Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic FeltU.S. National Bureau of Standards, 1969 - 15 pages |
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Page 3
... Loss on ignition at 1000 ° F . Loss on ignition at 1800 ° F . Moisture Solubility . Free alkali .m / g .. 2.94 2.64 2.87 2.62 3.01 2.68 1.0 27.2 2.0 2.0 2.7 2.5 lb / 100 lb .. 29.5 63.9 19.4 30.0 97.2 19.5 lb / 100 lb. 32.7 36.4 18.5 ...
... Loss on ignition at 1000 ° F . Loss on ignition at 1800 ° F . Moisture Solubility . Free alkali .m / g .. 2.94 2.64 2.87 2.62 3.01 2.68 1.0 27.2 2.0 2.0 2.7 2.5 lb / 100 lb .. 29.5 63.9 19.4 30.0 97.2 19.5 lb / 100 lb. 32.7 36.4 18.5 ...
Page 4
... Loss on heating , 3 . % -- 0.22 0.03 0.10 Penetration at 77 ° F ( 25 ° C ) after heating , 0.1 . mm . 17 17 14 Specific gravity at 77 ° F ( 25 ° C ) 1.015 0.999 1.018 Viscosity , cP at 400 ° F ( 204 ° C ) 280 420 375 Viscosity , cP at ...
... Loss on heating , 3 . % -- 0.22 0.03 0.10 Penetration at 77 ° F ( 25 ° C ) after heating , 0.1 . mm . 17 17 14 Specific gravity at 77 ° F ( 25 ° C ) 1.015 0.999 1.018 Viscosity , cP at 400 ° F ( 204 ° C ) 280 420 375 Viscosity , cP at ...
Page 5
... loss . 80 percent . 6 lb / ton Sieve No. ( 3 g / kg ) . Particle Size ( Tyler ) Percent Retained on 10 0.7 Retained on 14 33.9 Retained on 20 36.0 Retained on 28 21.6 Retained on 35 7.2 Passing 35 0.5 Granules were oiled with 5 lb per ...
... loss . 80 percent . 6 lb / ton Sieve No. ( 3 g / kg ) . Particle Size ( Tyler ) Percent Retained on 10 0.7 Retained on 14 33.9 Retained on 20 36.0 Retained on 28 21.6 Retained on 35 7.2 Passing 35 0.5 Granules were oiled with 5 lb per ...
Page 7
... losses of granules in the few specimens in which poor granule adhesion was measured prior to exposure . After about ... loss in 49 grid areas ( 50 % ) or spalls in 25 grid areas ( 25 % ) . Cracks in 30 grid areas ( 50 % ) few of the ...
... losses of granules in the few specimens in which poor granule adhesion was measured prior to exposure . After about ... loss in 49 grid areas ( 50 % ) or spalls in 25 grid areas ( 25 % ) . Cracks in 30 grid areas ( 50 % ) few of the ...
Page 10
... losses of granules early during their exposure . The California specimens containing clay passed the test marginally . They , also , lost some granules early during exposure . However , none of these specimens has failed by the ...
... losses of granules early during their exposure . The California specimens containing clay passed the test marginally . They , also , lost some granules early during exposure . However , none of these specimens has failed by the ...
Common terms and phrases
60 percent aluminum aluminum-base specimens appearance Applied areas asphalt coatings ASTM base Black Slate 25 blistering Blue Black Slate Building Building Science Series Bureau of Standards California asphalt Cement Center cents Characteristics Clay Column COMMERCE concentrations consists containing corresponding cracking criteria deterioration differences direction divisions doctor bar Dolomite durability early effects exposed exposure failed failure felt-base specimens FIGURE Fly Ash Government granule-surfaced specimens granules grid half heated industry Institute Kraft paper listed longer Loss on ignition losses machine materials measurement method Mica Mid-Continent asphalt mils mineral additives Months Ratio Months National Bureau observed Office Organic panel passed performances period physical prepared procedure produced Properties provides Ratio Months Ratio reference reported Research rolls roofing saturated felt sheets shingle Silica smooth smooth-surface smooth-surface specimens spalling surface TABLE technical Technology temperature tests three asphalts Venezuela asphalt Washington weather weatherometer tests
Bibliographic information
| Title | Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt Volume 24 of Building science series, United States National Bureau of Standards, ISSN 0083-1794 |
| Author | Sidney H. Greenfeld |
| Publisher | U.S. National Bureau of Standards, 1969 |
| Original from | the University of Michigan |
| Digitized | 18 Aug 2006 |
| Length | 15 pages |
| Export Citation | BiBTeX EndNote RefMan |