Scotch-Weld™ Two-Part Epoxy Adhesive, Black, Liquid, 24 hr, 50 mL Cartridge

3M™ Scotch-Weld™ epoxy adhesive DP420NS is a black, toughened, non-sag, two-part epoxy structural adhesive that provides good strength along with high impact and fatigue resistance to meet demanding bonding challenges. 3M™ Scotch-Weld™ epoxy adhesive DP420NS can replace mechanical fasteners, screws, rivets and spot welds in many applications. Our 3M™ Scotch-Weld™ epoxy adhesive DP420NS maintains bond strength at high and low temperatures and can withstand paint bake operations up to 400 degrees F for 60 minutes. It works well on a variety of substrates such as metals, ceramics, wood, glass, many composites and plastics and is an excellent indoor bonding agent for joining, gluing, potting, panel bonding and structural bonding. 3M™ Scotch-Weld™ epoxy adhesive DP420NS meets the requirements for UL 94 HB.

Features
• High peel and shear strength maintains lasting bond at high and low temperatures
• Toughened for impact and fatigue resistance
• 20 minutes work life provides time for positioning and adjustment
• Non-sag formulation ensures adhesive stays where applied

Technical Information
• UL 94 HB Certified

Specifications
• Container Size: 50 mL
• Container Type: Cartridge
• Color: Black
• Composition: 75 to 98% Epoxy Resin, 1 to 20% Acrylic Polymer, 1 to 5% Amorphous Silica, <1% 4,4'-Isopropylidene Diphenolepichlorohydrin Polymer, <0.1 to 1% Carbon Black
• Applicable Materials: Ceramic, Glass, Metal, Plastic, Rubber, Wood
• Mixing Ratio: 2:1
• Boiling Point: >250 deg F
• Form: Liquid
• Curing Time: 24 hr
• Flash Point: >250 deg F
• Viscosity: 190000 to 270000 cPs
• Shear Strength: 4500 psi
• Shelf Life: 455 days
• Specific Gravity: 0.97 to 1.1
• Temperature Rating: 350 deg F
• Density: 1.1 g/mL
• Flame Retardant: Yes
• Working Life: 20 min

Applications
• For joining gluing potting panel bonding and structural bonding