Sherwin-Williams Protective & Marine Coatings Epoxy Macropoxy® 646-PW


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Macropoxy® 646 PW EPOXY is a high solids, high build, fast drying, polyamide epoxy classified by UL to ANSI/NSF 61 as a tank lining for potable water storage tanks. The high solids content ensures adequate protection of sharp edges, corners, and welds. RECOMMENDED USAGE As an interior tank lining for potable water storage tanks of 1,500 gallon minimum tank size. Conforms to AWWA D102-03 ICS #1, #2, and #5, and OCS #5*** Suitable for use with cathodic protection systems Meets or exceeds the performance requirements of SSPC Paint Spec 22 ***Refer to respective systems Potable Water Tank Restrictions Water Contact Temp: 23°C Standard Cure; Tanks >=1,500 gal: 2 cts Forced Cure; Tanks >= 100 gal: 2 cts Forced Cure, Pipe>=15"; 2 cts Forced Cure; Maximum DFT: 6 mils/ct, 2 cts
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Technical Specifications

  Sherwin-Williams Protective & Marine Coatings
Product Category Industrial Coatings
Product Number Macropoxy® 646-PW
Product Name Epoxy
Substrate Concrete; Steel; Other; Iron
Thickness 0.0070 to 0.0135 inch (0.1778 to 0.3429 mm)
Industry Food / Beverage; Marine; OEM / Industrial
Operating Temperature 40 to 110 F (4 to 43 C)
Type Coating
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