Modern Casting, November 1st, 1991
Chaplets, long part of the metalcaster's trade, are metal spacers that support cores in a manner illustrated by Fig.1. They are used when the casting design makes it impossible to provide adequate core prints or when the core is likely to sag, float or shift position as molten metal enters the mold. Chaplets are made of mild steel, sheet or cast metal. They are tin-coated (hot dipped or electroplated) to prevent their oxidation and subsequent contamination of the melt. Uncoated high nickel alloys also are used to produce chaplets. Chaplet Types Chaplets are available in a wide variety of si...
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