Sand mold for piston ring

The utility model relates to a sand mold for a piston ring, and belongs to the manufacturing field of piston rings. The sand mold comprises a plurality of sand boxes which are sequentially stacked from bottom to top, a cone-shaped through hole which is used as a pouring cup is formed in a geometrica...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LU YOUGAO, LIN XIANGHUA, WU YINGXUE
Format:	Patent
Sprache:	eng
Schlagworte:	CASTING FOUNDRY MOULDING PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING
Online-Zugang:	Volltext bestellen
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