Road Marking Paint and Machine Manufacturer

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Construction matters of hot melt marking paint

20 4 月, 2025

TOP ROAD Transportation Facilities Co., Ltd. specializes in the production and sales of hot-melt marking coatings. We strictly control product quality, use advanced production equipment to effectively reduce production costs, improve production efficiency, and provide you with the highest quality products and services.

Precautions for the construction of hot melt marking paint:

When adding materials to the handcart, a filter should be used to prevent impurities from entering and causing scratches on the markings

  1. The optimal construction temperature is around 180 ℃, and the applicable temperature is between 170 ℃ and 210 ℃

Prolonged heating above 3.200 ℃ may cause some components to evaporate, affecting the quality of the coating

Temperatures above 4.230 ℃ can cause the coating to burn, resulting in discoloration and affecting the quality of the coating

  1. When using primer, it is necessary to wait until the primer is dry before applying, otherwise it may cause blistering and peeling of the markings
  2. Construction on cement pavement should use cement pavement specific primer
  3. Before construction, the road surface should be cleaned to keep it clean

During construction, the road surface must be kept dry. Avoid construction in dew, fog, and after rain

  1. Construction on cement pavement after rain must wait until the surface and base of the pavement are completely dry before proceeding
  2. There should be no oil stains on the road surface. When oil stains appear, the road surface should be polished
  3. When the road surface is too smooth, it should be polished

When covering the old line, it should be polished

  1. When covering the old line, it is necessary to use a cement pavement specific primer
  2. Reflective glass microspheres should be buried 2/3 inside the marking and exposed 1/3 of the marking.

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