Canadian foundryman (1917) . 675 lb. wheel gtd. 5 „ „Maximum net cost id 725 lb. wheel gtd. 4 .90c „ .,Any wheel that is sold for $20 willcost the railroad, in interest chargesalone (figured at 5 per cent, .per annum),more than the renewal charges of thechilled iron wheel, because while theguaranteed net cost to the railroads isbased upon six. live and four years ser-vice respectively, the actual service isoften twice as much. During the twoyears last past, the price of all commodi-ties have reached their highest , the price of the chilled iron
Canadian foundryman (1917) . 675 lb. wheel gtd. 5 „ „Maximum net cost id 725 lb. wheel gtd. 4 .90c „ .,Any wheel that is sold for $20 willcost the railroad, in interest chargesalone (figured at 5 per cent, .per annum),more than the renewal charges of thechilled iron wheel, because while theguaranteed net cost to the railroads isbased upon six. live and four years ser-vice respectively, the actual service isoften twice as much. During the twoyears last past, the price of all commodi-ties have reached their highest , the price of the chilled ironcar wheel has practically remained con-stant. Based upon the annual renewalsof 2,500,000 wheels any other substituteat a price of $20 per wheel will cost therailroads $50,000,000 initial investmentthe first vnar. © FOUNDRY TUMBLING BARREL SOME time ago, having a very largequantity of small castings to supply,says a writer in the Foundry TradeJournal, we decided to build a smallrattler or tumbling barrel, as the large. FIG. 1. FIG. iron ones caused a great deal of break-age. The measurements of the new onewere 15 ins. inside and 3 ft. long, thisholding a barrow-full at a time. The
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Keywords: ., boo, bookcentury1900, bookdecade1910, bookidcanfoundryman1917toro
