Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 5
... half times the required quantity of coating was distributed over the felt and spacers of the required thickness ( felt thickness plus 3 mils ) were placed ... All compositions were made and are reported on a weight - percent basis .
... half times the required quantity of coating was distributed over the felt and spacers of the required thickness ( felt thickness plus 3 mils ) were placed ... All compositions were made and are reported on a weight - percent basis .
Page 10
ash , silica , dolomite , and clay improved the durability to a lesser extent and only in specific combinations of composition and coatings thickness . Figure 3 is a photograph of some of the specimens made with Mid - Continent asphalt ...
ash , silica , dolomite , and clay improved the durability to a lesser extent and only in specific combinations of composition and coatings thickness . Figure 3 is a photograph of some of the specimens made with Mid - Continent asphalt ...
Page 11
Smooth - surface , sell - base specimens after 1672 years of er posure 1 Column 1 Column 2 Column 3 Coating composition Thickness Coating composition Thickness Coating composition Thickness 35 % Mica mils 25 60 % Fly Ash mils 25 mils 25 ...
Smooth - surface , sell - base specimens after 1672 years of er posure 1 Column 1 Column 2 Column 3 Coating composition Thickness Coating composition Thickness Coating composition Thickness 35 % Mica mils 25 60 % Fly Ash mils 25 mils 25 ...
Page 12
Column 1 Column 2 Column 3 Composition Coating thickness Composition Coating thickness Composition Coating thickness mils mils mils 25 50 % Blue Black Slate 25 35 % Florida Clay 25 60 % Blue Black Slate 60 % Blue Black Slate 35 % Blue ...
Column 1 Column 2 Column 3 Composition Coating thickness Composition Coating thickness Composition Coating thickness mils mils mils 25 50 % Blue Black Slate 25 35 % Florida Clay 25 60 % Blue Black Slate 60 % Blue Black Slate 35 % Blue ...
Page 13
Granule - surfaced , selt - base California specimens aster 15 years of exposure ( Initial granule coverage approximately 25 lb / 100 sq ft ( 1.22 kg / m 2 ) ) Column 1 Column 2 Column 3 Composition Coating thickness Composition Coating ...
Granule - surfaced , selt - base California specimens aster 15 years of exposure ( Initial granule coverage approximately 25 lb / 100 sq ft ( 1.22 kg / m 2 ) ) Column 1 Column 2 Column 3 Composition Coating thickness Composition Coating ...
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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 |