. American foundry practice . 233 - CHAPLETS. No. 5 is a double-headed cliaplet, used particularly onloam and dry sand work. A pattern will be required foreach size wanted. No. 7 sliows a cast-iron chaj)let and stand which is veryhandy for loam, dry, or green sand moulds. The face of thestand Xis set against the pattern and rammed up, or builtup in the brick-work. The only objection to using thisstand is, that it will chill the casting, for which reason thestand should not be set on castings that require to be hardiron. These stands are better if cast solid, and the holes forholding the chaple
. American foundry practice . 233 - CHAPLETS. No. 5 is a double-headed cliaplet, used particularly onloam and dry sand work. A pattern will be required foreach size wanted. No. 7 sliows a cast-iron chaj)let and stand which is veryhandy for loam, dry, or green sand moulds. The face of thestand Xis set against the pattern and rammed up, or builtup in the brick-work. The only objection to using thisstand is, that it will chill the casting, for which reason thestand should not be set on castings that require to be hardiron. These stands are better if cast solid, and the holes forholding the chaplet drilled out. When setting the chaplets,if they are too long, break off a piece, and if too short, fillup the holes with sand. Iron flasks for special jobs oftenhave holes drilled in the bars to hold chaplets, whereby muchtime and labor is saved. No. 3 is a wrought-iron chai:)let, having a large doublehead riveted to the stem. This is safer than having only asingle head riveted on, especially for large cores that have aheavy
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