Tech Specs

105 Epoxy Resin® is a clear, low-viscosity liquid epoxy resin. Formulated for use with one of four WEST SYSTEM® hardeners. It can be cured in a wide temperature range to form a high-strength solid bond with excellent moisture resistance. 105 Epoxy Resin, when mixed at the proper ratio with a WEST SYSTEM hardener, is an excellent adhesive.

105 Epoxy Resin is designed to wet out and bond to:

  • Wood bonding
  • Fiberglass
  • Reinforcing fabrics
  • Composite materials
  • Variety of metals

CURE TIME:

Working time (thin film) is based on which hardener you choose at 72°F (22°C):

  • 205 Fast Hardener®: 60 to 70 minutes
  • 206 Slow Hardener®: 90-110 minutes
  • 207 Special Clear Hardener®: 100-200 minutes
  • 209 Extra Slow Hardener®: 3-4 hours

CURE TEMP:

Based on which hardener you choose, solid-state curing happens in a wide range of durations at 72°F (22°C). Minimum recommended temperatures:

  • 205 Fast Hardener®: 40°F (4°C)
  • 206 Slow Hardener®: 60°F (16°C)
  • 207 Special Clear Hardener: 60°F (16°C)
  • 209 Extra Slow Hardener®: 70˚F (21˚C)

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