metal silicon

Post Date:
May 27,2014
Expiry Date:
May 27,2015
Detailed Description:
Cas No. :7440-21-3 Payment Method: TT, LC
Specifications Silicon metal 553:
Si>98.5%
Fe:0.50%max, Al:0.50%max
Ca:0.03%max,

Silicon metal 553:
Si>98.5%
Fe:0.50%max, Al:0.50%max
Ca:0.03%max,

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
CAS Registry Number:
7440-21-3
Synonyms:
;silicon coating quality balzers;silicium;silicon, containing by weight not less than 99.99 % of silicon;SiliconpowderNmesh;Silicon Monocrystalline;SiliconchipsNmm;SiliconrandompiecesNcm;Silicon wafer <100> orientation P-doped;Silicon wafer <111> orientation;Silicon powder;Siliconwaferorientation;Siliconwafer;Silicon (low oxygen);Silicon (3 oxygen levels);Silicon chips (99.9999%);Silicon random pieces (99.5%);Silicon solution 1000 ppm;Silica flour;
Molecular Formula:
Si
Molecular Weight:
28.0855
Molecular Structure:
Hazard Symbols:
F:Flammable;
Risk Codes:
R11:;
Safety Description:
S16:;
S33:;
S7/9:;

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