PRO-SET LAM-226 Hardener - Medium

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Special Order Item

This item is not part of our regular stock but is still available as a special order. May be subject to minimums, extended lead-times and a limited return policy.
$125.76 to $380.58



PRO-SET 226 Hardener is mixed with PRO-SET Resins to provide medium pot life and cure time. PRO-SET 226 Hardener has a medium cure speed which provides 2 to 3 hours working time at 77°F. A typical laminate will be gelled in approximately 4 to 5 hours at 77°F.

  • Not sold as a kit. Must order Resin in addition to one of the hardeners.
  • Domestic Shipping via Ground Only

⚠️WARNING: This product can expose you to chemicals including Benzene which are known to the State of California to cause cancer and reproductive harm. For more information go to


Physical Properties Mixed with 125/135 Resin
Mix Ratio:
  • Volume: 3.5 parts resin to 1 part hardener
  • Weight: 3 parts resin to 1 part hardener
150g Pot Life (125 Resin):
88 minutes @ 72°F
150g Pot Life (135 Resin):
75 minutes @ 72°F
Working Time:
2 to 3 Hours @ 77°F
4 to 5 Hours
Room Temperature
Technical Properties Mixed with 125 Resin
Viscosity, Mixed:
586 cP
Density, Cured:
9.71 lb/gal @ 72°F
85 Type D
Compression Yield:
16,200 psi
Tensile Strength:
9,120 psi
Tensile Modulus:
5.65E+05 psi
Tensile Elongation:
Flexural Strength:
13,800 psi
Flexural Modulus:
5.23E+05 psi
Technical Properties Mixed with 135 Resin
Viscosity, Mixed:
1076 cP
Density, Cured:
9.76 lb/gal @ 72°F
86 Type D
Compression Yield:
15,800 psi
Tensile Strength:
8,130 psi
Tensile Modulus:
5.41E+05 psi
Tensile Elongation:
Flexural Strength:
11,500 psi
Flexural Modulus:
5.20E+05 psi

Please note: All data to be used as a guide only; not a specification. Tests are performed at @ 72°F x 4 weeks.



Tips on how to use this product in certain applications are coming soon.

If you would like to learn more about this product, give us a call at (800) 811-2009.


Due to U.S. Department of Transportation Hazardous Materials regulations and International Air Transport regulations we can only ship this product by domestic ground service within the contiguous United States.

Limited Quantities are stocked to ensure maximum shelf life of material, please allow a 2-3 week lead time from the date your order is placed. If stock is availble it will ship within the standard 2-3 day processing time.

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