5:1 Traditional Marine Epoxy 520 Slow Hardener

Use 520 Slow Hardener when you are working on a large lamination project. The slow gel time and cost effective pricing will make you a happy boat builder. Only use this product at a 5:1 by volume mix ratio with the Marine Epoxy Traditional Resin.

• 5 to 1 mix ratio by volume with Traditional Marine Resin
• 20 min pot life
• 1.5 hr work time at 70F degrees
• Ideal for sealing wood surfaces, bonding applications, marine construction, marine repair, cold molding process for fabricating wood and fiberglass structures
• Great for laminating wooden FRP construction boat hulls or other projects
• Can be used with our fillers and for gluing, bonding and filleting
• Cost effective laminating hardener

Purchase with Traditional Marine Resin for a complete system:

• Marine Hardener 520 Slow - 20 min pot life / 1.5 hr work time at 70F degrees / 5:1 mix ratio with Traditional Marine Resin / Use for structural lamination and strength
• Marine Hardener 510 Fast - 12 min pot life / 1 hr work time at 70F degrees / 5:1 mix ratio with Traditional Marine Resin / Use on small to medium sized structural lamination projects and fillet or to repair and fill holes.

• 1/5th Quart Hardener pairs with 1 Quart Traditional Marine Resin
• 1/5th Gallon Hardener pairs with 1 Gallon Traditional Marine Resin
• 1 Gallon Hardener pairs with 5 Gallons Traditional Marine Resin

SDS