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TECHNICAL DATA SHEET I SECTION 6.6
POLYEURO MPL 501
®
Two Component
Modified Polyurea Protective Coating

Product Description Technical Data
Polyeuro MPL 501 is a two component, 1:1, 100% solids, fast
®
set, liquid applied, modified polyurea-liner system for metal, Mix Ratio by Volume 1A : 1B
concrete, fiberglass and wood surfaces. Pot Life @ 150ºF (65.5ºC), 50% R.H. 2-4-Seconds
Features Tack-Free Time (150 mils thickness) 10-30 Seconds
• Abrasion and Impact Resistant Recoat Time 0 - 12 hours
• Chemical Resistance Viscosity at 150-160°F (66.5-71°C)
• High Build Side-A 120 ± 20 cps
200 ± 20 cps
Side-B
• Low-Temperature Flexibility
• Quick Drying Density (Side-A & Side-B Combined) 9.12 lbs/gal
• Seamless Specific Gravity (Side-A & Side-B Combined) 1.10
• Tough and Elastomeric Flash Point > 200°F (93.3°C)
Hardness, ASTM D2240 55 ± 5 Shore D
Typical Uses
Tensile Strength, ASTM D412* 2800 ± 200 psi
• Boat Linings 19.31 ± 1.37 MPa
• Cargo Holds Elongation, ASTM D412* 200% ± 20%
• Cargo Liners Tear Strength, ASTM D624* 400 ± 50 pli
• Containment Areas 69.93 ± 8.8 kNm
• Encapsulation of Fiberglass Bodies and Polystyrene Service Temperature Dry -20ºF to 250ºF
Foams - 4.0°C to 93°C
• Horse Trailers Water Vapor Permeability ASTM E96 0.69 Perms
• Industrial Floorings *These physical properties from sample sprayed with Graco Foam Cat 200 @ 2000 psi minimum,
• Truck-Bed Liner with Gusmer GX7-400 mechanical purge gun @ 150-160°F (65°C to 71°C). Different machine and
• Utility Vehicles parameter will change these properties. User should perform their own independent testing as
properties are approximate.
• Walkways
• Waterproof Decking
proportional to surface preparation. Most failures in the
Packaging performance of surface coatings can be attributed to poor
surface preparation. Polyurea coatings rely on the structural
strength of the substrate to which they are applied. All sur-
10-gallon kit 5 gallons (18.9 liters) Side-A and 5 faces must be free of dust, dirt, oil, grease, rust, corrosion
gallons (18.9 liters) Side-B
and other contaminants. When coating substrates previously
used, it is important to consider the possibility of substrate
100-gallon kit 50 gallons (189 liters) Side-A and 50 absorption, which may affect the adhesion of the coating
gallons (189 liters) Side-B system, regardless of the surface preparation. Polycoat
recognizes the potential for unique substrates from one project
to another. The following information is for general reference,
and for project-specific questions, contact Polycoat.
Colors
Clear/Neutral/Tan/Grey/Black. Custom colors are available NEW AND OLD CONCRETE
upon request. Color Packs, when used, must be added to Refer to SSPC-SP13/NACE 6, or ICRI 03732: CSP 3-5. New
Side-B. concrete must be cured for 28 days prior to product applica-
Due to its aromatic composition, Polyeuro MPL 501 will tend to tion. Surface must be clean, dry, sound and offer sufficient
yellow or darken in color and will become flat after exposure to profile for product adhesion. Remove all dust, dirt, oil, form
UV light. Polyeuro MPL 501 may be top-coated within twelve release agents, curing compounds, salts, efflorescence,
hours of application with an aliphatic polyurethane/polyurea/ laitance and other foreign matter by shotblasting and/or
polyaspartic coating for a colorfast finish. suitable chemical means, in accordance with local chemical
regulations. Rinse thoroughly, to achieve a pH between 8.0 and
Coverage 11.0. Allow to dry completely. If old concrete has a surface that
Polyeuro MPL 501 may be applied at any rate to achieve desired has deteriorated to an unacceptably rough surface, Polycoat
thickness. Theoretical coverage for 1 mil (0.254 microns) Products PC-260 or a mixture of Polyprime 21 and sand should
thickness is one gallon per 1600 sqft (3.78 liters per 149 sqm). be used as a repair agent for cracks, spalls, bug holes and
voids.
Estimating Formula: (1600 sqft per gal /Dry Mil Thickness) x
Solids Content = Application Rate per gallon. CONCRETE SURFACE PREPARATION REFERENCE:
Surface Preparation ASTM D4258 - Standard practice for cleaning concrete
In general, coating performance and adhesion are directly ASTM D4259 - Standard practice for abrading concrete

POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363 Section 6.6
info@polycoatusa.com | www.polycoatusa.com