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我厂采用70kg 二工位射芯机射制13号车钩整体芯,代替 Z2310造型机制做的两片13号车钩砂芯,使车钩一次组装的三态作用、互换性
I plant using 70kg two-position shooting machine shot 13th overall car core, instead of Z2310 modeling mechanism made of two 13th car hook sand core, make the coupler a three-state assembly effect, interchangeability