Description
3M™ Scotch-Weld™ DP100 Plus Clear is a fast-setting, two-part, 1:1 mix ratio mercaptan-cured epoxy adhesive. It is unique among fast-setting mercaptan-cure epoxies in that it combines high shear strength with good peel performance. Cured bonds are transparent and slightly flexible.
Key Features
- 4-minute work life with rapid strength build-up
- High shear and peel strength combined
- Slightly flexible when cured
- Transparent, optically clear cure
- 1:1 mix ratio for predictable dispensing
- Mercaptan-cured chemistry for fast set time
Performance Properties
- Work Life: 4 minutes
- Handling Strength: 20 minutes
- Full Cure: 24-48 hours @ room temperature
- Mix Ratio: 1:1 by volume
- Viscosity: 8,500 cps
- Shore D Hardness: 83
- Overlap Shear Strength (Etched Aluminum): 3,500 psi
- 180° Peel Strength (room temp): 13 piw
- Shelf Life: 15 months
Overlap Shear Strength by Substrate
Bonds cured 24 hours @ room temperature + 2 hrs @ 160°F (71°C):
| Substrate | Strength (psi) |
|---|---|
| Etched Aluminum | 3,500 |
| Sanded Aluminum (60 grit) | 1,800 |
| Cold Rolled Steel | 1,700 |
| Fiberglass | 1,500 |
| Wood (Fir) | 700 |
| Polycarbonate | 600 |
| PVC | 450 |
| Acrylic | 300 |
| ABS | 280 |
| Glass (Borosilicate) | 250 |
| Polypropylene | 80 |
Solvent Resistance
One Hour / One Month immersion testing. A = Unaffected:
- Acetone: A/A
- Isopropyl Alcohol: A/A
- Freon TF: A/A
- 1,1,1-Trichloroethane: A/A
- RMA Flux: A/A
Substrates and Applications
Bonds metals, plastics, glass, wood, composites (CFRP, GRP, fiberglass), ceramics, and rubber. Suitable for industrial assembly, general manufacturing, jewelry, electronics, and automotive applications.
For Industrial Use Only. Refer to the appropriate SDS prior to use.
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