Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 1
Six finely divided mineral additives ( blue black slate , clay , dolomite , Ay ash , mica , and silica ) were evaluated at concentrations up to 60 percent in California , Mid Continent and Venezuela asphalts .
Six finely divided mineral additives ( blue black slate , clay , dolomite , Ay ash , mica , and silica ) were evaluated at concentrations up to 60 percent in California , Mid Continent and Venezuela asphalts .
Page 2
The six minerals used in this investigation were blue black slate , Florida clay , Niagara dolomite , low - carbon fly ash , Tennessee mica , and Lake Erie silica . The properties of these materials are listed in table 1 . b .
The six minerals used in this investigation were blue black slate , Florida clay , Niagara dolomite , low - carbon fly ash , Tennessee mica , and Lake Erie silica . The properties of these materials are listed in table 1 . b .
Page 3
Characteristics of mineral additives Blue Black Blate Florida Niagara Dolomite Clay 1 Low Carbon Fly Ash Tennessee Mica Lake Erie Silica Stabilizer : # 50 - Quarry Delta , Pa . Mine Edgar , Fla . Quarry Joliet , ill .
Characteristics of mineral additives Blue Black Blate Florida Niagara Dolomite Clay 1 Low Carbon Fly Ash Tennessee Mica Lake Erie Silica Stabilizer : # 50 - Quarry Delta , Pa . Mine Edgar , Fla . Quarry Joliet , ill .
Page 8
+ 50 % BBS + 60 % BBS + 35 % Clay + 50 % Clay + 35 % Dolomite + 50 % Dolomite . + 60 % Dolomite + 35 % Fly Ash . + 50 % Fly Ash + 60 % Fly Ash + 35 % Mica + 35 % Silica + 50 % Silica + 60 % Silica 15 18 38 99 19 9 18 24 24 9 9 28 1.0 ...
+ 50 % BBS + 60 % BBS + 35 % Clay + 50 % Clay + 35 % Dolomite + 50 % Dolomite . + 60 % Dolomite + 35 % Fly Ash . + 50 % Fly Ash + 60 % Fly Ash + 35 % Mica + 35 % Silica + 50 % Silica + 60 % Silica 15 18 38 99 19 9 18 24 24 9 9 28 1.0 ...
Page 9
+ 35 % Clay + 50 % Clay + 35 % Dolomite . + 50 % Dolomite . + 60 % Dolomite . + 35 % Fly Ash . + 50 % Fly Ash . + 60 % Fly Ash . + 35 % Mica + 35 % Silica . + 50 % Silica + 60 % Silica 174 1.0 200 1.0 28 121 81 1.0 4.3 2.9 36 135 108 ...
+ 35 % Clay + 50 % Clay + 35 % Dolomite . + 50 % Dolomite . + 60 % Dolomite . + 35 % Fly Ash . + 50 % Fly Ash . + 60 % Fly Ash . + 35 % Mica + 35 % Silica . + 50 % Silica + 60 % Silica 174 1.0 200 1.0 28 121 81 1.0 4.3 2.9 36 135 108 ...
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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 |