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3M™ Scotch-Weld™ Epoxy Adhesive DP110 Translucent/Gray – Fast-cure, flexible bonding for metals, plastics, and rubbers

Item Name: 3M™ Scotch-Weld™ Epoxy Adhesive DP110 Translucent and Gray
Manufacturer: 3M
Technologies: Two-part epoxy adhesive; Duo-Pak cartridge dispensing; controlled flow; fast handling strength
Color: Translucent/Yellow (Base), White/Light Yellow (Accelerator); Gray/Black (Base and Accelerator)
Cure Type: Room temperature cure; full cure in 48 hours; heat accelerates cure to 200°F (93°C)
Package Size: Duo-Pak cartridges (48.5–50 ml, 200 ml, 400 ml); bulk containers
Shelf Life: 24 months in unopened containers

1. Product Overview

3M™ Scotch-Weld™ Epoxy Adhesive DP110 (Translucent and Gray) is a two-part epoxy adhesive that combines fast curing with flexibility. It features controlled flow, a 20-minute handling strength, good adhesion to a wide range of plastics and metals, and comes in a Duo-Pak cartridge for easy dispensing.


2. Applications

  • Structural bonding of metals, plastics, and rubbers

  • High-strength aluminum and steel assemblies

  • Applications requiring controlled flow and quick handling

  • General industrial bonding where flexibility and moderate thermal resistance are required

Note: Performance may vary under high humidity, hot water, or aggressive environmental conditions; testing is recommended for such conditions.

3. Typical Properties

Uncured Properties

Property DP110 Translucent DP110 Gray
Viscosity @ 72-73°F (23-24°C) Base (CPS) 30,000–70,000 40,000–90,000
Viscosity @ 72-73°F (23-24°C) Accelerator (CPS) 30,000–70,000 40,000–90,000
Base Resin Modified Epoxy Modified Epoxy
Accelerator Amine Amine
Color Base Translucent White White
Color Accelerator Light Yellow Black
Net Weight Base (lbs/gal) 9.1–9.4 9.1–9.4
Net Weight Accelerator (lbs/gal) 9.0–9.3 9.0–9.3
Mix Ratio Volume 100:100 100:100
Mix Ratio Weight (B:A) 100:99 100:99
Worklife @ 73°F (24°C) 8–13 min 8–13 min

Cured Properties

Property DP110 Translucent DP110 Gray
Color Yellow Translucent Gray
Shore D Hardness 40 45
Elongation 40% 40%
Thermal Conductivity (BTU/Hr/Ft²/°F) @ 113°F (45°C) 0.106 0.104
Thermal Coefficient of Expansion (-58°F to 32°F / -58°F to 166°F) 80×10⁻⁶ / 200×10⁻⁶ 73×10⁻⁶ / 165×10⁻⁶
Glass Transition Temp. 55°F (13°C) 61°F (16°C)
Dielectric Strength (volts/mil) 520 470
Volume Resistivity (ohms·cm) 4.5 x 10¹⁰ 6.9 x 10¹⁰

Typical Adhesive Performance (Aluminum @ 75°F / 24°C)

Test DP110 Translucent DP110 Gray
Overlap Shear (psi) 2500 3500
Aluminum T-Peel (piw) 20 20
Overlap Shear – Metals & Plastics (psi) See table below See table below

Substrate Overlap Shear @ 75°F (24°C):

Substrate DP110 Translucent DP110 Gray
Aluminum/Aluminum 1000 2300
Cold Rolled Steel 1500 2500
Stainless Steel 1500 2450
Galvanized Steel 1500 2600
Copper 1500 1750
Brass 1500 2450
Styrene Butadiene Rubber/Steel 80–100 80–100
Neoprene Rubber/Steel 40–60 40–60
ABS/ABS Plastic 500 680
PVC/PVC 400 390
Polycarbonate/Polycarbonate 500 660
Acrylic/Acrylic 250 480
Fiber Reinforced Polyester 1400* 1400*

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BERGQUIST microTIM mTIM 1028 is purpose built for riding cage assemblies in servers, switches, and routers, interfacing with electroless nickel plated copper or aluminum heat sinks. It ensures stable operation in high power transceiver modules while also extending applicability to liquid cooling components, heat pipes, and fin based dissipative structures.

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