ASTM D1327/D1327M-04(2020)

Podrobné informace

Označení: ASTM D1327/D1327M-04(2020)

Datum vydání: 01.05.2020

Stran: 3

Země: Americká technická norma

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Anotace

This specification covers woven burlap fabrics, saturated with either asphalt or refined coal-tar for use in the membrane system of roofing or waterproofing. Asphalt-saturated burlap fabric shall be used with asphalt base plying cement; typical ones are mopping asphalts or appropriate solvent-bearing bituminous materials. Coal-tar-saturated burlap fabric shall be used with coal-tar base plying cements; typical ones are coal-tar pitches or appropriate solvent-bearing bituminous materials. The fabric to be saturated shall be composed of 100 % jute fiber except for two cotton threads in each selvage. In the process of manufacture, the dry burlap fabric shall be saturated with bitumen. Different tests shall be conducted in order to determine the following properties of woven burlap fabrics: gross mass per roll, mass of wrapping material and mandrel, width of roll, width of selvage, average net mass per unit area, detached comminuted surfacing, moisture, average breaking strength, pliability, mass of desaturated fabric, mass of saturant, thread count, and ash content.


Keywords:
asphalt or coal tar saturated, roofing, waterproofing, woven burlap fabric ,, ICS Number Code 91.100.50 (Binders. Sealing materials)