3M™ Scotch-Weld™ Epoxy Adhesive 7240 FR
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Details
Highlights
- Excellent environmental resistance tested in a variety of demanding conditions
- Contains 300 μm glass beads for accurate glue line control
- Tested to EN 45545 for the Railway market
- Ideal for bonding on large surfaces
3M Scotch Weld 7240 FR B/A epoxy adhesive is a toughened, two-part epoxy adhesive with a 2:1 mix ratio, 45 minute work life and handling strength in approximately 6 hours. This product is very durable and commonly used in applications in the transportation industry.
Bond metal to metal with 3M™ Scotch-Weld™ Epoxy Adhesive 7240, an excellent toughened adhesive that’s formulated to last. Our two-part epoxy resin adhesive is certified for use on trains. Due to high shear and peel adhesion, you can be confident it will wear for the long term. It’s designed with 300 μ m glass beads for accurate glue line control.
Typical Properties
| Accelerator Color | Off-white |
| Adhesive Type | Epoxy |
| Application | Impact Resistance, Encapsulating, Potting, Bonding, Sealing, Flame Retardant |
| Application Temperature From (Celsius) | -55 ℃ |
| Application Temperature To (Celsius) | 100 ℃ |
| Base Color | Black |
| Brands | Scotch-Weld™ |
| Container Size (Metric) | 54 mL, 400 L |
| Cure Rate | 48 hr |
| Design Challenges | Impact & Shock Absorption, Noise Vibration & Harshness Control NVH |
| Full Cure Time | 48 hr |
| Indoor/Outdoor | Indoor/Outdoor |
| Mix Ratio Volume Base:Accelerator | 2:1 |
| Mixed Color | Black |
| Open Time | 45 min |
| Performance Level | Best |
| Physical Form | Liquid |
| Shelf Life | 36 Month |
| Time to Handling Strength | 6 hr |
| Work Life | 45 min |
Resources
ProductSelectionGuide_EPX_EN.pdfBrochures
(PDF, 3MB)
Related Products
| Container Size (Metric) | 54 mL, 400 L |
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