4330 High Performance Lining

General Description
DUROMAR HPL-4330 is a trowellable, 100% solids novolac lining with outstanding chemical resistance. It is primarily used in areas requiring the ultimate in chemical and abrasion resistance. It is most efficiently applied by grout pump. It can also be applied by trowel or squeegee.

Chemical Description
Novolac epoxy with a uniquely modified cycloaliphatic amine hardener.

SKU: HPL-4330 Category:
Components 2
Visual Appearance High Gloss
Density 1.61
Solids by Weight 100 percentage
pH Range 0.5 – 14.0
Inorganic Acids Excellent
Organic Acids Very Good
Alkalis Excellent
Solvents Very Good
Hydrocarbons Excellent
Max. Dry Operating Temperature 425 F
Functional Cure 48 hours
Full Cure 168 hours
Repair System EXP
Surface Prep SSPC-5
Adhesion Excellent
Flexibility Good
Pot Life at 70 F 30 min.
Equipment Trowel, Squeegee
Number of Coats 1 – 2
Theoretical Coverage Per Gallon 40 mil. sq. ft.
Film Thickness Per Coat 40 mils min.
80 mils max.
Maximum DFT 125 mils
Recoat Time at 70 F 3 hours min.
8 hours max.
Min. Application Temperature 65 F
Mixing Ratio by Weight 2:1 (B/A)
Mixing Ratio by Volume 2:1 (B/A)
Dry to Touch 3 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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