West System 205 Fast Hardener – .44pt

$34.67

205-A Fast Hardener, .44 Pint. WEST SYSTEM epoxy cures to a high-strength plastic solid at room temperatures, by mixing specific proportions of liquid epoxy resin and hardener. This highly moisture-resistant plastic adheres to a wide range of materials, making it ideal for projects that require water and chemical resistence, and strong physical properties for structural bonding. Select from a range of hardeners and additives that allow you to tailor the mixture's handling characteristics and the physical properties of the cured epoxy to suit your working conditions and specific coating or bonding application. These hardeners will give you the working time for the temperature and conditions you’re working in. #205 Fast Hardener, mixed at a 5:1 ratio with #105 resin, results in a pot life of 9-12 minutes at 72°F, with solid cure in 6-8 hours. It has a minimum recommended working temperature of 40°F. #206 Slow Hardener, mixed at the standard 5:1 ratio with #105 Resin, has a 20-25 minute pot life at 72°F with 12-18 hours required for solid cure. It has a minimum recommended working of temperature of 60°F. Hardener Selection Guide. .

2 in stock

SKU: WS-205-A Category:

Description

205-A Fast Hardener, .44 Pint

WEST SYSTEM epoxy cures to a high-strength plastic solid at room temperatures, by mixing specific proportions of liquid epoxy resin and hardener. This highly moisture-resistant plastic adheres to a wide range of materials, making it ideal for projects that require water and chemical resistence, and strong physical properties for structural bonding. Select from a range of hardeners and additives that allow you to tailor the mixture's handling characteristics and the physical properties of the cured epoxy to suit your working conditions and specific coating or bonding application.

These hardeners will give you the working time for the temperature and conditions you’re working in. #205 Fast Hardener, mixed at a 5:1 ratio with #105 resin, results in a pot life of 9-12 minutes at 72°F, with solid cure in 6-8 hours. It has a minimum recommended working temperature of 40°F. #206 Slow Hardener, mixed at the standard 5:1 ratio with #105 Resin, has a 20-25 minute pot life at 72°F with 12-18 hours required for solid cure. It has a minimum recommended working of temperature of 60°F.

  • Mini Pump Kit is a must for precise metering of all group sizes of WEST SYSTEM resins and hardeners.
  • Mix Ratio, Resin:Hardener  5:1 by weight or volume*
  • Pot life at 72°F (22°C)  9 to 12 minutes
  • Cure to a solid state  6 to 8 hours
  • Cure to maximum strength  1 to 4 days
  • Minimum recommended temperature  40°F (4°C)
  • Pumps required  300, 306-25 or 309

Hardener Selection Guide

HARDENER USES
Resin/Hardener
HARDENER TEMPERATURE RANGE (°F) CURE SPEEDS at room temp *
Hardener Temperature Range POT LIFE
100g cupful
WORKING TIME
thin film
CURE TO SOLID
thin film
205 Fast Hardener General Bonding, fabric application and barrier coating 9-12
min
60-70
min
6-8
hours
206 Slow Hardener General bonding, fabric application and barrier coating 20-25
min
90-110
min
10-15
hours
209 Extra Slow Hardener  General bonding, fabric application and barrier coating 40-50
min
3-4
hours
20-24
hours
207 Special Clear Hardener Clear fabric application and clear coating for a natural wood finish 20-26
min
100-120
min
10-15
hours

 

Additional information

Weight 0.6 lbs

Brand

WEST SYSTEM