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单件小批生产的铸造车间,一般都用木模造型。制造木模要消耗大量木材,而且生产周期长。有些木模翻造一两个砂型就要报废。
Small pieces of single-casting production workshop, generally use wooden mold shape. To create wood mold consumes a large amount of timber, and the production cycle is long. Some wooden molds to create one or two sand molds will be scrapped.