品名代號(hào) |
化學(xué)成份 | ||||
Si含量(%) |
雜質(zhì)含量(%) | ||||
Fe |
Al |
Ca |
P | ||
1515級(jí) |
>99.6% |
≤0.15 |
— |
≤0.015 |
≤0.004% |
2202級(jí) |
>99.5% |
≤0.2 |
≤0.2 |
≤0.02 |
≤0.004% |
2203級(jí) |
>99.5% |
≤0.2 |
≤0.2 |
≤0.03 |
≤0.004% |
2503級(jí) |
>99.5% |
≤0.2 |
— |
≤0.03 |
≤0.004% |
3103級(jí) |
>99.4% |
≤0.3 |
≤0.1 |
≤0.03 |
≤0.005% |
3303級(jí) |
>99.3% |
≤0.3 |
≤0.3 |
≤0.03 |
≤0.005% |
411級(jí) |
>99.2% |
≤0.4 |
0.04—0.08 |
≤0.1 |
— |
421級(jí) |
>99.2 % |
≤0.4 |
0.1—0.15 |
≤0.1 |
— |
441級(jí) |
>99.0 % |
≤0.4 |
≤0.4 |
≤0.1 |
— |
553級(jí) |
>98.5 % |
≤0.5 |
≤0.5 |
≤0.3 |
— |
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