The performance characteristics of polymer waterproofing roll-roofing materials, come to collect!
Release time:
2023-01-11 13:34
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Performance characteristics of polymer waterproofing roll-roofing material
1. atmospheric stability, atmospheric stability is the ability to resist erosion under the long-term integrated action of sunlight, heat, ozone and other chemically corrosive media, aging resistance, thermal aging retention rate and other common indicators.
2. temperature stability, temperature stability refers to the waterproofing roll-roofing material at high temperatures without flow, blistering, sliding, low temperature without cracking performance, that is, the ability to maintain the original performance under certain temperature changes, commonly used heat resistance, heat resistance and other indicators.
3. mechanical strength, ductility and fracture resistance, refers to the waterproofing roll-roofing material in a certain deformation conditions, can withstand a certain load, stress or not fracture performance, tensile strength, tensile strength, elongation at break and other common indicators.
4. flexibility, flexibility refers to the ability to maintain flexibility at low temperatures, to ensure easy construction and does not occur brittle fracture is very important, often expressed in terms of flexibility, low temperature flexibility and other indicators.
5. water resistance, water resistance refers to the waterproofing roll-roofing material under the action of water and water immersion after the performance of the basic unchanged, impermeable under the action of pressure water, commonly used water impermeability, water absorption rate and other indicators to indicate.
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