Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Equipment for preparation of specimens Smooth - surface , felt - base specimens . b . Granule - surfaced specimens . Back - coater .. d . Aluminum - base panels 2.3 . Materials . Mineral matter . b . Asphalts Saturated felts . d .
Equipment for preparation of specimens Smooth - surface , felt - base specimens . b . Granule - surfaced specimens . Back - coater .. d . Aluminum - base panels 2.3 . Materials . Mineral matter . b . Asphalts Saturated felts . d .
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Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt Sidney H. Greenfeld Sixteen years of outdoor weathering of laboratory - prepared smooth - surface and mineralsurfaced , felt - base roofing specimens has provided ...
Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt Sidney H. Greenfeld Sixteen years of outdoor weathering of laboratory - prepared smooth - surface and mineralsurfaced , felt - base roofing specimens has provided ...
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Smooth - Surface , Felt - Base Specimens Crimped ( solder free ) gallon cans . Asphalt melting bath . Six - ounce ladle . Laboratory hydraulic press with 12- X 14 - in cadmiun - plated platens . Tempered hardboard , 12 X 14 in .
Smooth - Surface , Felt - Base Specimens Crimped ( solder free ) gallon cans . Asphalt melting bath . Six - ounce ladle . Laboratory hydraulic press with 12- X 14 - in cadmiun - plated platens . Tempered hardboard , 12 X 14 in .
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2.94 1.0 29.5 32.7 2.1 5.4 0.2 0.00 0.00 2.62 2.0 30.0 33.8 4.9 7.3 0.4 5.90 Specific gravity ? Surface area ' Oil absorption Water absorption Loss on ignition at 1000 ° F Loss on ignition at 1800 ° F Moisture Solubility Free alkali 5 .
2.94 1.0 29.5 32.7 2.1 5.4 0.2 0.00 0.00 2.62 2.0 30.0 33.8 4.9 7.3 0.4 5.90 Specific gravity ? Surface area ' Oil absorption Water absorption Loss on ignition at 1000 ° F Loss on ignition at 1800 ° F Moisture Solubility Free alkali 5 .
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Upon cooling , each specimen was cut to 7 X 11 in and exposed the next day on wooden roof decks , which had been covered with smooth - surface roll roofing ( facing due south and at an angle of 45 ° ) . An area of 4 X 7 in was exposed ...
Upon cooling , each specimen was cut to 7 X 11 in and exposed the next day on wooden roof decks , which had been covered with smooth - surface roll roofing ( facing due south and at an angle of 45 ° ) . An area of 4 X 7 in was exposed ...
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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 |