 One of these cakes, when hard enough, should be put in water, and examined from day to day to see if it becomes contorted, or if cracks show themselves at the edges, such contortions or cracks indicating that the cement is unfit for use at that time....  Bulletin of the New York State Museum - Page 7261901 - 968 pagesFull view - About this book
 | American Gas Light Association - Gas - 1900 - 522 pages
...recommended by Gen. Gillmore, 1/I 2-inch diameter wire loaded with j/£ of a pound, and 1 /24-inch loaded with 1 pound. One of these cakes, when hard...enough, should be put in water and examined from day to da}' to see if it becomes contorted, or if cracks show themselves at the edges, such contortions or... | |
 | Mining Institute of Scotland - Mineral industries - 1887 - 452 pages
...cakes of neat cement two to three inches in diameter, about half an inch thick, having thin edges. One of these cakes when hard enough, should be put in water and periodically examined to see if it becomes contorted or cracked, such contortions or cracks showing... | |
 | Ira Osborn Baker - Masonry - 1889 - 588 pages
...follows: Immerse in water a small pat of neat cement mortar with thin edges (§ 82), and examine it from day to day to see if it becomes contorted or if cracks show themselves at the edges. If there is cracking or contortion (sometimes called " blowing"), it is due to the hydration and consequent... | |
 | Ira Osborn Baker - Masonry - 1889 - 606 pages
...follows: Immerse in water a small pat of neat cement mortar with thin edges (§ 82), and examine it from day to day to see if it becomes contorted or if cracks show themselves at the edges. If there is cracking or contortion (sometimes called "blowing"), it is due to the hydration and consequent... | |
 | Engineering - 1892 - 786 pages
...diameter wire loaded with one-fourth pound, and one twenty-fourth inch diameter wire loaded with one pound. One of these cakes, when hard enough, should...In some cases, the tendency to crack, if caused by too much lime, will disappear with age. The remaining cake should be kept in the air, and its color... | |
 | Frederick Putnam Spalding - Cement - 1893 - 146 pages
...Civil Engineers is to make two cakes or pats as for the German tests and observe them as follows : "One of these cakes, when hard enough, should be put...that time. In some cases the tendency to crack, if due to free lime, will disappear with age. The remaining cake should be kept in the air and its color... | |
 | Frederick Putnam Spalding - Cement - 1893 - 132 pages
...Civil Engineers is to make two cakes or pats as for the German tests and observe them as follows : "One of these cakes, when hard enough, should be put...that time. In some cases the tendency to crack, if due to free lime, will disappear with age. The remaining cake should be kept in the air and its color... | |
 | Thomas Bliss Stillman - Analytical chemistry - 1897 - 564 pages
...diameter wire loaded with one-fourth pound, and one twenty-fourth inch diameter wire loaded with one pound. One of these cakes, when hard enough, should...In some cases the tendency to crack, if caused by too much lime, will disappear with age. The remaining crack should be kept in the air and its color... | |
 | Thomas Bliss Stillman - Analytical chemistry - 1897 - 598 pages
...diameter wire loaded with one- fourth pound, and one twenty-fourth inch diameter wire loaded with one pound. One of these cakes, when hard enough, should...In some cases the tendency to crack, if caused by too much lime, will disappear with age. The remaining crack should be kept in the air and its color... | |
 | Frederick Putnam Spalding - Cement - 1897 - 286 pages
...Gillmore, 1/12-inch diameter wire loaded with one fourth of a pound, and 1/24-inch loaded with one pound. " One of these cakes, when hard enough, should...that time. In some cases the tendency to crack, if due to free lime, will disappear with age. The remaining cake should be kept in the air and its color... | |
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