3M Adhesion Promoter K500 for Plastics & Metals | High-Performance Surface Primer

3M Adhesion Promoter K500 is a moisture-cured liquid primer designed to improve the adhesion of 3M acrylic foam tapes on a wide range of automotive substrates, especially low surface energy (LSE) materials such as PP, TPO, and EPDM. It is specifically formulated for automotive exterior trim attachment, where strong bonding, durability, and process efficiency are critical. With its fast-drying solvent system (under 1 minute) and compatibility with standard application equipment, K500 is widely used in high-volume production environments.

Features:

- Works on PP, TPO, EPDM, ABS, and PET/PBT blends.
- Improves production efficiency.
- Designed for acrylic foam tape systems.
- Compatible with common application tools.
- Ensures strong and durable bonding.

Applications:

Automotive exterior trim (moldings, claddings), Plastic bumpers and body panels, Emblems and badges, Injection-molded components, Acrylic foam / VHB tape bonding.

Additional Documents:

3M Adhesion Promoter K500 (TDS)

Adhesive Tapes Selection Guide

Category: 3M Adhesion Promoters

Description

Technical data

Legal Disclaimer

The values given are typical values, and do not constitute a specification. We recommend testing the suitability of the self-adhesive tape for the designated application or use. Please contact us or e-mail info@ysdiecut.com to determine product availability.

OEM: Delivers tailor-made adhesive tape products and die-cut components under your brand specifications—designed to integrate seamlessly into your end products.