Page 68 - Polycoat 10.2 Technical Data Sheet Polycaulk 82

contaminants. When coating substrates previously used, it is applying primer.
important to consider the possibility of substrate absorption, GALVANIZED SURFACES
which may affect the adhesion of the coating system, Clean and degrease any contaminated surfaces before
regardless of the surface preparation. Polycoat recognizes priming. Do not blast galvanized surfaces with an abrasive
the potential for unique substrates from one project to another. grit. An adhesion test is recommended prior to starting the
The following information is for general reference, and for project.
project-specific questions, contact Polycoat. FIBERGLASS REINFORCED PLASTIC
NEW AND OLD CONCRETE The gel coat should be lightly blasted or sanded with 80 grit
Refer to SSPC-SP13/NACE 6, or ICRI 03732: CSP 3-5. New sandpaper and cleaned.
concrete must be cured for 28 days prior to product application. PLASTIC FOAMS
Surface must be clean, dry, sound and offer sufficient profile Enhanced adhesion is obtained when the foam is mechanically
for product adhesion. Remove all dust, dirt, oil, form release abraded. When coating polystyrene, do not use a solvent-
agents, curing compounds, salts, efflorescence, laitance and based primer.
other foreign matter by shotblasting and/or suitable chemical TEXTILES, CANVAS, FABRICS
means, in accordance with local chemical regulations. Rinse Adhesion to most fabrics, geothermal membranes and textiles
thoroughly, to achieve a pH between 8.0 and 11.0. Allow to dry does not require a primer.
completely. If old concrete has a surface that has deteriorated STAINLESS STEEL
to an unacceptably rough surface, Polycoat Products PC-260 Stainless steel may be grit blasted and degreased before
or a mixture of Polyprime 21 and sand should be used as a priming. Some stainless steel alloys are so inert that it is not
repair agent for cracks, spalls, bug holes and voids. Upon full possible to achieve a satisfactory bond. An adhesion test is
cure of the repair agent, prime the entire surface intended recommended prior to starting the project.
for coating. NEW AND OLD CAST IRON
CONCRETE SURFACE PREPARATION REFERENCE Blast with a steel grit and degrease before priming. Old cast
ASTM D4258 - Standard practice for cleaning concrete iron is difficult to prepare for a satisfactory bond. It can absorb
ASTM D4259 - Standard practice for abrading concrete oil and water soluble contaminants that will keep returning
ASTM D4260 - Standard practice for etching concrete to the surface after the coating system has been applied
ASTM F1869 - Standard test method for measuring moisture vapor and affect the coating system adhesion. An adhesion test is
emission rate of concrete recommended prior to starting the project.
ICRI 03732 - Concrete surface preparation. ALL OTHER SURFACES
WOOD An adhesion test is recommended prior to starting the project.
All wood should be clean, dry and free of any knots, splinters,
oil, grease or other contaminants. Splintered or rough areas Mixing
should be sanded. Knots should be repaired using Polycoat Polyeuro 5502-18PW may not be diluted under any
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Products PC-260 with sand. Upon full cure of the repair agent, circumstances. Thoroughly mix Polyeuro 5502-18PW Side-B
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prime the entire surface intended for coating. with air driven power equipment until a homogeneous mixture
STEEL (ATMOSPHERIC AND IMMERSION EXPOSURE) and color is obtained.
Remove all oil, grease, weld spatters and round off any sharp Application
edges from surface. Minimum surface preparation is Near Both Side-A and Side-B materials should be preconditioned to
White Metal Blast Cleaning per SSPC-SP10/NACE 2. Optimum 75-80°F (24-27°C) before application. Recommended surface
surface profile is 3-4 mils. Prime and shoot Polyeuro 5502- temperature must be at least 5°F (3°C) above the dew point.
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18PW on to any bare metal the same day as it is cleaned to
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minimize any potential flash rusting. Polyeuro 5502-18PW should be applied using a plural
ALUMINUM component, heated, high pressure 1:1 spray mixing equipment
Aluminum should be blasted with aluminum oxide or sand, like Graco’s Reactor, Glass Craft or other equivalent machine
and not with steel or metal grit. Excessive blasting may may be used. Both Side-A and Side-B materials should be
result in a warped or deformed surface. After blasting, wash sprayed at a minimum of 2000 psi and at temperatures above
aluminum with a commercially available aluminum cleaner. 150°F (66°C). Adequate pressure and temperature should be
Allow to dry, then prime. maintained at all times.
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BRASS AND COPPER Polyeuro 5502-PW should be sprayed in smooth,
Brass and copper should be blasted with sand, and not multidirectional passes to improve uniform thickness and
with steel or metal grit. Remove all dust and grease prior to appearance.
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. © 2020 Polycoat Products. All rights reserved. Revision 20201125.AG

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