Corothane I GalvaPac
1k Zinc Primer | Sherwin-Williams

Corothane I GalvaPac 1k Zinc Primer
Product Description:
Corothane I GalvaPac 1k Zinc Primer is a moisture curing urethane zinc-rich primer. Designed for low-temperature application to steel surfaces.
Features:
- Low temperature application - down to 20°F (-7°C)
- NSF approved to Standard 61 for potable water
- Abrasion and chemical resistant
- Easy to apply and recoat
- Usable for immersion service with recommended topcoated
- Resistant to mudcracking
- Meets Class B requirements for Slip Coeffi cient and Creep Re- sistance, .54
- Enhanced coating strength and edge protection with micaceous iron oxide addition
PRODUCT CHARACTERISTICS:
Finish: Flat
Color: Gray and Red
Volume Solids: 67% ± 2%
Weight Solids: 91.7% ± 2%
VOC (calculated):
<300 g/L ; 2.5 lb/gal (unreduced)
<340 g/L ; 2.8 lb/gal (reduced 10%)
Zinc Content in Dry Film: 85% by weight
Recommended Spreading Rate per coat:
Standard | AWWA | |||
Minimum | Maximum | Minimum | Maximum | |
Wet mils (microns) | 4.5 (112) | 6.8 (170) | 3.0 (75) | 6.0 (150) |
Dry mils (microns) | 3.0 (75) | 4.0 (100) | 2.0 (50) | 4.0* (100*) |
~Coverage sq ft/gal (sq m/L) | 268 (6.5) | 358 (8.8) | 268 (6.5) | 536 (13.1) |
Theoretical coverage sq ft/gal (sq m/L) @ 1 mil/25 micron dft | 1072 (26.2) |
NOTE: Brush or roll application may require multiple coats to achieve maximum fi lm thickness and uniformity of appearance. *See Recommended Systems on reverse side
Recommended Uses:
- Immersion Service - potable water: Meets NSF Standard 61for use in potable water storage.
- 250,000 gallon untopcoated
- 20,000 gallon minimum topcoated
- Meets requirements of SSPC Paint Spec No. 40, Type I and Type II, for zinc rich moisture cure urethane primer
- Meets requirements of SSPC Paint 20, Level 1
- As a primer in a urethane coating system for bridges, tanks, chemical, and marine structures
- Ideal for priming water assisted abrasive blasted surfaces where fl ash rusting or blooming limits the use of conventional zinc rich coatings
- Acceptable for use with cathodic protection with select topcoats
- Conforms to AWWA D102 Inside Coating System #3 (ICS-3), Inside Coating System #5 (ICS-5), Inside Coating System #6 (ICS-6), Outside Coating System #2 (OCS-2), Outside Coating System #3 (OCS-3), Outside Coating System #4 (OCS-4), and Outside Coating System #6 (OCS-6)
- A component of INFINITANK
*Note: For complete product information, please refer to sherwin-williams.com.
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