WORK PLANS - Laserfiche WebLink

Home Browse Search

Protective&Marine Coatings ( S PRODUCT DATA SHEET MACROPDXYO 646 SHERWIN FAST CURE EPDXY Revised:January 14,2020 PRODUCT DESCRIPTION MACROPDXY 646 Fast Cure Epoxy is a high solids,high build,fast drying,polyamide epoxy designed to protect steel and concrete in industrial exposures. Ideal for maintenance painting and fabrication shop applications.The high solids content ensures adequate protection of sharp edges,corners,and welds.This product can be applied directly to marginally prepared steel surfaces. INTENDED USES • Recommended for marine applications, refineries,offshore platforms,fabrication shops,chemical plants,tank exteriors, power plants,water treatment plants,and mining and minerals industry • Mill White and Black are acceptable for immersion use for salt water and fresh water, not acceptable for potable water PRODUCT DATA Finish: Semi-Gloss Average Drying Times @ 7.0 mills(175 microns)wet: Colors: Mill White, Black and a wide range 35°F(1.7°C) 77-F(25°C) 100°F(38°C) of colors available through tinting 50%RH 50%RH 50%RH Volume Solids: 72%±2%,mixed, Mill White Touch: 4-5 hours 2 hours 1.5 hours VOC(mixed): Unreduced: <250 g/L;2.08 Ib/gal Handle: 48 hours 8 hours 4.5 hours Reduced 10%:<300 g/L;2.501b/gal Recoat: Mix Ratio: 1:1 by volume minimum: 48 hours 8 hours 4.5 hours maximum: 1 year 1 year 1 year Typical Thickness: Cure to service: Recommended Spreadina Rate per coat: atmospheric: 10 days 7 days 4 days Minimum Maximum immersion: 14 days 7 days 4 days Wet mils (microns) 7.0 (175) 13.5 (338) Average Drying Times as intermediate @ 5.0 mils Dry mils (microns) 5.0- (125) 10.0 (250) (125 microns)wet: —Coverage sq ft/gal (mz/L) 115 (2.9) 230 (5.8) Touch: 3 hours 1 hour 1 hour Theoretical coverage sq ft/gal Handle: 48 hours 4 hours 2 hours (mz/L)@ 1 mil/25 microns dit 1152 (28'2) Recoat: `May be applied at 3.0-10.0 mils(75-250 microns)dft as an minimum: 16 hours 4 hours 2 hours intermediate in a multicoat system. maximum: 1 year 1 year 1 year NOTE: Brush or roll application may require multiple coats to achieve maximum film thickness and uniformity of appearance. If maximum recoat time is exceeded,abrade surface before recoating. Drying time is temperature,humidity,and film thickness dependent. Shelf Life: 36 months,unopened Paint temperature must be 40°F(4.5°C)minimum. Store indoors at 40'F(4.5°C)to 1107(43°C). Pot Life: 10 hours 4 hours 2 hours Flash Point: 91'F(33°C),TCC, mixed Sweat-in-time: 30 minutes 30 minutes 15 minutes Reducer/Clean Up:Reducer#1¢or Reducer#58 (California)Reducer#1 1 or Oxsol 100 Weight: 12.9 ± 0.2 Ib/gal ; 1.55 Kg/L, mixed, may vary by color SURFACE PREPARATION Surface must be clean, dry, and in sound condition. Remove all oil, dust,grease,dirt, loose rust, and other foreign material to ensure adequate adhesion. Minimum recommended surface preparation: Iron&Steel: Atmospheric: SSPC-SP2/3/IS08501-1:2007 St 2 or SSPC-SP WJ-3/NACE WJ-3L Immersion:SSPC-SP10/NACE 2/IS08501-1:2007 Sa 2.5, 2-3 mil (50-75 micron) profile or SSPC-SP WJ-2/NACE WJ-2L Aluminum&Galvanizing: SSPC-SP1. If surface has not be weathered for more than 6 months, follow SSPC-SP1 then SSPC-SP16. For fire proofing projects,consult a Sherwin-Williams representative for surface preparation requirements. Concrete& Masonry: Atmospheric: SSPC-SP13/NACE 6, or ICRI No. 310.2R CSP 1-3 Immersion:SSPC-SP13/NAGE 6-4.3.1 Ret:1101-1 www.sherwin-williams.com/protective Page 1 of 2