Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 5
While one man rotated the roller slowly , another passed the back of the panel over the roller , picking up a thin coating . The back coating was dusted with mica while still warm . Upon cooling , each specimen was cut to 7 X 11 in and ...
While one man rotated the roller slowly , another passed the back of the panel over the roller , picking up a thin coating . The back coating was dusted with mica while still warm . Upon cooling , each specimen was cut to 7 X 11 in and ...
Page 6
The panel was removed from the belt and passed backwards through the embedding rolls again . Because of the heavy gear on one side of the embedding rolls and because the rolls were not crowned , this procedure was necessary to make the ...
The panel was removed from the belt and passed backwards through the embedding rolls again . Because of the heavy gear on one side of the embedding rolls and because the rolls were not crowned , this procedure was necessary to make the ...
Page 10
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 established criteria . Figures 4 and 5 are photographs of ...
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 established criteria . Figures 4 and 5 are photographs of ...
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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 |