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.

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SKU: HPL-4330 Category:
Visual AppearanceHigh Gloss
Solids by Weight100 percentage
pH Range0.5 – 14.0
Inorganic AcidsExcellent
Organic AcidsVery Good
SolventsVery Good
Max. Dry Operating Temperature425 F
Functional Cure48 hours
Full Cure168 hours
Repair SystemEXP
Surface PrepSSPC-5
Pot Life at 70 F30 min.
EquipmentTrowel, Squeegee
Number of Coats1 – 2
Theoretical Coverage Per Gallon40 mil. sq. ft.
Film Thickness Per Coat40 mils min.
80 mils max.
Maximum DFT125 mils
Recoat Time at 70 F3 hours min.
8 hours max.
Min. Application Temperature65 F
Mixing Ratio by Weight2:1 (B/A)
Mixing Ratio by Volume2:1 (B/A)
Dry to Touch3 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.
StorageThis 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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