4.0mm Special Crack Patch for Road Maintenance Repair

4.0mm Special Crack Patch for Road Maintenance Repair. It has its own stickiness. No heating is required. Just peel off the protective film and stick it directly onto the road surface. No special equipment is needed. The construction is simple and the lab. It is specifically designed to handle network-like cracks and cracks. For the scattered and fine cracks on the road surface, after repair, it prevents the cracks from spreading further. The waterproof sealing effect is excellent. After being applied, it can prevent rainwater from seeping down, protecting the roadbed and reducing further damage to the pavement. It is suitable for various road surfaces, including asphalt roads, residential roads and factory roads.