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透明塑料的注塑成型工艺?

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透明塑料的注塑成型工艺?

发布日期:2020-01-13 15:57 来源:http://mjaupanda.com 点击:

大连注塑成型收缩率大,尺寸稳定,但产品内应力大,易开裂,所以宜用提高温度而不是压力去改善流动性,并且从提高模具温度,改善模具结构和后处理去减少开裂的可能。当注射速度低时,浇口处易生波纹等缺陷,放射嘴温度要单独控制,模具温度要高,流道、浇口阻力要小。


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大连注塑成型

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