.5	0.5	0.3	30-60PPM	10-100MM 90% MIN