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                • 07 2023-04

                  棕刚玉的冶炼工艺

                  棕刚玉冶炼的主要原〓料是矾土,其熔点随Al2O3含量的Ψ 提高而增加,一般在1700~1900℃,而产品↘的熔点为2050℃,因此电炉熔液的温度要保持在2050℃以上。

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