Industra-Coat 3520 Water Based Low Gloss Urethane Topcoat

INDUSTRA-COAT #3520 is a two component low-gloss aliphatic polyurethane water based floor sealer that exhibits excellent characteristics for abrasion resistance, chemical resistance, flexibility, weathering, and UV stability.

Recommended Uses

Recommended for concrete floors and counter tops, auto service centers, warehouses, computer rooms, laboratories, aircraft hangers, cafeterias and chemical exposure areas.

CURE SCHEDULE (70°F):

pot life (150 gram mass) Minimum 1 hour tack free (dry to touch) 7-9 hours recoat or topcoat 8-12 hours light foot traffic 24 hours full cure (heavy traffic) 3-5 days

APPLICATION TEMPERATURE: 60-90 degrees F with relative humidity between 50% and 90%.

MIX RATIO: 2 parts A to 1 part B by volume

SHELF LIFE: 90 days in unopened containers

FINISH CHARACTERISTICS: low-gloss (<20 at 60 degrees @ glossmeter)

IMPACT RESISTANCE: Gardner Impact, direct & reverse=160 in lb (passed)

ABRASION RESISTANCE: Taber abrasor CS-17 calibrase wheel with 1000 gram total load and 500 cycles= 23.0 mg loss

ADHESION: >300 psi @ elcometer (concrete failure, no delamination) over suitable primer

VISCOSITY: Mixed= 450-650 cps (typical)

FLEXIBILITY: No cracks on a 1/8” mandrel

Coverage:

350-500 square feet per gallon when applied at 3-5 mils wet film thickness

1.5 Gal Kit: ~525-750 square feet

3 Gal Kit: ~1050-1500 square feet

15 Gal Kit: ~5250-7500 square feet

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