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West System Epoxy 209 Extra Slow Hardener

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.66 Pint.33 Gallon1.45 Gallon

Overview

209 Extra Slow Hardener is formulated for use with WEST SYSTEM 105 Resin for general coating and bonding applications in extremely warm and/or humid conditions or when extended working time is desired at room temperature. Provides approximately twice the working time of 206 Slow Hardener. Forms a clear, amber-colored solid with good physical properties and moisture resistance for bonding and coating applications. Not intended for clear coating.

  • Pot life at 72F (22C): 40 to 50 minutes
  • Pot life at 95F (35C): 15 to 20 minutes
  • Cure to a solid state at 72F (22C): 20 to 24 hours
  • Cure to a solid state at 95F (35C): 6 to 8 hours
  • Cure to maximum strength at 72F: 4 to 9 days
  • Minimum recommended temperature: 70F (21C)
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Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

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