"The iron founder" supplement. A complete illustrated exposition of the art of casting in iron. Comprising the erection and management of cupolas, reverberatory furnaces, blowers, dams, ladles, etc.; mixing cast iron; founding of chilled car-wheels; malleable iron castings; foundry equipments and appliances; gear moulding machines; moulding machines; burning, chilling, softening; annealing; pouring and feeding; foundry materials; advanced moulding; measurement of castings; wrought iron, steel, etc. Also, the founding of statues; the art of taking casts, pattern modelling; useful formulas and tables (1893)
Bolland, Simpson · New York, J. Wiley & Sons · leaf 209
RON-FO UNDER SUPPLEMENT. at one or more gates ample to run the column safely. Bound columns will run 18 feet £ inch thick from one end, providing all other things are favorable; but the re¬ marks on square columns apply with equal force to round ones, and risks should not be taken. Sometimes it is… … Fig. 108 shows how to run a large wheel through the hub core. The centre dry-sand core, with a hole large enough to fill the mould at a proper rate, rests on another dry-sand core in which the requisite gates have been prepared. To save making the bottom core, holes for gates may be made at A,…
Iron founding
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
