Page 38 - tmp

TECHNICAL DATA SHEET I SECTION 3.3
POLYEURO 7901
®
Two Component Aliphatic
Polyurea Protective Coating

Product Description Technical Data
Polyeuro 7901 is a fast setting, rapid curing, 100% solids,
®
flexible, aliphatic, color stable, two component spray polyurea Mix Ratio by Volume 1A : 1B
that can be applied to suitably prepared interior or exterior Pot Life @ 150ºF (65.5ºC), 50% R.H. 10-20 seconds
concrete and metal surfaces. Its extremely fast gel time
makes it suitable for applications down to -20°F (-28.89°C). Tack Free Time 60-180 seconds
It may be applied in single or multiple applications without Recoat Time 0-6 hours
appreciable sagging and is relatively insensitive to moisture
and temperature allowing application in most temperatures. Viscosity at 150-160ºF (65.5-71ºC) , Brookfield:
Side-A
Polyeuro 7901 offers a tack free time of less than one minute Side-B 160 ± 20 cps
®
40 ± 20 cps
and exhibits 325% elongation upon curing with 90 Shore A
hardness. Density (Side-A & Side-B Combined) 8.55 lbs/gal
Flash Point > 200°F (93.3°C)
Features
Hardness, ASTM D2240 90 ± 5 Shore A
• Coats Most Metals Without Primer Tensile Strength, ASTM D412* 3200 ± 200 psi
• Excellent Color Retention 22.04 ± 1.38 MPa
• Excellent Thermal Stability Elongation, ASTM D412* 450 ± 50%
• Good Chemical Resistance
325 ± 50 pli
• Installed With or Without Reinforcement in Transitional Tear Strength, ASTM D624* 56.82 ± 8.74 kNm
Areas
• Interior or Exterior Applications Service Temperature -40ºF - 250ºF
Dry
• Low Permeance Rate Wet 40ºF - 120ºF
• Low Temperature Flexibility VOC Content 0 gm/l
• Meets USDA Criteria Recommended Applied Thickness > 2mm
• Non-Reactive Return to Service:
• No Toxic Vapors Foot Traffic 2-4 hours
• Odorless Full Service 10-24 hours
• Seamless Water Asorption, ASTM D471
• Zero VOC (100% Solids) (Maximum 74ºF (23ºC), 24 hours) < 2.0
Crack Bridging, ASTM C836 -13ºF
Typical Uses (-25ºC, 1.6mm crack 25 Cycles) Pass
• Cold-Storage Facilities Pull off Strength (Minimum) ASTM D4541
• Fertilizer Plants Inter-Coat Adhesion (Within recoat time) Excellent
Concrete (Shot-blasted profile) Substrate Failure
>500 psi
• Food-Processing Plants Concrete (Primed) Substrate Failure at >500 psi
• Industrial and Manufacturing Facilities Steel (um blast profile) >900 psi
• Marine Environments Lineal Shrinkage 1-2%
• Offshore Rigs and Platforms Flexibility (3mm Mendrel Bend Test) PASS
• Paper and Pulp Mills ASTM D1737
• Parking-Garage Decks Resistance to Weathering, ASTM G23 No cracking or
• Power Plants Type QUV Weatherometer-2000 hrs exposure blistering
Gloss reduction &
• Refineries Minor chalking are
• Structural Steel noted
• Walkways and Balconies *These physical properties from sample sprayed with Graco Foam Cat
Packaging 200 @ 2000 psi minimum, with Gusmer GX7-400 mechanical purge gun
@ 150-160°F (65°C to 71°C). Different machine and parameter will change
10-gallon kit 5 gallons (18.9 liters) Side-A and 5 these properties. User should perform their own independent testing as
properties are approximate.
gallons (18.9 liters) Side-B
100 gallon kit 50 gallons (189 liters) Side-A and 5 Coverage
gallons (189 liters) Side-B Polyeuro 7901 may be applied at any rate to achieve desired
®
thickness. Theoretical coverage for 1 mil (0.254 microns)
Colors thickness is one gallon per 1600 sqft (3.78 liters per 149 sqm).
Clear/Neutral. Custom colors are available upon request. Estimating Formula: (1600 sqft per gal /Dry Mil Thickness) x
Color Packs, when used, must be added to Side-B. Solids Content = Application Rate per gallon.

POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363 Section 3.3
info@polycoatusa.com | www.polycoatusa.com