常见PVC—U管件模具浇注系统的改进

The general casting system of PVC-U pipe fitting injection mould in the fitting moulding

PVC—U管件注塑模具的常用浇注系统在管件成型中，经常在产品表面及浇口周围会出现流动斑纹、分层等缺陷，针对这种情况，对PVC—U管件注塑模具的浇注系统进行了改进，解决了以上问题。

The general casting system of PVC-U pipe fitting injection mould in the fitting moulding, often appears such defects as the flowage strip and delamination on the product＇s surface or around the casting orifice,aimed at this condition, we made a reform to the casting system of PVC-U pipe fitting injection mould and solved those problem.