Comparison between simultaneous gravel sealing technology and traditional maintenance technology
(1) The essence of the synchronous gravel seal is an ultra-thin asphalt gravel surface treatment layer bonded by a certain thickness of asphalt film (1~2mm). Its overall mechanical characteristics are flexible, which can increase the crack resistance of the pavement and heal the pavement. It can reduce cracks in the road surface, reduce reflective cracks on the road surface, improve the anti-seepage performance of the road surface, and maintain waterproof properties for a long time. It can be used for road maintenance to extend the service life of the road surface to more than 10 years. If polymer modified binder is used, the effect will be better.
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2024-01-08