2026-10-01 · R-5670
Initial Tack Comparison of Automotive Interior Wrapping Adhesives
R-5670 leads at 1 and 5 minutes in a three-adhesive peel comparison; FL063 leads at 8 hours. Review conditions and request samples.
Read the technical article →Automotive Adhesive Selection and Process Guides
Start with the question you need to resolve: substrate preparation, bonding process, validation or material selection. These guides help frame project trials; product claims and test conditions should be checked against current technical documents.
Initial tack and deep-recess wrapping
Project development and validation
2026-09-30 · R-5670
RELANET’s Eight Project Development Steps: Resolving Door-Trim Blistering Before Production
How RELANET used cross-tests, a revised skin construction and R-5670 + R-60C to resolve door-trim blistering before production release.
Read the technical article →Materials and bonding mechanisms
2026-09-27 · R-5610
Molecular Structure and Film Formation of Light-Transmitting Adhesive Layers for Automotive Interiors
Explore light scattering, polyurethane structure and film formation in transparent adhesive layers, with RELANET R-5610 process guidance.
Read the technical article →Bond strength and durability
2026-09-20 · R-5670 + R-60C
Automotive interior bonding: from early holding strength to durability
R-5670/R-60C on PVC-knit/flame-treated PP: average 25 N/25 mm at 1 min; about 60 N/25 mm after 7 days. Review the test conditions.
Read the technical article →Surface preparation
Substrate Treatment and Adhesive Compatibility: Dyne Pens, Contact Angles and Primer Selection
Understand dyne pens, contact angles and primers in automotive bonding. Evaluate RELANET 132 and 162 with actual materials and processes.
Read full articleProcess selection
Adhesive Film vs Water-Based Spray Adhesive: A RMB 2 Million Equipment Investment Buys a Repeatable Process, Not Just Adhesive
Compare adhesive film and water-based spray adhesive for automotive interiors: total cost, ROI, shared equipment and same-batch A/B trials.
Read article
The Second-Order Principles of Replacing Spray Adhesive with Film: From Single-Part ROI to a Platform Manufacturing Architecture
Evaluate an automotive adhesive-film platform through design freeze, investment, traceability, capacity and eight production-release gates.
Read articleValidation and troubleshooting
- Define the stack
- Record the process
- Run separate tests
- Review the evidence
Plan headliner adhesive trials with actual fabrics, foams and carriers. Assess early hold, heat creep, humidity aging and final bonding.
A Substrate-Specific Bond Test Plan for Automotive Headliners
Plan headliner adhesive trials using actual fabrics, foams and supporting layers. Record early hold, coating sag, heat creep, humidity aging and final bond performance.
Read the guide →
Why Do Automotive Door Panels and Instrument Panels Blister or Debond After Wrapping?
Diagnose interior-wrapping blisters and debonding by timing, location and failure layer. Check materials, surface preparation and drying.
Read full articleMaterial systems
How PUD Bonding Technology Addresses Automotive Interior Wrapping Challenges
Explore water-based PUD process windows for interior wrapping: cold flexibility, drying, vacuum forming and difficult substrates.
Read full articleSix Performance Advantages of RELANET Water-based PUD for Automotive Interiors
Evaluate automotive PUD through adhesion, temperature, humidity, appearance, process and odor/VOC. Verify source data for each application.
Read full articleImproving Automotive Interior Wrapping with High-Adhesion Water-based PUD
Assess water-based PUD for manual and automated interior wrapping: cold flexibility, activation, vacuum forming and substrate preparation.
Read full articleA Complete PUD Bonding Solution for Automotive Interior Upgrades
Explore RELANET automotive PUD materials and processes. Check bonding, durability, odor and VOC against the grade and actual substrates.
Read full articleR-5610 Transparent Water-based PUD for Illuminated Automotive Interior Wrapping
Explore R-5610 transparent PUD for automotive interiors. Review optical, odor and bonding data, then validate the actual laminate and process.
Read full articleTell us about your bonding project
Email your layer stack, material grades, production process, test targets, company name and business contact details. You can also request the current TDS, SDS or samples.
Email your project requirements →