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| ???? ??? | ?? | ??? | ??? |
| ???? | 2 ???? | ?????? | 200-450 ℃ |
| ????? | 10-50 ?? | ??? ???? | 180~210kg/m3 |
| ????? | ??? ??? | ????? ??? | ???? ?????? ???? |
| ???? ???? | ?? ????? | ???? ???? | ???? |
| ??? | ??? | HS ?? | 7019909000 |
| ????? ??? | 30000 / ???? | ? |
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