Silicon metal is also called industrial silicon or crystalline silicon, dark gray, high melting point and resistivity, good heat resistance and good anti-oxidation effect. Size: (10-100)mm.
Packing: in Polyethylene plastic bag, net weight:1000kg/bag, gross weight:1003kg/bag.

Grade and Chemical Composition

Garde	Chemical Composition
	Si Content????/p>	Impurities????/p>
		Fe	Al	Ca	P
Level 1515	>99.6%	≤0.15	-	≤0.015	≤0.004%
Level 2202	>99.5%	≤0.2	≤0.2	≤0.02	≤0.004%
Level 2203	>99.5%	≤0.2	≤0.2	≤0.03	≤0.004%
Level 2503	>99.5%	≤0.2	-	≤0.03	≤0.004%
Level 3103	>99.4%	≤0.3	≤0.1	≤0.03	≤0.005%
Level 3303	>99.3%	≤0.3	≤0.3	≤0.03	≤0.005%
Level 411	>99.2%	≤0.4	0.04-0.08	≤0.1	-
Level 421	>99.2%	≤0.4	0.1-0.15	≤0.1	-
Level 441	>99.0%	≤0.4	≤0.4	≤0.1	-
Level 553	>98.5%	≤0.5	≤0.5	≤0.3	-

Grade :1101#	Main Content Si,>99.79%
Impurities   MAX.	Cu	1-15 ppmWt	Fe	<1,000 ppmWt	Al		<1,000 ppmWt
	B	<5 ppmWt	Li	<1 ppmWt	P		<20 ppmWt
	Ti	60-150ppmWt	S	5-30 ppmWt	Mg		10-40 ppmWt
	Na	<5 ppmWt	Cr	1-5 ppmWt	Ni		80-200 ppmWt
	Ca	<1,00 ppmWt	C	50-300 ppmWt		Mn	1-30 ppmWt