Canadian foundryman (1917) . Cost of Living.—The cost of living isstill going up. According to a LaborDepartment Bulletin of December 16,the average cost of 29 staple articles in^ixty cities in November was $, as. FIG. 8 .DRAG MOULD IN SAND. of the charcoal fire used as a skin dry-ing medium. A Suspended CoreThe loam core shown in Fig. 9, builton a cast grid instead of the foundation FIG. 10. ASSEMBLED SAND MOULD WITH LOAM CORE. compared with $ in October, and$ in November, 1915. In the whole-sale prices of 272 commodities, the indesfigure rose to for November, com-pared wit
Canadian foundryman (1917) . Cost of Living.—The cost of living isstill going up. According to a LaborDepartment Bulletin of December 16,the average cost of 29 staple articles in^ixty cities in November was $, as. FIG. 8 .DRAG MOULD IN SAND. of the charcoal fire used as a skin dry-ing medium. A Suspended CoreThe loam core shown in Fig. 9, builton a cast grid instead of the foundation FIG. 10. ASSEMBLED SAND MOULD WITH LOAM CORE. compared with $ in October, and$ in November, 1915. In the whole-sale prices of 272 commodities, the indesfigure rose to for November, com-pared with for October and November, 1915. LTRING recent years, the additionof steel to iron foundry mixtureshas become quite a common prac-tice. In addition to finding an outletIm- comparatively valueless steel scrap,such additions present an easy and ef-fective means to the ironfounder of pro-ducing low silicon cast iron. The process of melting- steel in theiron foundry cupola is now fairly wellunderstood. The steel in the cupola incontact with carbon—coke—and in anatmosphere containing carbon monoxide,absorbs increasing amounts of carbon asthe temperature rises, exactly as is thecase in the cementa
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Keywords: ., boo, bookcentury1900, bookdecade1910, bookidcanfoundryman1917toro
