Product Name
3M ScotchWeld DP460 Off-White 60-Minute Toughened Epoxy Adhesive
Brief Description
3M Scotch-Weld DP460 Off-White is a high-performance, two-part, toughened epoxy adhesive with a 2:1 mix ratio and a 60-minute work life. It is engineered to provide strong, durable, and impact-resistant bonds across a wide variety of substrates, making it suitable for demanding applications.
Popular Applications & Uses
- High impact resistance for sporting goods.- Transportation applications, including rail and automotive.- Military and aerospace applications.- High temperature resistance applications.- General joining, gluing, attaching, assembling, combining, repairing, panel & trim bonding, and structural bonding.- Serves as an alternative to riveting or welding.
Industries that Commonly Use It
- Aerospace/Defense- Automotive Service/Repair- Construction/ Building Services- General Manufacturing- Metal Fabrication- Military- Plastic Fabrication- Transportation/ Specialty Vehicle
Special and Unique Features
- Toughened for exceptional impact resistance and high fatigue resistance, enabling it to withstand demanding conditions.- Offers outstanding environmental performance.- Provides high peel and shear strength for robust bonds in critical applications.- Features a 60-minute work life, allowing ample time for precise positioning and adjustments before curing.- Achieves handling strength in approximately four hours.- UL-HB Certified and meets various industry standards including ASTM E162, ASTM E662, Bombardier SMP 800C, and Boeing BSS 7239.- Easy to mix and apply, especially with 3M dispensing equipment.
Key Properties
- Color: Off-White- Mix Ratio (Base:Accelerator): 2:1 by volume- Work Life / Open Time: 60 minutes- Handling Strength: Approximately 4 hours- Full Cure Time: 24 hours at 73°F (23°C)- Shear Strength (Aluminum): Up to 4,500 psi- Shore D Hardness (ASTM D2240): 77- High temperature resistance- Low outgassing and ionics (for DP460 EG variant)
Surface Compatibility
- Bonds effectively to a wide variety of substrates, including ceramics, metals, glass, wood, and many plastics.
Known backups / known substitutes
- 3M Scotch-Weld DP460NS (non-sag version of DP460)- 3M Scotch-Weld DP460 EG (version with lower outgassing and ionics)- UltraLok 5460 (by Chemical Concepts)- Loctite Ablestik 27 (by Henkel)- Other 3M Scotch-Weld epoxies such as DP420, DP190, or DP2216, depending on specific flexibility, strength, or cure time requirements.
Comparison Note
3M Scotch-Weld DP460 is distinguished as a toughened epoxy adhesive, providing superior peel and shear strength, and exceptional resistance to shock, vibration, and impact loads, which is often higher than more flexible epoxy formulations. It offers excellent long-term holding power and demonstrates better resistance to heat and chemicals compared to many other general-purpose adhesives. Its formulation prioritizes mechanical strength and ease of use for critical applications.
