Bricks Artificial Stones of Non Plastic Materials Their Manufacture And Uses
Bricks Artificial Stones of Non Plastic Materials Their Manufacture And Uses
Alfred B Alfred Broadhead Searle
The book Bricks Artificial Stones of Non Plastic Materials Their Manufacture And Uses was written by author Alfred B Alfred Broadhead Searle Here you can read free online of Bricks Artificial Stones of Non Plastic Materials Their Manufacture And Uses book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Bricks Artificial Stones of Non Plastic Materials Their Manufacture And Uses a good or bad book?
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) is shown in Fig. 21. The chief disadvantages of Method A are the possible presence of unmixed lime, (which forms disfiguring white spots and may cause the bricks to crack or blow) ; the time required to prepare the lime-putty (if used) and the difficulty of mixing the MIXING THE MATERIALS 51 wet, slaked lime with the aggregate. Notwithstanding these drawbacks, the method is useful in certain conditions such as those previously mentioned. Its chief advantage is that it entirely prevents all th...e defects which follow the use of imperfectly hydrated lime (see p. 41). In localities where steam-hydrated lime can be purchased at a suitable price from the lime-burners as in some parts of the United States a simple modifi- cation of method A is excellent. METHOD B. This consists in mixing the various ingredients together, placing FIG. 22. Special Lifting Waggon Courtesy of Sutcliffe, Speakman & Co. Ltd. in a silo until the lime is fully hydrated and then passing the contents of the silo through a further mixing machine, preferably a pan mill.
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