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Henan Huineng Road And Bridge Technology Co.ltd.
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Price: | 1500.0 USD |
Payment Terms: | T/T,WU |
Place of Origin: | Henan, China (Mainland) |
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Concrete driveway crack repair
For concrete driveway crack,It will cost much money and time if beak up the slab and pour a new one.pls don't worry,our SC type concrete repair material will help you restore the traffic within 1 hour just by repairing.
The cracks in concrete driveway divided into small cracks and large cracks.
1.Concrete driveway small crack repair:
for concrete driveway small crack repair,we suggest you use BC type concrete repair material.
concrete driveway small crack repair method:
1)Mix BC repair material with 17-18% clean water to form a paste.
2)Apply this to crack,smooth surface off to be level with the rest of the floor.
3)Let the repaired area dry a little,then cover it with a plastic sheet.
2.Concrete driveway large crack repair:
1)concrete driveway large crack repair method: use SC type concrete repair material.
①Joint-cutting ②Chisel ③Wash ④Stir ⑤Repair ⑥Maintain
2)when repair concrete driveway large crack,we need pay attention to follow item:
i: When wash:Blow with high pressure blower gun,then thoroughly wash with high pressure water gun.
Note:It can't have any float ash,must fully wetting, without any water before repair.
ii: When stir:Dry mix SC material and 50% grave, add 13-14% clean water to mix 3-5 mins, until even.
Suggest gravel diameter≤30mm continuous gradation,it's best to use washed gravel.
iii:When repair:Use trowel to force the mixture deep into the cracks,smooth out the surface.
Suggest one-step forming,don't smooth in second time.Control operation time within 30 mins.
3)concrete driveway large crack repair test result:
Test items | Unit | Technical requirement | Test result | Individual conclusion | |
Setting time | Initial setting | Min | ≥20 | 25 | Meet requirement |
Final setting | ≤60 | 35 | |||
Compressive strength | 4h | Mpa | ≥20 | 33.0 | Meet requirement |
1d | ≥40 | 66.1 | |||
28d | ≥50 | 90.5 | |||
Pull strength | 28d | Mpa | ≥2.0 | 2.8 | Meet requirement |
Expansion rate | 28d | / | 0.00%-0.1% | 0.01% | Meet requirement |
4)concrete driveway large crack repair effect:
Welcome to inquiry to us, free sample are available for you test quality.
We will be thankful if you give us a chance to make your concrete driveway much better.