Natural Weathering of Mineral Stabilized Asphalt Coatings on Organic Felt

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