用计算法确定型砂中附加物的补加量

Defining the Compensation of Addition in Moulding Sand by Calculating Method

介绍了用计算法确定型砂中附加物的补加量,稳定型砂的性能,使铸件废品率从30％降为5～10％。

The calculating method of defining compensation of addition in moulding sand and making the properties of the sand steady is introduced. Using the method, the waste rate of castings is reduced from 30% to 5-10%.