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.

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References in periodicals archive ?

The riser must contain enough feedmetal to satisfy casting shrinkage, and the feedmetal should flow into the casting section.

GATING AND RISERING: Basic Ways To Improve Casting Yield and Quality: A well-designed gating and risering system is crucial to improving productivity, quality and profitability of a metalcasting facility

Silica-based phosphate-bonded investments exhibit a thermal expansion compatible with titanium casting shrinkage, (7) but the silica is highly reactive at high temperatures.

Effect of phosphate-bonded investments on titanium reaction layer and crown fit

The basic assumption in many hot tearing models is that this defect occurs when feeding stops to accommodate the casting shrinkage.

Prevent hot tearing: strain rate can predict defects in AZ 91 magnesium alloy castings