Devote 3031BX – Air Filter Manufacturing PO















DEVOTE 3031BX – Air Filter Manufacturing

3031BX is a medium viscosity, low volatility, low odor, fast curing speed hot melt adhesive product, its filter paper and edge adhesion, use process is not vertical flow, especially suitable for automotive air conditioning filter automatic welt operationframe bonding, can meet the needs of high-speed production process. Manufactured by Shenzhen TongDe New Materials Technology Co., Ltd, a leading adhesive supplier based in Shenzhen, Guangdong, China, this product combines consistent performance with environmentally responsible formulation.

Product Technical Specifications

Product Model DEVOTE 3031BX
Manufacturer Shenzhen TongDe New Materials Technology Co., Ltd
Place of Origin Shenzhen, Guangdong, China
Main Raw Material PO
Appearance / Color White
Form Granular
Softening Point 125±10℃
Viscosity 4500±1000cps/180℃
Setting Time 1-2s
Standard Packing 25KG/bag
Compliance RoHS

Key Advantages of DEVOTE 3031BX

  • Rapid Curing Speed – Optimized for high-speed production lines, reducing cycle time and increasing throughput efficiency.
  • Low Odor and Low Volatility – Creates a more comfortable working environment while meeting strict indoor air quality standards.
  • Superior Adhesion – Excellent bonding strength on targeted substrates with consistent performance across production batches.
  • No Vertical Flow – Maintains precise application placement without dripping or migration on vertical surfaces.
  • Balanced Viscosity – Optimal flow characteristics for uniform coating and controlled application across various substrates.
  • Application Fields

    DEVOTE 3031BX is specifically engineered for Air Filter Manufacturing. This po-based hot melt adhesive delivers reliable bonding performance in demanding production environments.

  • Automotive cabin air filter edge bonding and frame assembly
  • HEPA filter pleat fixation and spacing bead application
  • Residential and commercial HVAC filter manufacturing
  • Industrial air purification system filter assembly
  • Application Guidelines

  • Ensure all substrate surfaces are clean, dry, and free from dust, oil, or moisture before application.
  • Apply adhesive using spraying, rolling, coating, or scraping methods depending on your production line configuration.
  • Apply appropriate pressure during bonding to ensure complete wetting of the substrate surface.
  • Conduct preliminary bonding tests on actual production substrates to confirm compatibility and performance.
  • Storage and Safety

    Store the product below 40 degrees Celsius in a dry, well-ventilated area away from direct sunlight. The standard storage period is 2 years from the date of manufacture. Always follow the first-in, first-out (FIFO) principle to maintain product quality.

  • Do not mix with other adhesive products to avoid chemical incompatibility.
  • Wear appropriate personal protective equipment (PPE) during operation to prevent thermal burns.
  • Avoid prolonged exposure to high temperatures in the melting tank to prevent material degradation.
  • This product meets RoHS requirements, ensuring environmental responsibility and workplace safety compliance.


    For more information about our adhesive solutions, explore our hot melt adhesive for air filter manufacturing and automotive air filter adhesive solutions resources. For an in-depth technical reference on this application area, see this air filter reference.


    Request a Free Sample

    Interested in DEVOTE 3031BX for your production line? Contact our adhesive engineering team to request technical documentation, free samples, and customized adhesive solutions for your specific requirements.

    Email: sales001@tong-de.cn | Phone: +86-18822882087 | Alibaba Store: Visit us on Alibaba

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