Overbanding Bitumen Polymer Asphalt Crack Tape Joint Strips Roll Black Road Repair4
Bitumen Overbanding Tape Bitumen-Polymer Tape Bitumen Tape Roll Bitumen Repair Tape
| Evaluation index | Technical requirements |
| Cone penetration,0.1mm | ≥30 |
| Softening point,℃ | ≥80 |
| turn warpage test,% | ≤50 |
| After-rolling thickness,mm | ≤2.7 |
| Drawing strength,MPa | ≥0.2 |
| -10℃ low temperature flexibility | φ30mm,No cracks |
| -20℃ low temperature flexibility | φ30mm,No cracks |
| Low temperature stretching amount,mm | ≥5 |
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Note: In the low temperature tensile test, the test temperature of ordinary type and low temperature type seam tape are: -10 ℃, -20 ℃. |
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Durable: 2-3 years can be used to effectively prevent crack expansion
Skirt designed to prevent jumping
Simple construction, convenient, no equipment
Flexible, can be turned along the crack
Strong anti-deformation recovery ability
Strong adhesive, not easy to fall off, and the sealing effect is good
No equipment, fast construction, does not affect traffic
Beijing Zhongtian Road-Tech Co.,Ltd. is the Board of Directors of China Transportation Association and Transportation Committee of China Technological Market Association, with expert technical R&D team, continuous innovation ability, rich engineering experience and sufficient capacity. Also we participated in designated road material industry standard certificates.
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