Taiyo Kogyo Column
In-depth Guide] How to Use Concrete and Asphalt Repair Materials
Concrete and asphalt deteriorate and break over time and need to be repaired. While large roads are under the jurisdiction of the government, private individuals may perform repair work on their own homes, business premises, or private roads. However, there are many people who are not familiar with the actual repair work and have no idea how to do it. In this article, we will introduce the specifics and procedures for repair work so that those who are new to repair work or unfamiliar with the process can perform the work. If you are considering doing the repair work yourself, please take a look at this article for reference.
Conventional repair methods for concrete and asphalt
First, we will organize the traditional concrete and asphalt repair methods. Repair methods can be broadly categorized into the three methods listed below.
- Hire a professional repair contractor to perform the repair work.
- Personal repairs using emergency and temporary repair materials that can be purchased at low prices at home improvement centers and mail order sites.
- Space for fixed installation of heavy equipment such as pump trucks is not available.
- Repair by individuals using repair materials sold by the repair company.
This section provides step-by-step instructions on how to easily perform the repair work, even if you are not familiar with the process.
Room temperature curing type step correction material is easy to use.
The “normal temperature curing type step repair material” is one of the most suitable repair materials for road repair and step repair. This room temperature curing type bump repairer is characterized by its easy handling among repair materials, and even those who have never repaired before or have little experience can finish the work beautifully. In this article, we will introduce the workflow of this repair material. The general flow of the work is as follows, and there are no complicated processes.
- Mix powder and resin
- Pour repair material on stepped areas.
- smooth out with a trowel
- smooth out
How to use concrete and asphalt repair materials: What to prepare
There are several things that need to be prepared for the repair work. In this case, assuming that KF Road Maintenance N, a room temperature curing type step repair material, will be used, the table below lists the tools and other necessary items. Not all of them are essential, but if you are not familiar with the work, it is better to cover them first. At a minimum, you will need repair material (KF Road Maintenance N), a metal trowel, a broom, curing tape, a bucket, and water. In particular, a metal trowel should be large enough to fit the area to be repaired so that the finish will not be uneven. For curing tape, it is recommended that cloth tape be used for wet surfaces.
KFロードメンテN | 必要数量 |
---|---|
Gold trowel | Match to the surface to be applied. The larger the trowel, the less likely it is to produce cotemra. |
Broom | For cleaning construction surface |
Curing tape | For curing the construction area. Cloth tape is preferable for wet surfaces. |
bucket | for washing |
water (esp. cool, fresh water, e.g. drinking water) | |
waste (cloth) | |
Garbage bags | 2 bags of resin and liquid generated trash per set |
Kawaski | Convenient for removing weeds, etc. from gaps between steps |
Blue Sheets | Useful for large construction surfaces |
How to use concrete and asphalt repair materials: installation procedure
From here, we will introduce specific procedures for the installation work. The work itself is simple as long as you keep the points in mind.
(1) Clean and cure the substrate by defining the construction area.
For areas where bumps have formed, such as roads, accurately define the areas to be worked on. At this time, clean up the repaired area using a broom or similar tool. Be careful not to leave gravel, weeds, or other debris in the repair area. After the cleaning is complete, cover the perimeter of the area to be repaired with curing tape to prevent the repair material from getting into areas that do not need to be repaired.
(2) Mix powder and resin
Room temperature curing type step repair materials are basically sold as a package of powder (cement mixed aggregate) and resin (acrylic resin, etc.). The powder and resin are mixed together to make a repair material to be poured onto the repaired surface. Specifically, the powder is first loosened well in a bag, and then the resin liquid is added to the bag and mixed together. It is easy to do this by filling the bag with air and twisting the mouth side to inflate the bag, then turning the bag upside down and shaking it up and down to mix. Once the mixture has been mixed to some extent, the key is to remove the air and rub the mixture to mix it thoroughly so that no lumps remain at the end.
(3) Pour the repair material on the construction surface and spread it evenly with a trowel.
After curing is completed, the mixed repair material is actually poured onto the construction surface. Then, the poured repair material is spread evenly using a metal trowel. Carefully and calmly spread the repair material so that the surface is flat and smooth without any unevenness.
(4) Remove curing and cure to complete the process.
Once the work surface is even and smooth, remove the curing tape and wait for it to cure. The room temperature curing type step correction material can cure in a short time, so the repair work can be completed without much waiting.
Performance required for concrete and asphalt step correction materials
After explaining the repair work procedure, we will now summarize the performance required of step repair materials from the work point of view. Among the room temperature curing type step repair materials, it is recommended to select a repair material that satisfies the following requirements as much as possible, so that the work can be performed more efficiently.
- Fast curing
- Low variation in curing speed
- Low odor
- Easy handling and plastering
- Easy washing after installation
- Clean finish and few steps
- High durability
Superior step correction material "KF Road Maintenance N
KF Road Mente N, which was also used during the explanation of the repair work procedure, is a very high-performance step correction material. Here are some of the features of KF Road Mente N.
Easy to construct
KF Road Maintenance N is easy to install. Specifically, the following points can be made.
- Powders and resins are easily mixed (stirring takes only 30 seconds)
- Low viscosity for easy spreading
- Hard to stick to the iron and hard to produce unevenness
- Low odor and no workload
- Easy washing after installation
- Washable with water only
- Less garbage generated.
High degree of freedom of construction
KF Road Maintenance N is also versatile and easy to use in any area or situation, so it is not a problem to have this repair material available.
- Can be applied on wet road surfaces, etc.
- A thickness of about 10 cm can be added at a time, making it possible to quickly repair even the deepest repair areas.
- Small particle size and smooth surface and slope can be formed
Fast curing
Time is the key to work efficiency. For repair work that requires waiting for curing, KF Road Maintenance N boasts optimal curing performance.
- Shortest curing time in the industry
- Realizes curing within about 40 minutes regardless of temperature
- Curing can be done quickly in any season at temperatures from 5 to 40℃.
Various property values are also good
KF Road Maintenance N is not only easy to handle, but also has a high level of durability.
- High adhesion strength
- High compressive strength
- High bending strength
- Slip resistance values are also high compared to typical roadways
summary
How was the actual repair work and procedure explained to you? If you didn’t know, you probably found it easier than you thought. Especially with KF Road Maintenance N, I think you will strongly feel how easy it is by actually using it. If this article has piqued your interest, please feel free to contact us by clicking on the link below.
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