| Agriculture - 1908 - 604 pages
...1. Color: dull bluish gray; any variation from this indi' cates some impurity. 2. Fineness: it must leave by weight a residue of not more than 8 per cent, on a No. -100 sieve, and 25 per cent. on a No. -200 sieve. 3. Time of selting: it must develop the initial... | |
| Edwin Clarence Eckel - Cement - 1905 - 802 pages
...The specific gravity of the cement, thoroughly dried at 100° C., shall be not less than 3.10. 20. Fineness. — It shall leave by weight a residue of...No. 100, and not more than 25 per cent on the No. 200-sieve. 21. Time of setting. — It shall develop initial set in not less than thirty minutes, but... | |
| Chemistry - 1905 - 810 pages
...specific gravity of the cement, thoroughly dried at 100° C., shall be not less than 3.10. FINENESS. (20) It shall leave by weight a residue of not more than 8 per cent, on the No. 100, and not more than 25 percent, on the No. 200 sieve. TIME OF SETTING. (21) It shall develop initial set in not less than... | |
| William Albert Noyes - Chemistry - 1905 - 808 pages
...specific gravity of the cement, thoroughly dried at 100° C., shall be not less than 3.10. FINENESS. (20) It shall leave by weight a residue of not more than 8 per cent, on the No. too, and not more than 25 percent, on the No. 200 sieve. TIME OF SETTING. (21) It shall develop initial... | |
| Frederick Winslow Taylor, Sanford Eleazer Thompson - Concrete - 1905 - 642 pages
...gravity of the cement, thoroughly dried at 100° Cent. (212° Fahr.), shall be not less than 3.10. 9. Fineness.* It shall leave by weight a residue of not more than 8% on the No. 100, and not more than 25% on the No. 200 sieve. 10. Time of Setting.* It shall develop... | |
| Gaetano Lanza - Engineering - 1905 - 980 pages
...— The specific gravity of the cement thoroughly dried at 100° C., shall be not less than 2.8. 13. Fineness. — It shall leave by weight a residue of not more than 10 per cent on the No. 100, and 30 per cent on the No. 200 sieve. 14. Time oj Selling. — It shall... | |
| Charles Evan Fowler - Bridges - 1905 - 370 pages
...— The specific gravity of the cement, thoroughly dried at 100° C., shall be not less than 2.8. 13. FINENESS. — It shall leave by weight a residue of not more than 10 per cent. on the No. too, and 30 per cent, on the No. 200 sieve. 14. TIME OF SETTING. — It shall... | |
| Frederick Winslow Taylor, Sanford Eleazer Thompson - Concrete - 1905 - 638 pages
...gravity of the cement thoroughly dried at 100° Cent. (212° Fahr.) shall be not less than 2.8. 9. Fineness.* It shall leave by weight a residue of not more than 10% on the No. 100, and 30% on the No. 200 sieve. 10. Time of Setting.* It shall develop initial set... | |
| Charles Carroll Brown - Cement - 1905 - 440 pages
...specific gravity of the cement thoroughly dried at 100 degrees C., shall be not less than 2.8. 13. Fineness. — It shall leave by weight a residue of not more than 10 per cent, on the No. 100, and 30 per cent, on the No. 200 sieve. 14. Time of Setting. — It shall... | |
| Mineral industries - 1905 - 708 pages
...tion. The specific gravity of the cement, thoroughly dried at 100° C., shall be not less than 3.10. It shall leave by weight a residue of not more than 8% on the No. 100, and not more than 25% on the No. 200 sieve. It shall develop initial set in not less... | |
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