Activity during this reporting period was principally concerned with:nExtrusion evaluation of Rokide-process alumina and zirconia coated extrusion liners.nExtrusion evaluation of a cast Udimet 700 superalloy liner.nContinued evaluation of ability of liner support tooling to withstand high extrusion pressures at high billet temperatures without distortion.nT-section die design modification for use of such dies inside an extrusion liner.
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