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3M™ Scotch-Weld™ Epoxy Adhesive 420 B/A Black, Gallon Kit, 1 per case

3M ID  62277875308    UPC#  00051115257964    3M Product Number  420     
3M™ Scotch-Weld™ Epoxy Adhesive 420 is a toughened, two-part epoxy. 2:1 mix ratio, 20 minute work life and handling strength in 2 hour. This kit contains parts A and B.
  • 20 minute work life
  • Toughened for impact resistance
  • High peel and shear strength
  • General industrial, sporting goods, solar energy, wind energy, composites, electronics, military, transportation and aerospace
  • Joining, gluing, attaching, reparing, potting, panel bonding, adhering, and structural bonding.
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Overview

3M™ Scotch-Weld™ Epoxy Adhesive 420 exhibits good shear and peel strengths along with good impact and durability. It bonds extremely well to many surfaces.

Specifications

ApplicationsHard Disk Drive Component Assembly
BrandScotch-Weld
Chemical BaseEpoxy
ColorBlack
Consumer LabelNo
Container Volume1 Gallon
Full Cure24 Hours @ 72 F (22 C)
Hardness75-80 Shore D
IndustriesTransportation, Specialty Vehicle, Construction, Military & Government, General Industrial, Electronics, Consumer Goods
Mix Ratio Volume Base:Accelerator2 : 1
Peel Strength at 72 Degrees F (22 Degrees C)50 lb/in
Physical FormFlowable Liquid
Product FormKit
Shear Strength at 72 Degrees F (22 Degrees C)4500 Pound-Force Per Square Inch
Shelf Life24 Months
Storage Temperature72 Degree Fahrenheit
Substrate 1Metal, Glass & Ceramics
Substrate 2Metal, Glass & Ceramics
Time to Handling Strength2 Hour
TypeEpoxy Adhesive
Viscosity Range (cps) at Room Temperature8,000-14,000
Worklife20 grams: 15 minutes @ 72 F (22 C), 10 grams: 20 minutes @ 72 F (22 C), 5 grams: 30 minutes @ 72 F (22 C)