3M Scotch-Weld DP190 High-Flex Epoxy Metal/Plastic Bonding in Harsh Environments

Basic Properties​

3M DP190 is a two-part flexible epoxy adhesive available in Translucent and Grey variants. It features a 1:1 mix ratio, 80-90 min worklife at 23°C, and is engineered for long-term bonding of metals, plastics, and composites in harsh environments.

Product Description​

DP190 absorbs thermal stress/vibration via high elongation (120% for Translucent), while Grey offers 3500 psi aluminum shear strength. It survives -55°C to 120°C thermal cycling (5 shock cycles) and maintains >85% strength in water/humidity for dynamic loads.

Characteristics​

Application Scenarios​

EV Battery Sealing: Bonds aluminum housings to PC/ABS covers. Achieves IP67 rating (7-day immersion), implemented in BYD Blade Battery.
Hydraulic Line Mounting: Secures steel tubes to nylon brackets. Withstands 120°C oil immersion (3500 psi), compliant with Cat EC-1.
Wind Blade Bonding: Mends FRP blade joints. Passes IEC 61400 fatigue test (10⁷ cycles), applied in Goldwind 6MW turbines.

FAQ:

1. Who are we?

We are Shenzhen Huazhisheng New Material Technology Co., Ltd., a professional industrial adhesives and sealants supplier based in China since 2018. we serve global markets: Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).

2. What products do you offer?

we supply high-performance adhesives and sealants from global leaders including:

Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive,etc.

3. How do you guarantee product quality?

Quality assurance through:

Mandatory pre-production samples approval

Final inspection by QC team before shipment

International certifications: SGS, UL, FDA, RoHS, REACH

4. Why choose us over other suppliers?

Reliable Supply:Authentic products from top manufacturers

Expert Support:Technical guidance for product selection

Global Compliance:Certifications meeting target market standards

Efficient Service:Customized solutions & professional support

5. What services do you provide?

Delivery​:EXW/FOB/CIF

Payment​:USD/EUR/CNY/HKD via T/T, L/C

Support​:Technical consultation & logistics coordination