casting shrinkage


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casting shrinkage

[′kast·iŋ ‚shriŋ·kij]
(metallurgy)
Total reduction in volume of a casting due to partial reductions at each stage of solidification.
Reduction in volume at each stage of solidification of a casting.
References in periodicals archive ?
The basic assumption in many hot tearing models is that this defect occurs when feeding stops to accommodate the casting shrinkage.
8) Other thermally more stable refractory oxide materials (calcium oxide, magnesium oxide and aluminum oxide) have been developed, but they have shown thermal expansion unable to compensate for the casting shrinkage of molten titanium.
Consequently, liquid metal was able to compensate casting shrinkage, which decreased the alloy's tendency to form shrinkage porosity and hot tears.