Based on the phsical and chemical features of aluminium under different conditi ons, stepwise-strengthened melting technology is adopted with the reheating cha r ge by bell type furnace.

 
  • 根据铝在不同状态时的物理、化学性能特点,采用分步强化熔炼技术辅之以罩式炉预热炉料。
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