Thereby, a method of evaluating releasability between the cured resin and the mold surface (6) is established.
由此，确立固化树脂和模表面(6)之间的脱模性的评价方法。
The abnormal structure usually appears at the surface layer of nodular iron castings produced by furan-sulfonic acid cured sand mold.
通过实验研究，用甲苯磺酸作催化剂的呋喃树脂自硬砂与稀土镁作催化剂生产的球铁件，通常在其铸件表层出现异常组织。
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