What is Pavement marking tape?
Pavement marking tape, also known as pre formed marking tape or self-adhesive road marking tape, is a type of road marking material that is pre rolled in a factory with adhesive backing. It is designed to be directly affixed to the road surface as a temporary or permanent road marking.
1. Main components
The road marking strip usually consists of three layers of structure:
- Surface layer: The topmost layer contains high-strength glass microspheres, providing extremely high nighttime reflective performance.
- Color layer: The middle layer is the body of the marking, composed of highly weather resistant plastics (such as PVC, polyester, acrylic, etc.) and bright pigments (white, yellow, etc.).
- Back adhesive layer: The bottom layer is a strong pressure-sensitive adhesive or reactive adhesive, with a release paper protection on the surface. When in use, tear off the release paper to stick.
2. Main features and advantages
Compared with traditional hot melt or cold paint road markings, road marking strips have the following significant advantages:
- Construction is extremely convenient and fast: there is no need for complex marking machines, hot melt kettles, and other equipment. Just clean the road surface, tear off the release paper, lay it on the road surface and compact it. This greatly shortens the construction time and reduces interference with traffic.
- Instant effectiveness, no need for drying: once posted, it can be opened to traffic without waiting time for drying, making it very suitable for situations where traffic needs to be quickly restored.
- Excellent reflective performance: Due to the fact that glass microspheres are embedded inside the material, their reflective effect is long-lasting and stable, and they are not easily worn off by the wheels. Especially in nighttime and rainy environments, their reflective performance is better than many traditional markings.
- Strong durability: High quality marking tape has excellent wear resistance, crack resistance, weather resistance, and chemical corrosion resistance, with a long service life.
- Wide applicability: It can be applied to various road surfaces such as asphalt and cement concrete. Especially suitable for construction on uneven road surfaces such as speed bumps and pedestrian crossings, which is difficult for traditional marking machines to achieve.
- Environmental Protection: During the construction process, there is no solvent evaporation, and almost no dust or noise is generated, making it a relatively environmentally friendly marking choice.
3. Common types and application scenarios
According to usage scenarios and performance, road marking strips are mainly divided into the following categories:
- Permanent marking tape: using high-strength materials and strong adhesives, designed to have a service life of 2-5 years or even longer, can be used to replace traditional hot melt marking.
- Temporary marking tape: slightly less adhesive, easy to remove, commonly used for:
- Construction sites and temporary traffic diversion.
- Temporary lane division and parking space planning for sports events and large-scale events.
- Temporary markings on airport taxiways.
- Special function marking tape:
- Raised marking strip: With a raised structure, it generates vibration and noise when a vehicle passes over it, reminding drivers to pay attention to safety. It is commonly used for lane edge lines, speed reduction prompts, etc.
- Colored anti slip marking tape: such as red and green bus lanes, bicycle lanes, or road warning areas, which are both eye-catching and can increase road friction coefficient.
summary
Road marking tape is a modern, efficient, and high-performance road marking material. It plays an irreplaceable role in temporary traffic management, rapid road maintenance, and permanent marking of specific areas due to its core advantages of fast construction, instant effectiveness, and good reflective effect. It is an important component of modern transportation engineering.
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