（1） RM材料可加工的。它可以钻孔、攻丝和表面地面和行为就像铸铁在这些操作。
（2） 一个应该安装准备好了顶出针如果需要超过50 - 100个部件。 注塑模具外文文献和翻译(4):http://www.751com.cn/fanyi/lunwen_866.html
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