Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
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Page 1
Figures in brackets indicate the literature references at the end of this paper . 2. Experimental Details 2.1 . Types of Specimens Three types of ... 41 in 2.54 cm . FIGURE 1. Apparatus for preparing granule - surfaced specimens . 1.
Figures in brackets indicate the literature references at the end of this paper . 2. Experimental Details 2.1 . Types of Specimens Three types of ... 41 in 2.54 cm . FIGURE 1. Apparatus for preparing granule - surfaced specimens . 1.
Page 2
FIGURE 1. Apparatus for preparing granule - surfaced specimens . A. Heated bed for keeping felts warm while asphalt coating is poured on them . B. Doctor bar for leveling and defining coating thickness .
FIGURE 1. Apparatus for preparing granule - surfaced specimens . A. Heated bed for keeping felts warm while asphalt coating is poured on them . B. Doctor bar for leveling and defining coating thickness .
Page 4
A - A ADJUSTABLE DOCTOR BAR TO REGULATE COATING THICKNESS COATING LEVEL FIGURE 2. Apparatus for coating the backs of the specimens . Each specimen was placed face up on the top of the 11 -incylinder and the crank turned to apply a thin ...
A - A ADJUSTABLE DOCTOR BAR TO REGULATE COATING THICKNESS COATING LEVEL FIGURE 2. Apparatus for coating the backs of the specimens . Each specimen was placed face up on the top of the 11 -incylinder and the crank turned to apply a thin ...
Page 8
Data on these materials are difficult to obtain , but a few order - of - magnitude figures have been published . These are listed in table 8 . It is evident from the above data asphalt moves roughly 25 times as much as the saturated ...
Data on these materials are difficult to obtain , but a few order - of - magnitude figures have been published . These are listed in table 8 . It is evident from the above data asphalt moves roughly 25 times as much as the saturated ...
Page 10
Figure 3 is a photograph of some of the specimens made with Mid - Continent asphalt after 161⁄2 years of exposure . The test specimens are the five in each column under the identification tags , as identified in figure 3 .
Figure 3 is a photograph of some of the specimens made with Mid - Continent asphalt after 161⁄2 years of exposure . The test specimens are the five in each column under the identification tags , as identified in figure 3 .
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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 |