To cool the pattern injection die by refrigerator is more efficient than by water cool, and it provides better working conditions and improves the surface degree of finish of the wax pattern.

使用制冷机冷却压蜡模具比水冷却法效率高，劳动条件好，提高了蜡模表面粗糙度。

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At present, it is difficult to identify the opaque injection-wax and injection-plastic jadeite jades with the traditional mid-infrared spectrum method.

目前，采用传统的中红外光谱技术鉴别不透明注蜡与注胶翡翠有一定的难度。

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Precision injection molding, casting, mold repair metal jewelry and accessories, precision stampings, welding, lost wax castings, aluminum castings, stainless steel sand hole repair.

精密注塑、压铸、模具的修补金属饰品及配件、精密冲压件的焊接、失蜡铸件、铝铸件、不锈钢产品砂孔修补。

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