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Remember these three tricks and the industrial door sealing brush will never have to worry about overturning again!

Nov 09,2021

Remember these three tricks and the industrial door sealing brush will never have to worry about overturning again!

With the rapid development of the industrial door sealing brush market, the chaos within the industry has gradually emerged. Data from the State Administration for Market Regulation shows that the nonconformity rate of sealing brushes reached as high as 32% in 2024, with the main issues focusing on inferior raw materials, rough manufacturing processes, and substandard adhesive backing. Therefore, mastering the five core indicators has become the key for dealers to accurately select high-quality products.

The first is the purity of the raw materials. The high-quality bristles are made of raw PET particles. After burning, they only produce white ash and have no odor. The bristles made of recycled plastic will produce pungent black smoke when burned. Secondly, there is the density of bristles. A high-density bristle density of over 8,000 per meter can significantly enhance the sealing effect. Furthermore, regarding the adhesive backing performance, the adhesive backing that has passed the 72-hour salt spray test can still maintain 90% of its adhesion under extreme conditions.

In addition, certification qualifications are also extremely important. Authoritative certifications such as ISO9001 are a powerful guarantee of product quality. The last aspect is the structural design. The ergonomic wavy and stepped designs not only enhance the sealing effect but also reduce wear and extend the product's service life.

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