Product Data Sheet - AcryShield® A501
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1. PRODUCT NAME
ACRYSHIELD® A501
Elastomeric Roof Coating
2. MANUFACTURER
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NATIONAL COATINGS CORPORATION
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1201 Calle Suerte Camarillo, CA 93012 |
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| Phone: | 800-423-9557 |
| FAX: | 800-294-3866 |
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www.nationalcoatings.com
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3. PRODUCT DESCRIPTION
AcryShield® A501 is an acrylic elastomeric base coating for Sprayed Polyurethane Foam (SPF) Roofing Systems. A501 has optimum adhesion to SPF.
| BENEFITS: | APPROVALS: |
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UL 790 Class A Rating  ICC-ES ESR-2140 
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4. TECHNICAL DATA
See table below.
5. INSTALLATION
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May be applied by spray, brush, or roller.
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All surfaces must be clean, dry, and free of dirt, grease, oil, or other contaminants that would interfere with proper adhesion.
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Apply at temperatures above 50°F.
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Apply only when weather conditions will permit drying before rain, dew or freezing temperatures.
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Cool temperatures and high humidity retard cure.
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Do not install as top coating in mildew-prone environments.
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For application details see specific Guide Specifications.
6. STORAGE
Store materials between 40ºF and 100ºF to prevent damage to products. Do not store at high temperatures or direct sunlight. Protect all materials from freezing during transit, handling, storage, and installation. Minimum one year shelf life if stored at 40°F-90°F.
7. AVAILABILITY AND COST
AcryShield A501 may be purchased directly from National Coatings Corporation. For information call 800-423-9557.
8. WARRANTY
Various warranties are available for specific AcryShield SPF Roofing Systems and AcryPly® Roofing Systems installed by approved applicators.
9. MAINTENANCE
Periodic maintenance of AcryShield SPF Roofing Systems and AcryPly Roofing Systems ensures extended performance and reduces life cycle costs.
10. TECHNICAL SERVICES
Additional information, product brochures, and guide specifications are available. Roof energy evaluations, life cycle cost analyses, and other roof management services are also available from a National Coatings Technical Consultant.
11. FILING SERVICES
Additional product information is available from National Coatings Corporation.
ACRYSHIELD® A501 |
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ASTM D6083 Technical Data
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Property
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Requirement
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Result
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| Initial Tensile Strength (psi) | 200 Minimum | 290 |
| Initial Elongation (%) | 100 Minimum | 160 |
| Wet Adhesion (pli)* | 2 Minimum | 3.5 |
| 1000-hr Accelerated Weathering | No Cracking or Checking | No Cracking or Checking |
| Elongation After Accelerated Weathering (%) | 100 Minimum | 150 |
| Low Temperature Flexibility After Accelerated Weathering | Pass ½” Mandrel @ -15°F |
Pass |
| Volume Solids (%) | >50 | 54 ± 2 |
| Weight Solids (%) | > 60 | 68 ± 2 |
| Viscosity (KU) | 85-141 | 110 ± 10 |
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* Measured Over Sprayed Polyurethane Foam |
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AcryShield A501 is for industrial/commercial applications only. These suggestions and data are based on information we believe to be reliable. They are offered in good faith, but without guarantee, as conditions and methods of use are beyond our control.