This paper researches on 4100QB Cylinder-block of the KW moulding line, particularly introduces the forming mechanism of blowholes on 4100QB Cylinder-block.
本论文以在KW造型线上生产的4100QB机体作为研究对象，详细介绍了4100QB机体产生的侵入性气孔的形成机理。
The article analyses shape feature and forming technology characteristic of miniature cylinder.
本文分析了微型气缸的形体特征和成形工艺特点。
On the bases of comparing against routine processing method, clarify the superiority of powder metallurgy forming for the miniature cylinder.
在与常规加工方法比较的基础上，阐明了该微型气缸采用粉末冶金方法成形的优越性。
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