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Henan Huineng Road And Bridge Technology Co.ltd.
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Price: | 1800.0 USD |
Payment Terms: | T/T,L/C,D/A,D/P,WU |
Place of Origin: | Henan, China (Mainland) |
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Bridge expansion joint concrete repair material
1.Product introduction:
Bridge expansion joint concrete repair material is developed by our Henan Huineng Road and Brdige Technonology Co.,Ltd. it is a kind of single compoent special repair material.
2.Repairs for:
Bridge expanison joint concrete cracks, pot holes, edge failure, exposed reinforcing bar etc.
3.Core advantage:
Fast repair, 1 h open to traffic, Simple construction, high strength, good toughness, strong adhesion, waterproof anti-freeze, seamless with original concrete, small color difference with original, No broken and fall off under high speed and high voltage driving.
4.Testing data:
Test items | Unit | Technical requirement | Test result | Individual conclusion | |
Setting time | Initial setting | Min | ≥20 | 25 | Meet requirement |
Final setting | ≤60 | 35 | |||
Compressive strength | 2h | Mpa | ≥20 | 33.0 | Meet requirement |
1d | ≥40 | 66.1 | |||
28d | ≥50 | 90.5 | |||
Flexural strength | 2h | ≥4 | 5.5 | Meet requirement | |
1d | ≥6 | 10.5 | |||
28d | ≥8 | 13.5 | |||
Pulling strength | 28d | Mpa | ≥2.0 | 2.8 | Meet requirement |
Expansion rate | 28d | / | 0.00%-0.1% | 0.01% | Meet requirement |
5.Repair process:
Traffic control→Marking out→Joint-cutting→Chiseling→Placing striped cloth
→Cleaning→Welding→Washing→Mixing material→Repairing→Curing→Open to traffic
6.Package and Storage:
1.Package: Paper plastic composite bag packaging, 25kg/bag.
2.Storage: Stored in dry and cool place,rain-proof, water-proof.
3.Storage period: 12 months