Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt |
From inside the book
Results 1-5 of 5
Page 1
Scope of Study The mineral additive - asphalt systems included in this study consisted of three asphalts and six mineral additives at three concentrations on one grade of shingle felt . The coatings were applied in two film thicknesses ...
Scope of Study The mineral additive - asphalt systems included in this study consisted of three asphalts and six mineral additives at three concentrations on one grade of shingle felt . The coatings were applied in two film thicknesses ...
Page 6
7- X 11 - in specimens were mounted by nailing shingle fashion on protected decks with 4- X 7 - in tabs exposed to the weather . The decks for the smooth - surface specimens were protected with 55 - lb roll roofing , which also served ...
7- X 11 - in specimens were mounted by nailing shingle fashion on protected decks with 4- X 7 - in tabs exposed to the weather . The decks for the smooth - surface specimens were protected with 55 - lb roll roofing , which also served ...
Page 7
Quite frequently , shingles are replaced because they no longer have an accept- able appearance ; on other occasions ... though ultimately contributing significantly to shingle 25 % Cracked 50 % Cracked Coating description Initial Spall 7.
Quite frequently , shingles are replaced because they no longer have an accept- able appearance ; on other occasions ... though ultimately contributing significantly to shingle 25 % Cracked 50 % Cracked Coating description Initial Spall 7.
Page 8
While early cracking of the coating on shingles may be startling to an uninformed observer , the data in tables 6 and 7 for ... differences in thermal coefficient of linear expansion between the saturated felt and the shingle coatings .
While early cracking of the coating on shingles may be startling to an uninformed observer , the data in tables 6 and 7 for ... differences in thermal coefficient of linear expansion between the saturated felt and the shingle coatings .
Page 15
[ 4 ] ASTM D 225-65 , Asphalt Shingles Surfaced with Mineral Granules . [ 5 ] Pfeiffer , J. P. , The Properties of Ashpaltic Bitumen , pp . 157-158 ( Elsevier Publishing Co. , New York , 1950 ) . [ 6 ] Abraham , H. , Asphalts and Allied ...
[ 4 ] ASTM D 225-65 , Asphalt Shingles Surfaced with Mineral Granules . [ 5 ] Pfeiffer , J. P. , The Properties of Ashpaltic Bitumen , pp . 157-158 ( Elsevier Publishing Co. , New York , 1950 ) . [ 6 ] Abraham , H. , Asphalts and Allied ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
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