209 Extra Slow Hardener? is formulated for use with WEST SYSTEM Brand 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 72?F (22?C): 40 to 50 minutes
Pot life at 95?F (35?C): 15 to 20 minutes
Cure to a solid state at 72?F (22?C): 20 to 24 hours
Cure to a solid state at 95?F (35?C): 6 to 8 hours
Cure to maximum strength at 72?F: 4 to 9 days
Minimum recommended temperature: 70?F (21?C)
Please click on the View Options button to view available sizes/options or to place an order.
*Note: B and C size hardeners cannot be shipped via any method other than Fed Ex Ground
| HARDENER | USES Resin/Hardener |
HARDENER TEMPERATURE RANGE (?F) | CURE SPEEDS at room temp * | ||
|---|---|---|---|---|---|
| POT LIFE 100g cupful |
WORKING TIME thin film |
CURE TO SOLID thin film |
|||
| 205 Fast Hardener | General Bonding, fabric application and barrier coating |
45 to 85 |
9-12 min |
60-70 min |
6-8 hours |
| 206 Slow Hardener | General bonding, fabric application and barrier coating |
60 to 90 |
20-25 min |
90-110 min |
10-15 hours |
| 207 Special Clear Hardener | Clear fabric application and clear coating for a natural wood finish |
60 to 90 |
22-27 min |
110-130 min |
12-18 hours |
| 209 Extra Slow Hardener | General bonding, fabric application and barrier coating |
60 to 100 |
40-50 min |
3-4 hours |
20-24 hours |
