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Macropoxy 646
Fast-Cure Epoxy | Sherwin-Williams
Macropoxy 646
Product Description:
MACROPOXY 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 ship 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.
Features:
- Low VOC
- Low odor
- Outstanding application properties
- Meets Class A requirements for Slip Coefficient, 0.36 @ 6 mils / 150 microns dft (Mill White only)
- Chemical resistant
- Abrasion Resistant
PRODUCT CHARACTERISTICS:
Finish: Semi-Gloss
Color: Mill White, Black and a wide range of colors available through tinting
Volume Solids: 72% ± 2%, mixed, Mill White
VOC (EPA Method #24):
Unreduced: <250g/L; 2.08 lb/gal
Reduced 10%: <300 g/L; 2.50 lb/gal, mixed
Mix Ratio: 1:1 by volume
Recommended Spreading Rate per coat:
| Minimum | Maximum | |
| Wet mils (microns) | 7.0 (175) | 13.5 (338) |
| Dry mils (microns) | 5.0* (125) | 10.0 (250) |
| ~Coverage sq ft/gal (sq m/L) | 115 (2.9) | 230 (5.8) |
| Theoretical coverage sq ft/gal (sq m/L) @ 1 mil / 25 microns dft | 1152 (28.2) | |
Application:
Airless Spray
| Pump | 30:1 minimum |
| Pressure | 2800 - 3000 psi |
| Hose | 1/4" ID |
| Tip | .017" - .023" |
| Filter | 60 mesh |
| Reduction | As needed up to 10% by volume |
Contact an Expert
Custom Equipment
Recommended Products
For spraying Macropoxy 646
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