During die casting, core deformation resulting in batches rejected castings is very easy.
压铸模具的型芯变形失效很容易造成铸件的成批量报废。
2
Best Casting: rejected in 1999.
最佳选角(最佳卡司)：1999年被拒绝。
3
Based on the similarity principle, the casting process of piston rings has been investigated by hydraulic simulation in the paper, and the method of reducing rejected products has been searched.