Reviewed numerous online resources and found information regarding roadSealant for pavement jointsThere are plenty of articles, but there are indeed very few detailed construction introductions. Below, is what Fang Shuo has to say...Sealant ManufacturerLet's share some construction-related issues concerning this type of material!
Currently, two common methods are used in construction: 1. Slot and Grout, 2. No Slot Grout.
Not provided.
During the slotting process, it is generally carried out using slotting machines, which can adjust for different crack widths and depths. The cuts are made along the line of the road cracks to form symmetrical shapes. It is crucial to note here that if the road's strength is insufficient, it is not suitable for slotting treatment.
Clean the cracks thoroughly.
To ensure there is no dust within the cracks, it is generally necessary to use a strong fan to blow away any dust and debris inside the cracks, only then can it be properly cleaned.Sealant for joint fillingThe adhesive properties come into play.
Preheat
When the road surface temperature exceeds 4°C, use sealant. If the construction environment is particularly cold, it needs to be pre-heated to avoid affecting its adhesiveness. This is also why many construction teams report issues after the work is completed.Sealant for jointsThe root cause of the detachment lies in proper heating, which also helps to reduce moisture. It's crucial to maintain the temperature within an appropriate range during heating and ensure timely inspections of the subsequent construction.
Sealant Application
After the hot melt, the joint sealing operation can proceed.Sealant for pavement jointsEvenly fill the groove without lowering the material temperature, and handle it securely. If any unfilled cracks appear, the sealing should be redone.
Many people might think that it takes a long time for the road to open after the product is installed, but that's not the case. After about 20 minutes of cooling, the decision can be made based on the temperature of the site and surrounding environment; generally, it can be opened for use directly.
The commonly used crack treatment product for highway pavement isSealant for cracksIf you're interested in lifespan and subsequent maintenance issues, feel free to continue reading our previous articles. We hope this article can be of some help to you!
