Page 138 - Polycoat 1.1 Table of Contents

TECHNICAL DATA SHEET | Section 7.2
®
POLYGLAZE 302
Aliphatic Polyurethane Topcoat

Product Description
Polyglaze® 302 is an economical, aliphatic, single component, Technical Data (Based on Draw Down Film)
liquid applied, moisture cured, polyurethane surface protection
coating. Please select the correct product grade which comply
with VOC regulations as per federal, state, statutory bodies, Coverage Rate 1 gal/100 sqft
county and city regulations/codes at the place of installation 0.41 l/sqm
of product.
Dry Film Thickness per 11 ± 2 mils
Features Coat 279 ± 50 microns
• Excellent Color Retention
• Excellent Weatherability Hardness, ASTM D2240 90 ± 5 Shore A
• UV Stable
Tear Resistance, Die C, 300 ± 50 pli
Typical Uses ASTM D624 52.5 ± 8.8 kN/m
• Topcoat for Foam Insulation Tanks Tensile Strength, ASTM 3000 ± 300 psi
• Topcoat for Wine Storage Tanks D412 24.1 ± 2.1 MPa
Packaging Ultimate Elongation, 250 ± 50%
ASTM D412
1-Gallon 1 gallon (3.78 liters) can

5-Gallon 5 gallon (18.9 liters) pail Specific Gravity 1.28 ± 0.1
Total Solids by Weight, 80 ± 2%
55-Gallon 55 gallon drum, net fill 50 gallons (189
liters) ASTM D2369

Total Solids by Volume, 71 ± 2%
ASTM D2697
Color
White
Viscosity at 75°F (24°C) 3500 ± 1000 cps
Custom colors are also available. Minimum order of 250
gallons (945 liters). See color chart for special provisions.
Contact Polycoat Products for more information. Volatile Organic
Compounds, <2.08 lb/gal
Coverage ASTM D2369-81 <250 gm/liters
The approximate coverage is 1 gallon/100 sqft (0.41 l/sqm).
Coverage rate will depend on surface roughness and porosity.
Mixing
Before application, mix Polyglaze® 302 using a mechanical Curing
mixer at slow speed thoroughly until a homogenous mixture At 75°F (24°C) and 50% relative humidity, allow each coat to
and color is attained. Do not mix in an up and down motion. cure 16 hours. Cure time will vary depending on temperature
and humidity. If more than 48 hours passes between coats,
Application re-prime the surface with Polyprime U before proceeding.
®
The first coat of Polyglaze® 302 should be applied at the rate Allow 24 hours before permitting light pedestrian traffic and at
of 1 gallon/100 square feet (0.41 liters/square meter). For best least 72 hours before permitting heavy pedestrian or vehicular
results, airless sprayer or phenolic core roller may be used traffic on to the finished surface.
but extra care should be taken not to cause air bubbles. Apply
Polyglaze® 302 evenly over the entire deck. After 24 hours, Uncured Polyglaze®302 is very sensitive to heat and moisture.
proceed to the second coat. Higher temperatures and/or high humidity will accelerate
the cure time. Use caution in batch sizes and thickness of
Polyglaze® 302 may require more than one coat depending application.
on the job specifications and requirements. When estimating
material requirements, coverage rates tend to increase for Low temperature and/or low humidity extend the cure time.
subsequent coats of material. To achieve proper adhesion If accelerated curing is required, add one quart (0.95 liter)
between coats it is imperative that re-coating be done within of Polyglaze® Hardener in a 5 gallon pail (18.9 liters) of
48 hours. Polyglaze®302 and mix thoroughly. This accelerated Polyglaze®

POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363 Section 7.2
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