Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic FeltU.S. National Bureau of Standards, 1969 - 15 pages |
From inside the book
Page 5
... sheet of dextrin - coated paper , two sheets of Kraft paper and a piece of tempered hardboard were successively placed over the coating , and the assembly was put into the hydraulic press . The press was closed and the pressure raised ...
... sheet of dextrin - coated paper , two sheets of Kraft paper and a piece of tempered hardboard were successively placed over the coating , and the assembly was put into the hydraulic press . The press was closed and the pressure raised ...
Page 6
... sheet of 12 - in wide Kraft paper three feet long was fastened to its end , about 4 in in front of the doctor bar . In order to be assured that the doctor bar was at the proper distance from the machine bed , a blank run was made in ...
... sheet of 12 - in wide Kraft paper three feet long was fastened to its end , about 4 in in front of the doctor bar . In order to be assured that the doctor bar was at the proper distance from the machine bed , a blank run was made in ...
Page 8
... sheets lost . failure , cannot be used as an early warning of impending failure . While early cracking of the coating on shingles may be startling to an uninformed observer , the data in tables 6 and 7 for smooth- surface specimens show ...
... sheets lost . failure , cannot be used as an early warning of impending failure . While early cracking of the coating on shingles may be startling to an uninformed observer , the data in tables 6 and 7 for smooth- surface specimens show ...
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