A casting technique for fine holes in Cu alloy casting by pure Cu tubes as insert bodies is introduced.
介绍了以无缝纯铜管为镶嵌体，用镶嵌法在铸铜件上铸造细孔的方法。
The casting is usually a fine grain casting with a very fine-grained outer diameter, which is resistant to atmospheric corrosion, a typical situation with pipes.
这种铸件通常为外径处晶粒非常细小的细晶粒铸件，能耐大气腐蚀，典型的情况是管子。
The cooling slope casting is a branch of semi-solid casting technique, and it is also a simple and effective method to produce castings with fine globular microstructure at low cost.
冷却斜板铸造法是实现半固态铸造成形的一种简便而有效的方法，可以以较低的成本生产具有细小球晶组织的铸件。
It shows that thin slab continuous casting has a greater secondary cooling intensity, a faster solidifying rate, a fine and uniform structure and less segregation than conventional slab casting.
研究表明，薄板坯的二冷强度大，凝固速度快，组织细小、均匀，其内部溶质元素的偏析程度远低于传统连铸板坯。
By taking EPS emulsion as main raw material, a new casting binder of non-coal molding sand was developed. EPS water-borne property by modification is fine, and available for the casting binder.
研究并开发出一种以eps为主要原料的无煤粉型砂粘结剂，实验表明乳化改性后的EPS水溶液性能优良。
By taking EPS emulsion as main raw material, a new casting binder of non-coal molding sand was developed. EPS water-borne property by modification is fine, and available for the casting binder.
研究并开发出一种以eps为主要原料的无煤粉型砂粘结剂，实验表明乳化改性后的EPS水溶液性能优良。
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