Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic FeltU.S. National Bureau of Standards, 1969 - 15 pages |
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Page 1
... concentrations up to 60 percent in California , Mid Continent and Venezuela asphalts . The mineral - surfaced specimens are all performing satisfactorily , and show only minor degrees of degradation . Of the smooth- surfaced specimens ...
... concentrations up to 60 percent in California , Mid Continent and Venezuela asphalts . The mineral - surfaced specimens are all performing satisfactorily , and show only minor degrees of degradation . Of the smooth- surfaced specimens ...
Page 7
... concentration and lead to earlier cracking and spalling of the coating . 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 ...
... concentration and lead to earlier cracking and spalling of the coating . 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 ...
Page 9
... concentrations of blue black slate are deteriorating more slowly than those with lower concentrations . For materials with other than those with plate- like particle shapes , the response to mineral addi- tives cannot be discussed in ...
... concentrations of blue black slate are deteriorating more slowly than those with lower concentrations . For materials with other than those with plate- like particle shapes , the response to mineral addi- tives cannot be discussed in ...
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