Our 4:1 Hardener is considered to be a fast hardener, Our 2:1 and 3:1 hardener epoxies will cure much slower. However this 4:1 hardener will provide you with the most rigid laminate due to its extremely fast curing time.
This Hardener must be used with either our Thin Epoxy or Thick Epoxy Resin.
Mixing 4 parts epoxy to 1 part hardener will give you the appropriate final mixture.
The appropriate amount of Resin needed for each size Hardener;
1 Quart Hardener --- 1 Gallon Resin
1/2 Gallon Hardener --- 2 Gallons Resin
1 Gallon Hardener --- 4 Gallons Resin
The 4:1 hardener has a pot life of 15 minutes at 80° F, set time of 1-2 hours and a drying time of 3-4 hours.
The item has a shelf life of approximately one year. To ensure quality results and proper curing, please make sure to use the resin shortly after purchase.
4:1 Hardener MSDS