West System 209 Extra Slow Hardener for R105 Epoxy Resin is formulated for general coating and bonding applications in extremely warm and / or humid conditions, or when extended working time is desired at room temperature. It provides approximately twice the working time of 206 Slow Hardener, and forms a clear, amber-coloured solid with good physical properties and moisture resistance for bonding and coating applications. It is not intended for clear coating.
Mix Ratio: 1 Part hardener (H207 or H209) to 3 parts resin by volume / 3.5 parts resin by weight.
Resin |
Hardener 5:1 |
Hardener 3:1 |
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Size |
Product # |
Size |
Product # |
Size |
Product # |
500 mL |
RA105 |
100 mL |
HA205 Fast |
160 mL |
HA207 Special Coating |
HA206 Slow |
HA209 Extra Slow |
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1 L |
RB105 |
200 mL |
HB205 Fast |
330 mL |
HB207 Special Coating |
HB206 Slow |
HB209 Extra Slow |
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4 L |
RC105 |
800 mL |
HC205 Fast |
1.33 L |
HC207 Special Coating |
HC206 Slow |
HC209 Extra Slow |
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20 L |
RD105 |
4 L |
HD205 Fast |
6.7 L |
HD07 Special Coating |
HD206 Slow |
HD209 Extra Slow |
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200 L |
RF105 |
40 L |
HF205 Fast |
67 L |
HF207 Special Coating |
HF206 Slow |
HF209 Extra Slow |
For more specific application guidance, please refer to the Product Data Sheet and Engineering Data.
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