Precision casting - Seimitsuchuzo (English spelling) precision casting

Japanese: 精密鋳造 - せいみつちゅうぞう(英語表記)precision casting
Precision casting - Seimitsuchuzo (English spelling) precision casting
A method of producing castings with much higher dimensional accuracy than conventional sand casting without using a metal mold. There are investment casting, ceramic mold casting, plaster mold casting, etc.
[Investment Casting]
It is also called the lost wax process. It can be broadly divided into the solid mold method and the improved ceramic shell mold method. The process of each method is as follows (see figure).

Source: Heibonsha World Encyclopedia, 2nd Edition Information

Japanese:
鋳型に金型を使用せずに,普通の砂型鋳造よりはるかに寸法精度の高い鋳物を作る方法。インベストメント法(インベストメントキャスティング),セラミックモールド法,プラスターモールド法などがある。
[インベストメント法investment casting]
 ロストワックス法lost‐wax processともいう。大別すると,ソリッドモールド法と,これを改良したセラミックシェルモールド法がある。それぞれの方法の過程は次のようである(図参照)。

出典 株式会社平凡社世界大百科事典 第2版について 情報

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