Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 1
For materials or systems of low life expectancy , this procedure has been proven extremely satisfactory . For building materials , where the life expectancy is of the order of decades , the observed frequently outlives the observers .
For materials or systems of low life expectancy , this procedure has been proven extremely satisfactory . For building materials , where the life expectancy is of the order of decades , the observed frequently outlives the observers .
Page 6
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 embedment of the granules more uniform . The panels were backcoated as in 2.4a .
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 embedment of the granules more uniform . The panels were backcoated as in 2.4a .
Page 10
The procedure used was ARIB Index No. 1.119 [ 10 ] , using the electrically operated equip- ment . As recommended in the procedure , the average weight loss for 10 2 - X 10 - in specimens when abraded dry must be in the range of 0.2 to ...
The procedure used was ARIB Index No. 1.119 [ 10 ] , using the electrically operated equip- ment . As recommended in the procedure , the average weight loss for 10 2 - X 10 - in specimens when abraded dry must be in the range of 0.2 to ...
Page 15
[ 10 ] Manual of Test Procedures for Roofing Granules , Asphalt Roofing Industry Bureau , ( 1956 ) . US GOVERNMENT PRINTING OFFICE 1969 O - 353-127 15 U.S. DEPARTMENT OF COMMERCE WASHINGTON , D.C. 20230 OFFICIAL BUSINESS.
[ 10 ] Manual of Test Procedures for Roofing Granules , Asphalt Roofing Industry Bureau , ( 1956 ) . US GOVERNMENT PRINTING OFFICE 1969 O - 353-127 15 U.S. DEPARTMENT OF COMMERCE WASHINGTON , D.C. 20230 OFFICIAL BUSINESS.
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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 |