Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 2
The results of these tests were reported earlier [ 3 ] . 2.2 . Equipment for Preparation of Specimens a . Smooth - Surface , Felt - Base Specimens Crimped ( solder free ) gallon cans . Asphalt melting bath . Six - ounce ladle .
The results of these tests were reported earlier [ 3 ] . 2.2 . Equipment for Preparation of Specimens a . Smooth - Surface , Felt - Base Specimens Crimped ( solder free ) gallon cans . Asphalt melting bath . Six - ounce ladle .
Page 5
All compositions were made and are reported on a weight - percent basis . The saturated felts , cut into 9- X 12 - in sheets , were heated in an air oven at 300 ° F ( 149 ° C ) to warm them and to eliminate moisture .
All compositions were made and are reported on a weight - percent basis . The saturated felts , cut into 9- X 12 - in sheets , were heated in an air oven at 300 ° F ( 149 ° C ) to warm them and to eliminate moisture .
Page 6
C. Smooth - Surface , Aluminum - Base Specimens The smooth - surface , aluminum - base specimens were prepared as in ASTM D 1669 , which is based on work reported in reference [ 3 ] . 2.5 . Specimen Exposure a .
C. Smooth - Surface , Aluminum - Base Specimens The smooth - surface , aluminum - base specimens were prepared as in ASTM D 1669 , which is based on work reported in reference [ 3 ] . 2.5 . Specimen Exposure a .
Page 7
Thus , the effect of blistering is manifested in the reported cracking and spalling . The only other comment that can be made concerning blistering is that the largest incidence of blistering was associated with the coat- ings made from ...
Thus , the effect of blistering is manifested in the reported cracking and spalling . The only other comment that can be made concerning blistering is that the largest incidence of blistering was associated with the coat- ings made from ...
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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 |