silicon metal 441 with stable quality

Silicon metal 1101: 
Si>99% 
Fe:0.10%max, Al:0.10%max 
Ca:0.01%max, P:15ppm Our company have our own factories of silicon metal and can produce all kinds of specification of silicon metal, especially high purity grade, such as 553,441,2202,3303.We think the quality we use will be totally satisfactory to you. Our products cover main grades of silicon metal:

Grade	Si	Fe	Al	Ca	P
553	98.5%	0.50%	0.50%	0.30%
441	99%	0.40%	0.40%	0.10%
4502	99%	0.40%	0.50%	0.02%	30ppm
421	99%	0.40%	0.20%	0.10%	50ppm
411	99%	0.40%	0.10%	0.10%	50ppm
3303	99%	0.30%	0.30%	0.03%	30ppm
2202	99%	0.20%	0.20%	0.02%	100ppm
2202	99%	0.20%	0.20%	0.02%	30ppm
1101	99%	0.10%	0.10%	0.01%	15ppm

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