skull crucible


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skull crucible

[′skəl ‚krü·sə·bəl]
(metallurgy)
A consumable-electrode vacuum arc melting and casting furnace; used in the production of turbine buckets for aircraft jet engines using a nickel-base high-temperature alloy.
References in periodicals archive ?
In this case, the most suitable method of melting which can be used efficiently, is plasma-arc melting (PAM) in a skull crucible.
The coefficient of discharge of the melt from the skull crucible in relation to the powder plasma arc is shown in Fig.