H.B. Fuller 46580/56580

H.B. Fuller 46580/56580 is a thixotropic, extra-fast-setting, two-component epoxy adhesive. It has a convenient mix ratio, excellent sag resistance when applied to vertical surfaces, and a smooth paste consistency. It is recommended for rapid repairs and electrical and industrial staking. H.B. Fuller 46580/56580 extra-fast setting epoxy is an excellent general-purpose adhesive. It is recommended for substrates such as metals, carbon steel, stainless steel, aluminum, plastics, epoxy, stone, wood, glass, china, and leather. H.B. Fuller 46580/56580 is available in the unique DOUBLE-BUBBLE® job-sized package as Reorder No. 04008.

Chemical FamilyEpoxy & Epoxy Derivatives

Product Type2K (2 component) Adhesive, Reactive Adhesive, Structural Adhesive

Compatible Substrates & SurfacesAluminum, Carbon Steel, Glass, Leather, Metal, Stainless Steel, Stone, Wood

FeaturesFast Setting, Good Sagging Resistance, High Cohesive Strength, Room Temperature Curing, Thixotropic

Technical Data Sheet

Enhanced TDS

Identification & Functionality

Features & Benefits

Features and Benefits
  • Room temperature cure
  • Extra fast setting
  • Non Sag Formulation
  • Excellent cohesive strength

Applications & Uses

General Instructions

Fast-Setting Epoxy can be used to repair tools, auto parts, electrical and electronic components, furniture and other applications that require a fast-setting adhesive. Surface must be clean and dry before application. Remove all chemicals, dirt, wax and oil. To obtain the best cured properties, accurate proportioning and thorough mixing are essential.


Physical Form
Component A
ValueUnitsTest Method / Conditions
Component B
ValueUnitsTest Method / Conditions
Cured Mechanical Properties
ValueUnitsTest Method / Conditions
Overlap Shear Strength (30 min, Aluminum, acid etched at 25°C)717.0psi
Overlap Shear Strength (60 min, Aluminum, acid etched at 25°C)1700.0psi
Overlap Shear Strength (15 min, Aluminum, acid etched at 25°C)346.0psi
Elongation at Break8.5%ASTM D638
Hardness83.0ASTM D2240
Tensile Strength7250.0psiASTM D638
Overlap Shear Strength (Aluminum, acid etched at -40°C, at 50% RH)830.0psiASTM D1002
Overlap Shear Strength (Aluminum, acid etched at 25°C, at 50% RH)3712.0psiASTM D1002
Overlap Shear Strength (Aluminum, acid etched at 82°C, at 50% RH)425.0psiASTM D1002
Overlap Shear Strength (Aluminum, acid etched at 149°C, at 50% RH)174.0psiASTM D1002
T-Peel Strength (at 82°C, acid etched Al-Al)2.0pli
T-Peel Strength (Acid etched Al-Al)2.7pli
T-Peel Strength (at -40°C, acid etched Al-Al)1.0pli
Operating Temperature82.0°C
Uncured Properties
ValueUnitsTest Method / Conditions
Specific Gravity (Mix)1.17
Specific Gravity (Part A)1.19
Specific Gravity (Part B)1.15
Gel Time (at 25°C, 4 gram)3 - 5min
Handling Time15 - 30min
Full Cure (at 23°C)24.0h
Rheological Properties
ValueUnitsTest Method / Conditions
Viscosity (Mixed)Thixotropic paste

Storage & Handling

Shelf Life
24 Months
Storage Conditions

These materials should be stored in a dry environment within a temperature range of 16 °C to 27 °C (60°F to 80 °F). Extremes of temperature beyond this range may result in crystallization or polymerization of the materials. Introduction of a nitrogen blanket into the containers before closing will improve the storage life of the products.