Bitumen shingle: Asphalt shingle is made of glass fiber tissue basically. After dipped into the alterable oily bitumen, its one side is covered with colorful mineral granules and the other side with waterproofing pieces of newly tile-shaped membranes which are made of isolating materials. Application Asphalt shingle is widely used for Waterproofing monolayer or multilayer of slope-roof Roof decoration Features: Rich color Varied forms Durable light material Convenient Operation Good elasticity Technical data Item Grade one Grade two Content of dissolubility g/m2 1900 1450 Tensile strength, N, no less than 340 300 Resistance to high temperature 85+2 85+2 Resistance to low temperature, Min 10 10 Specification Length: 1000mm Width: 318mm Thickness: Min 2.8mm
