directionally solidified


Also found in: Acronyms.

directionally solidified

A method of manufacturing the turbine blades of gas turbine engines. The blades are cast and removed from the casting furnace in such a way that all the crystals in the metal form columnar grains, extending along the entire length of the blade.
References in periodicals archive ?
A GE team conducted creep feed grinding tests on three different nickel-base superalloys: conventionally cast IN-718, single-crystal Rene alloy, and directionally solidified Rene.
As a result, lower performance equiaxed or directionally solidified parts have been used.
The new furnace will be dedicated to airfoil manufacturing - both directionally solidified and single crystal - to support the needs of our aero-engine OEM customers.
Ltd of Baoding, China for its Directionally Solidified Silicon (DSS) furnaces to increase their capacity to over 50 megawatts (MW) of multicrystal wafers for solar cells.
A directionally solidified sample (to control shrinkage) is obtained from the melt and machined into a small cylinder.
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