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在钢铸件冒口中加氧,主要是改善铸件的补缩条件,提高铸件的成品率,进一步节约钢水和降低成本,本法操作简便,容易为一般工人掌握.
Oxygen in the riser of steel castings, mainly to improve the casting conditions of shrinkage, improve casting yield, and further reduce the cost of molten steel and reduce costs, the method is simple and easy to grasp for the average worker.