The 3M™ Scotch-Weld™ Acrylic Adhesive DP8405NS is a high-performance, two-part acrylic adhesive designed for rapid assembly and durable bonding across various substrates. Its fast curing time and robust mechanical properties make it suitable for demanding industrial applications.

Fast Working Time: Offers a 4–6 minute work life, allowing quick assembly.

Rapid Strength Build-Up: Achieves structural strength in approximately 18–20 minutes.

High Strength and Durability: Exhibits excellent shear, peel, and impact strengths, along with good environmental resistance.

Versatile Substrate Compatibility: Bonds effectively to metals (including slightly oily surfaces), many plastics, composites, and powder-coated materials.

Non-Sag Formula: Ensures precise application without adhesive migration during bonding.

Glass Beads: Contains spacer beads to control bond line thickness for accurate bonding..

Shelf Life: 18 months at room temperature.

Metal Fabrication: HVAC systems, appliances, sports equipment, and vehicles.

Sign Manufacturing: Panel/frame bonding, trim attachment, letter fixing.

Plastics & Composites: Fast bonding of small parts with minimal surface prep.

General Assembly: Use where fast cure and high strength are critical.

Technical Specifications

Color: Green

Mix Ratio: 10:1 (Resin:Hardener)

Work Life: Approximately 4–6 minutes at 22°C (72°F)

Time to Structural Strength: Approximately 18–20 minutes

Full Cure Time: 24 hours at room temperature

Viscosity (Mixed): ~60,000 cP

Density (Mixed): 1.03 g/cm³

Overlap Shear Strength:

  -  Aluminum: ~4,400 psi

  -  Stainless Steel: ~3,700 psi

  -  PVC: ~1,800 psi

  -  ABS: ~1,100 psi

  -  Acrylic: ~1,300 psi

  -  Polycarbonate: ~1,200 psi

  -  Polystyrene: ~500 psi

  -  Polyester (Fiber-Reinforced): ~750 psi

  -  Epoxy Resin (Fiber-Reinforced): ~4,300 psi

Service Temperature Range: -40°F to 300°F (-40°C to 149°C)

Personal Protective Equipment (PPE): Wear appropriate gloves and eye protection to prevent skin and eye contact.

Ventilation: Ensure adequate ventilation during application to avoid inhalation of vapors.

Storage: Store in a cool, dry place away from heat sources and direct sunlight.

Spill Response: In case of a spill, clean up promptly using appropriate absorbent materials and dispose of waste according to local regulations.