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full cure of the repair agent, prime the entire surface intended result in a warped or deformed surface. After blasting, wash
for coating. aluminum with a commercially available aluminum cleaner.
Allow to dry, then prime. Contact Polycoat Products for
CONCRETE SURFACE PREPARATION REFERENCE recommended primer.
ASTM D4258 - Standard practice for cleaning concrete
ASTM D4259 - Standard practice for abrading concrete NEW AND OLD CAST IRON
ASTM D4260 - Standard practice for etching concrete Blast with a steel grit and degrease before priming. Old cast
ASTM F1869 - Standard test method for measuring moisture vapor iron is difficult to prepare for a satisfactory bond. It can absorb
emission rate of concrete oil and water soluble contaminants that will keep returning
ICRI 03732 - Concrete surface preparation to the surface after the coating system has been applied
WOOD and affect the coating system adhesion. An adhesion test is
All wood should be clean, dry and free of any knots, splinters, recommended prior to starting the project.
oil, grease or other contaminants. Splintered or rough areas
should be sanded. Knots should be repaired using Polycoat ALL OTHER SURFACES
An adhesion test is recommended prior to starting the project.
Products PC-260 with sand. Upon full cure of the repair agent,
prime the entire surface intended for coating. Mixing
Polyeuro 8245 may NOT be diluted under any circumstances.
®
STEEL (ATMOSPHERIC AND IMMERSION EXPOSURE) Thoroughly mix Polyeuro 8245 Side-B with air driven power
®
Remove all oil, grease, weld spatters and round off any sharp equipment until a homogeneous mixture and color is achieved.
edges from surface. Minimum surface preparation is Near
White Metal Blast Cleaning per SSPC-SP10/NACE 2. Optimum Application
surface profile is 2-3 mils (50-76 microns). Prime and shoot Both Side-A and Side-B materials should be preconditioned to
Polyeuro onto any bare metal the same day as it is cleaned 90-100°F (32-37°C) before application. Recommended surface
®
to minimize any potential flash rusting. temperature must be at least 5°F (3°C) above the dew point.
Polyeuro 8245 should be applied using a plural component,
®
GALVANIZED SURFACES heated, high pressure 1:1 spray mixing equipment like Graco’s
Clean and degrease any contaminated surfaces before Reactor, Glass Craft or other equivalent machine may be used.
priming. Do not blast galvanized surfaces with an abrasive
grit. An adhesion test is recommended prior to starting the Both Side-A and Side-B materials should be sprayed at a
project. minimum of 2000 psi and at temperatures above 150°F (66°C).
Adequate pressure and temperature should be maintained
FIBERGLASS REINFORCED PLASTIC at all times. Polyeuro 8245 should be sprayed in smooth,
®
The gel coat should be lightly blasted or sanded with 80 grit multidirectional passes to improve uniform thickness and
sandpaper and cleaned. appearance.
PLASTIC FOAMS Storage
Enhanced adhesion is obtained when the foam is mechanically Polyeuro 8245 has a shelf life of one (1) year from date of
®
abraded. When coating polystyrene, do not use a solvent- manufacture in original, factory-sealed containers when stored
based primer. indoors at a temperature between 60-95°F (15-35°C).
TEXTILES, CANVAS, FABRICS Side-A and Side-B drums are recommended to be stored
Adhesion to most fabrics, geothermal membranes and textiles above 60°F (15°C). Avoid freezing temperatures.
does not require a primer.
Store drums on wooden pallets to avoid direct contact with
STAINLESS STEEL the ground. If stored for a long period of time, rotate Side-A
Stainless steel may be grit blasted and degreased before and Side-B drums regularly.
priming. Contact Polycoat Products for recommended primer. Limitations
Some stainless steel alloys are so inert that it is not possible to Do not open until ready to use. Both Side-A and Side-B
achieve a satisfactory bond. An adhesion test is recommended containers must be fitted with a desiccant device during use.
prior to starting the project.
WARNING
ALUMINUM This product contains isocyanates and curative material.
Aluminum should be blasted with aluminum oxide or sand,
and not with steel or metal grit. Excessive blasting may

Limited Warranty: Please read all information in the General Guidelines, Technical Data Sheets, Guide Specifications and Safety Data Sheets (SDS) before applying material. These products are for professional use only
and preferably applied by professionals who have prior experience with the Polycoat Products materials or have undergone training in application of Polycoat Products materials. Published technical data and instructions are
subject to change without notice. Contact your local Polycoat Products representative or visit our website for current technical data, instructions, and project specific recommendations.
Polycoat Products warrants its products to be free of manufacturing defects and that they will meet Polycoat Products’ current published physical properties. Seller’s and manufacturer’s sole responsibility shall be to
replace that portion of the product which proves to be defective. There are no other warranties by Polycoat Products of any nature whatsoever expressed or implied, including any warranty of merchantability or fitness for
a particular purpose in connection with this product. Polycoat Products shall not be liable for damages of any sort, including remote or consequential damages resulting from any claimed breach of any warranty whether
expressed or implied. Polycoat Products shall not be responsible for use of this product in a manner to infringe on any patent held by others. In addition, no warranty or guarantee is being issued with respect to appearance,
color, fading, chalking, staining, shrinkage, peeling, normal wear and tear or improper application by the applicator. Damage caused by abuse, neglect and lack of proper maintenance, acts of nature and/or physical movement
of the substrate or structural defects are also excluded from the limited warranty. Polycoat Products reserves the right to conduct performance tests on any material claimed to be defective prior to any repairs by owner,
general contractor, or applicator.
Disclaimer: All guidelines, recommendations, statements, and technical data contained herein are based on information and tests we believe to be reliable and correct, but accuracy and completeness of said tests are not
guaranteed and are not to be construed as a warranty, either expressed or implied. It is the user’s responsibility to satisfy himself, by his own information and test, to determine suitability of the product for his own intended use,
application and job situation and user assumes all risk and liability resulting from his use of the product. We do not suggest or guarantee that any hazard listed herein are the only ones which may exist. Neither seller nor manufacturer
shall be liable to the buyer or any third person for any injury, loss or damage directly or indirectly resulting from use of, or inability to use, the product. Recommendations or statements, whether in writing or oral, other than those
contained herein shall not be binding upon the manufacturer, unless in writing and signed by a corporate officer of the manufacturer. Technical and application information is provided for the purpose of establishing a general profile
of the material and proper application procedures. Test performance results were obtained in a controlled environment and Polycoat Products makes no claim that these tests or any other tests accurately represent all environments.
Polycoat Products is not responsible for typographical errors. © 2023 Polycoat Products. All rights reserved. Revision 20230807.JC

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