The sand-lined metal mold casting technique for bimetallic squeezing axle was investigated.The suitable chemical composition in the white cast iron was to be adjusted.

 
  • 介紹了雙金屬榨軸的鐵型覆砂鑄造工藝,并對榨螺用白口鑄鐵的化學(xué)成分作了適當地調整。
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