fluid self-hardening mold sand 流动型自硬性砂模
This paper introduces the fluid self hardening sand of its prescription, properties, characters and productive applications.
叙述了流态自硬砂的配制、性能、工艺特点以及生产应用；
In this paper a new water glass self-hardening fluid sand mixture made without the use Of foaming agent is described.
本文介绍的是一种不用发泡剂的新型水玻璃流态自硬砂。
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