Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Sidney H. Greenfeld. ARCHITECTURE B 916,963 TH 7 058 no . 24 The third type of specimen was used for accelerated weathering. Front Cover.
Sidney H. Greenfeld. ARCHITECTURE B 916,963 TH 7 058 no . 24 The third type of specimen was used for accelerated weathering. Front Cover.
Page 1
Types of Specimens Three types of specimens were included in this study . The basic specimen was a smooth - surface coated felt . These were exposed with coating thicknesses of 15 and 25 mils , 3 were back - coated with the same coating ...
Types of Specimens Three types of specimens were included in this study . The basic specimen was a smooth - surface coated felt . These were exposed with coating thicknesses of 15 and 25 mils , 3 were back - coated with the same coating ...
Page 2
The third type of specimen was used for accelerated weathering tests . ... Equipment for Preparation of Specimens The felt - base specimens were all back - coated with the apparatus shown schematically in figure 2 . a .
The third type of specimen was used for accelerated weathering tests . ... Equipment for Preparation of Specimens The felt - base specimens were all back - coated with the apparatus shown schematically in figure 2 . a .
Page 5
Granules The granules were of the ceramic type , with the characteristics listed in table 4. These characteristics were supplied by the granule manufacturer and no attempt was made to verify them . 2.4 . Specimen Preparation a .
Granules The granules were of the ceramic type , with the characteristics listed in table 4. These characteristics were supplied by the granule manufacturer and no attempt was made to verify them . 2.4 . Specimen Preparation a .
Page 6
Only failures by cracking were recorded for this type of specimens . 3.1 . Smooth - Surface Specimens When the smooth - surface specimens were first prepared , they had a matte finish corresponding to the texture of the dextrin - coated ...
Only failures by cracking were recorded for this type of specimens . 3.1 . Smooth - Surface Specimens When the smooth - surface specimens were first prepared , they had a matte finish corresponding to the texture of the dextrin - coated ...
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Common terms and phrases
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 |