RESEARCH ON BLENDING OF VERY FINE PARTICLES IN THE MOULDING SAND
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The Influence of Moulding Sand on the Compressive Stresses
In moulding of large-size castings, the lack of uniformity in heating results in the deformation of individual mould parts. The resulting deformations cause internal stre-sses in the casting and scabbing in the mould. The main cause of deformation in the mould element is to be found in the α β transformation of the quartz grains. The allotropic modification of the quartz crystals from α into β ...
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ژورنال
عنوان ژورنال: Tetsu-to-Hagane
سال: 1951
ISSN: 0021-1575,1883-2954
DOI: 10.2355/tetsutohagane1915.37.12_652