Page 20 - tmp

CONCRETE SURFACE PREPARATION REFERENCE: NEW AND OLD CAST IRON:
ASTM D4258 - Standard practice for cleaning concrete Blast with a steel grit and degrease before priming. Old cast
ASTM D4259 - Standard practice for abrading concrete iron is difficult to prepare for a satisfactory bond. It can absorb
ASTM D4260 - Standard practice for etching concrete oil and water soluble contaminants that will keep returning
ASTM F1869 - Standard test method for measuring moisture to the surface after the coating system has been applied
vapor emission rate of concrete ICRI 03732 Concrete surface and affect the coating system adhesion. An adhesion test is
preparation recommended prior to starting the project.
WOOD: ALL OTHER SURFACES:
All wood should be clean, dry and free of any knots, splinters, An adhesion test is recommended prior to starting the project.
oil, grease or other contaminants. Splintered or rough areas
should be sanded. Knots should be repaired using Polycoat MIXING ®
Products PC-260 with sand. Upon full cure of the repair agent, Themecoat 750 Flex may not be diluted under any circum-
®
prime the entire surface intended for coating. stances. Thoroughly mix Themecoat 750 Flex Side-B material
with air driven power equipment until a homogeneous mix-
STEEL (ATMOSPHERIC AND IMMERSION EXPOSURE): ture and color is obtained.
Remove all oil, grease, weld spatters and round off any sharp
edges from surface. Minimum surface preparation is Near APPLICATION
White Metal Blast Cleaning per SSPC-SP10/NACE 2. Opti- Both Side-A and Side-B material should be preconditioned at
mum surface profile is 2-3 mils (50-75 microns). Prime and 80-90°F (27-32°C) before application.
shoot Themecoat on to any bare metal the same day as it is Recommended surface temperature must be at least 5°F (3°C)
®
cleaned to minimize any potential flash rusting. above the dew point.
®
ALUMINUM: Themecoat 750 Flex should be applied using a plural compo-
Aluminum should be blasted with aluminum oxide or sand, nent, heated, high pressure 1:1 spray mixing equipment like
and not with steel or metal grit. Excessive blasting may result Graco’s Reactor, Glass Craft or other equivalent machine may
in a warped or deformed surface. After blasting, wash alumi- be used.
num with a commercially available aluminum cleaner. Allow Both Side-A and Side-B materials should be sprayed at a
to dry, then prime. minimum of 2000 psi (14 MPa) and at temperatures above
BRASS AND COPPER: 150°F (66°C). Adequate pressure and temperature should be
Brass and copper should be blasted with sand, and not maintained at all times.
with steel or metal grit. Remove all dust and grease prior to Themecoat 750 Flex should be sprayed in smooth, multidirec-
®
applying primer. tional passes to improve uniform thickness and appearance.
GALVANIZED SURFACES: STORAGE
Clean and degrease any contaminated surfaces before Themecoat 750 Flex has a shelf life of six (6) months from
®
priming. Do not blast galvanized surfaces with an abrasive date of manufacture in original, factory-sealed containers.
grit. An adhesion test is recommended prior to starting the
project. Side-A and Side-B drums are recommended to be stored
above 60°F (15°C).
FIBERGLASS REINFORCED PLASTIC: Avoid freezing temperatures.
The gel coat should be lightly blasted or sanded with 80 grit
sandpaper and cleaned. Store drums on wooden pallets to avoid direct contact with
the ground.
PLASTIC FOAMS:
Enhanced adhesion is obtained when the foam is mechani If stored for a long period of time, rotate Side-A and Side-B
cally abraded. When coating polystyrene, do not use a solvent- drums regularly.
based primer. DO NOT STORE OUTSIDE
TEXTILES, CANVAS, FABRICS: LIMITATIONS
Adhesion to most fabrics, geothermal membranes and tex- Do not open until ready to use.
tiles does not require a primer.
Both Side-A and Side-B containers must be fitted with a
STAINLESS STEEL: desiccant device during use.
Stainless steel may be grit blasted and degreased before WARNING
priming. Some stainless steel alloys are so inert that it is not This product contains Isocyanates and Curative Material.
possible to achieve a satisfactory bond. An adhesion test is
recommended prior to starting the project.

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.
© 2019 Polycoat Products. All rights reserved. Revision 20191024AG.
POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363
info@polycoatusa.com | www.polycoatusa.com