屋面沥青油毡卷材防水层施工工艺(1003-1996)(国外英文资料).docVIP

屋面沥青油毡卷材防水层施工工艺(1003-1996)(国外英文资料) 2.1.1 asphalt felt, variety, grade, quality and technical performance must comply with the requirements of design and construction technical specifications. Products have a certificate, and should be re examination. The specifications of 2.1.1.1 asphalt felt waterproof sheets are shown in table 10-4. Specification for asphalt felt waterproof sheets 10-4 Label width (mm) per volume area (M2), volume weight (kg) 915 powder felt more than 28.5 1000 felt more than 31.5 915 powder felt more than 39.5 1000 felt more than 42.5 The physical properties of 2.1.1.2 asphalt felt waterproof sheets are shown in table 10-5. The technical properties of 2.1.1.3 asphalt felt made of bituminous glass cloth are shown in table 10-6. 2.1.2 cementing material: 2.1.2.1 building asphalt, No. 10 or No. 30 or road asphalt No. 60, No. 60, b.. 2.1.2.2 filling material: talc powder, slate powder, mica powder and asbestos powder, the moisture content is not more than 3%, and powder is screened through 900 holes. 2.1.3 other materials: beans stone requirements, size 3 ~ 5mm, gasoline, kerosene, hemp, benzene, glass cloth, etc.. 2.1.4 cold work LQ- cold mastic, technical performance table 10- 7. Physical properties of asphalt felt waterproof sheets 10-5 Performance requirements Number 350, number 500 The longitudinal tensile (25 C + 2 C (N) = 340440) Heat resistance (85 + 2 DEG C, H), no flow, no concentrated bubbles Flexible (18 DEG C + 2 DEG C) around Phi 20mm round bar without crack, round 25mm round bar, without crack Pressure (MPa) = 0.10 = 0.15 Retention time (min) = 30 = 30 Technical properties of asphalt felt made of bituminous glass sheets 10-6 Project performance index Glass cloth weight (g/m2) not greater than 103 Peel resistance (delamination area) is not less than 2/3 The pressure is not less than the above 0.2 (MPa) Hold time (min) no less than 30 Water absorption (%) no more than 0.1 The heat resistance is heated at 2h 85 + 2 DEG C, and the coating