Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 8
Cracking of coatings on shingles results from the large differences in thermal coefficient of linear expansion between the saturated felt and the shingle coatings . Data on these materials are difficult to obtain , but a few order - of ...
Cracking of coatings on shingles results from the large differences in thermal coefficient of linear expansion between the saturated felt and the shingle coatings . Data on these materials are difficult to obtain , but a few order - of ...
Page 10
... and the VidContinent asphalt ( Asphalt II in ref . [ 4 ] ) the most durable specimens . However , for some systems there was little or no difference in the durabilities of corresponding coatings made from the latter two asphalts .
... and the VidContinent asphalt ( Asphalt II in ref . [ 4 ] ) the most durable specimens . However , for some systems there was little or no difference in the durabilities of corresponding coatings made from the latter two asphalts .
Page 14
( 4 ) There were differences in durability among the specimens made with the three asphalts , with the Mid - Continent asphalt being the most durable and the California the least . When mineral additives were mixed with the asphalts ...
( 4 ) There were differences in durability among the specimens made with the three asphalts , with the Mid - Continent asphalt being the most durable and the California the least . When mineral additives were mixed with the asphalts ...
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60 percent aluminum aluminum-base specimens appearance Applied 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 Composition Coating thickness 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 heated industry instances Institute Loss on ignition losses machine materials measurement method Mica Mid-Continent asphalt mils mineral additives Months Ratio Months National Bureau observed Office panel passed performances period physical prepared produced Properties provides Ratio Months Ratio reference reported Research Retained rolls roofing saturated felt sheets shingle Silica smooth smooth-surface smooth-surface specimens spalling surface tabs technical Technology temperature tests three asphalts type of specimen Venezuela asphalt Washington weather
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 Volume 24 of National Bureau of Standards building science series |
| 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 |