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砂处理成套设备 铸造 旧砂回收 粘土砂生产设备 树脂砂生产线
一、砂处理的特点
1、成品率高
铸件成品率一般情况下大于等于92%,较高情况可达96-98%。
2、表面光洁
比普通粘土砂型高2-3个等级,表面粗糙度可达R12.5
3、尺寸精度高
由于型砂强度较高,铸件尺寸精度比一般潮模砂高2个级别,可达IT8-10级,后续加工余量可减少,刀具磨损小。
4、工艺简洁,易于控制
树脂砂造型属自硬型,工艺要点由设备保证,只要掌握好工艺参数,就完全可以保证铸件质量,所以对操作工的技术素质要求较低,且节省劳动力,减轻劳动强度,车间单位面积的铸件产量比粘土砂翻一番,清砂效率也有在幅提高,同时扬尘点与散落砂少,所以工作环境较整洁。
5、工作效率高
采用树脂砂造型提高工作效率以,单位面积的工作量提高,节约了车间面积。
6、减轻劳动强度
树脂砂大大减轻了造芯、造型、落砂、清理工人的劳动强度,利于实现机械化作业。
7、适用于多品种铸件的生产
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