2221 High Performance Lining

General Description
DUROMAR HPL-2221 is a medium viscosity concrete epoxy coating with outstanding abrasion resistance, impact resistance, and flexibility. It can be used for rail cars, ash hoppers, slurry tanks, secondary containment, traveling water screens, or anywhere requiring flexibility, abrasion resistance, and chemical resistance. It is designed to be applied by hand or with plural component spray equipment.

We have other products and systems of which we can Engineer to fit your application. Give us a call at 801-977-0508!

Chemical Description
Multi-functional epoxy with a uniquely modified aliphatic/cycloaliphatic amine hardener.

Components 2
Visual Appearance High Gloss
Density 1.61
Solids by Weight 100 percentage
pH Range 1.5 – 14.0
Inorganic Acids Very Good
Organic Acids Very Good
Alkalis Excellent
Solvents Good
Hydrocarbons Excellent
Max. Dry Operating Temperature 375 F
Functional Cure 24 hours
Full Cure 120 hours
Repair System EAC
Surface Prep SSPC-10
Tabor Abrasion (mg) (C-17 at 1 kg.) 12
Adhesion Excellent
Flexibility Excellent
Pot Life at 70 F 25 min.
Equipment Brush, Roller, Airless Spray
Number of Coats 2 – 3
Theoretical Coverage Per Gallon 40 mil. sq. ft.
Film Thickness Per Coat 10 mils min.
30 mils max.
Maximum DFT 90 mils
Recoat Time at 70 F 24 hours max.
3 hours min.
Min. Application Temperature 40 F
Mixing Ratio by Weight 4:1 (B/A)
Mixing Ratio by Volume 2:1 (B/A)
Dry to Touch 4 hours
Force Curing
Force cures are recommended for severe service conditions as both physical and chemical properties are enhanced. Force curing should not start until material has firmly set. Contact DUROMAR for specific instructions.
Storage This product has a minimum shelf life of one year when stored in a dry area at 50 F – 100 F in the original sealed container.
Handling and Safety
Warning Eye and skin irritant. May cause dermatitis and sensitization.

Always read and understand the product MSDS.

Avoid contact with eyes, skin or clothing. Avoid breathing vapor, mist or spray. Use with good ventilation.

First Aid
In case of contact:
Eyes: Immediately flush with water for at least 15 minutes.
Skin: Immediately remove from skin with dry cloth followed by thorough washing with soap and water.
Inhalation: Remove to fresh air. If breathing is difficult, give oxygen.
Ingestion: Give large quantity of milk or water, induce vomiting. Contact a physician immediately.

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