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全国旧砂再生经验交流会召开石光玉报道:由中国机械工程学会铸造学会铸造机械专业委员会和云南省铸造分会联合主办的“全国旧砂再生经验交流会”于1985年12月24日至27日在昆明市召开,来自全国各地设计研究单位、高等院校和工厂的101名代表参加了会议。大会收到论文33篇,在会上交流了13篇。论文涉及到粘土砂、水玻璃砂和树脂砂等各种砂的再生机理和工艺,对机械摩擦、气力冲击、热法和湿法再生的各种类型
The National Sand Recycling Experience Exchange Conference Held by Shi Guangyu: The “National Sand Recycling Experience Exchange Conference” co-sponsored by the Foundry Society of Foundry Machinery of the China Mechanical Engineering Society and the Yunnan Foundry Branch was held from December 24 to 27, 1985. In Kunming City, 101 representatives from design institutes, universities and factories across the country attended the meeting. The conference received 33 papers and 13 articles were exchanged at the meeting. The paper deals with the regeneration mechanisms and processes of various kinds of sand such as clay sand, water glass sand and resin sand, and various types of mechanical friction, pneumatic impact, thermal and wet regeneration.