品名代号 |
化学成份 | ||||
Si含量(%) |
杂质含量(%) | ||||
Fe |
Al |
Ca |
P | ||
1515级 |
>99.6% |
≤0.15 |
— |
≤0.015 |
≤0.004% |
2202级 |
>99.5% |
≤0.2 |
≤0.2 |
≤0.02 |
≤0.004% |
2203级 |
>99.5% |
≤0.2 |
≤0.2 |
≤0.03 |
≤0.004% |
2503级 |
>99.5% |
≤0.2 |
— |
≤0.03 |
≤0.004% |
3103级 |
>99.4% |
≤0.3 |
≤0.1 |
≤0.03 |
≤0.005% |
3303级 |
>99.3% |
≤0.3 |
≤0.3 |
≤0.03 |
≤0.005% |
411级 |
>99.2% |
≤0.4 |
0.04—0.08 |
≤0.1 |
— |
421级 |
>99.2 % |
≤0.4 |
0.1—0.15 |
≤0.1 |
— |
441级 |
>99.0 % |
≤0.4 |
≤0.4 |
≤0.1 |
— |
553级 |
>98.5 % |
≤0.5 |
≤0.5 |
≤0.3 |
— |
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