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Big Dog Adhesives BD5425 Epoxy Adhesive

BD5425 is a two-part, unfilled room temperature cure, epoxy adhesive designed for bonding of metals, ceramics, and most plastics. It cures to a tough semi-rigid material, and is free flowing in viscosity. It gives good resistance to water, salt spray, inorganic acids and bases, and most organic solvents. It is especially formulated for a 1:1 mix ratio for use in side by side cartridges, or to be used by hand mixing, or use with meter mix equipment. A handling cure is normally achieved at room temperature within 60 minutes with a full cure at room temperature within 24 hours. To accelerate the final cure, or to quicken the handling simply elevate the temperature.

Product families

Ready-to-Use Products — Adhesives & Sealants
  • Other Adhesives & Sealants

Other characteristics

Cure Method
Air Dry
Product Type
2K (2 component) Adhesive
Compatible Substrates & Surfaces
Ceramic, Metal, Plastics
Shelf Life
12 Months
Cure
Air Dry
Technology
Ready-to-Use Products
Handling

Bring both components to room temperature prior to mixing. Mix 1 part A to 1 part B thoroughly for 30 to 60 seconds.; Dispense mixed material over properly positioned devices to be glued together. Do not pour more than 1/2" thick as the product may exotherm too high and may boil. As this is a very quick adhesive, you must work quickly to bond the pieces together.; Parts may be shipped within 24 hours but parts can be moved in 1 hour.

Chemical Inventories
  • DSL (Canada)
  • TSCA (USA)
Certifications and Compliance
ISO 9001
Ready to Use Product Features
  • Acid Resistant
  • Alkali Resistant
  • Excellent Salt Spray Resistance
  • Free Flowing
  • Good Solvent Resistance
  • Good Toughness
  • Water Resistant
Compatible Substrates and Surfaces
  • Ceramic
  • Metal
  • Plastics

Technical data

Table 1 of 3

1 row
CharacteristicValueUnit
Viscosity7000cps

Table 2 of 3

1 row
CharacteristicValueUnit
Viscosity5000cps

Table 3 of 3

17 rows
CharacteristicValueUnitMethod
Working Time (at 75°F/ 24°C)20 - 30minutes—
Fixture Time (at 75°F/ 24°C)4hours—
Full Cure (at Room Temperature, For Full Properties)24 - 48hours—
Operating Temperature-40 to 302 (-40 to 150)°F (°C)—
Density (at Room Temperature, Mixed)9.5 (1.15)lbs/gal (g/cc)—
Flash Point (at Room Temperature)min. 392 (min. 200)°F (°C)—
Mix Ratio (Part A:Part B)1:1——
Hardness (at Room Temperature)70—Shore D
Lap Shear Strength (at Room Temperature, AL to AL)min. 2,300psi—
Tensile Strength (at Room Temperature)6500psi—
Elongation (at Room Temperature)5 - 10%—
Impact Resistance (at Room Temperature)min. 150inch/lb—

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