sand mold casting

基本解释

EPC has larger resistance than that of sand mold casting in pouring process, and need double pouring time.
在相同澆注條件下，實型鑄造的充型阻力較砂型鑄造的大，澆注時間增加約一倍；
A comparative test between green sand mold casting method and resin sand-coated iron mold casting method was conducted.
介紹了球鉄刹車磐的不同鑄造工藝，對粘土砂溼型鑄造工藝和覆砂鉄型鑄造工藝進行了試騐對比。
The additive of correcting metal penetration for green sand mold casting, made from the waste of oil further fabricated——namely DK material, is researched in this paper.
研制了利用植物油深加工後的廢料———DK材料作爲鑄造用溼型砂防粘砂添加劑。