美国铸造学会９８次铸造会议造型方法和材料分部讨论的重点是旧砂再生Ｗａｕｐａｃａ铸造厂的Ｋ．ｐｅｎｎｚ说：“针对扔掉的材料，应该把造型机搬到废砂场，并在那里浇注铸件。”小组讨论时，他还谈及湿型砂系统中干湿除尘器中材料的利用问题。小组讨轮指出：着眼于质量... The American Foundry Society 98 Foundry Conference Modeling Methodology and Materials Division focuses on the regeneration of old sand Waupaca foundry K. Pennz said: “For throwing away materials, you should move the molding machine to the waste yard and cast the casting there.” He also talked about material utilization in the wet and dry sandbox system during the panel discussion. Group rounds pointed out: focus on quality ...