Series 37H
Chem-Prime H.S.
Generic Type
Phenolic Alkyd
Common Usage
Lead- and chromate-free, fast-drying, corrosion-resistant primer that accepts a variety of high-performance topcoats. Ideally suited for steel fabricators, OEM’s and field applications where "dry-fall" characteristics are desired. Note: Not recommended for immersion.
View more product detailsProduct Data Sheets
- English_Series_37H_Chem_Prime_Hs_pds.pdf
- French_Series_37H_Chem_Prime_Hs_pds.pdf
- Spanish_Series_37H_Chem_Prime_Hs_pds.pdf
Safety Data Sheets
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Colors
- 37H-078 Gray
- 37H-077 Red
View Available Colors
View available colors in our Color Tool; you can also select and request color swatches.
Theoretical Coverage
930 mil sq ft/gal (22.8 m²/L at 25 microns). See APPLICATION for coverage rates. †
Number of Components
One
Volatile Organic Compounds
Unthinned: 2.91 lbs/gallon (348 grams/litre)
Thinned 4%: 3.07 lbs/gallon (368 grams/litre)
Thinned 9%: 3.27 lbs/gallon (391 grams/litre) †
Volume Solids
58.0 ± 2.0% †
Recommended DFT
2.0 to 3.5 mils (50 to 90 microns) per coat.
Topcoats
Series 2H, 2HS, 6, 27, 30, 66, L69, L69F, N69, N69F, V69, V69F, 73, 82HS, 113, 114, 161, 175, 180, 181, 1028, 1029, 1074, 1074U, 1075, 1075U. Allow Series 37H to cure for three days before topcoating with 1028 or 1029.
Note: Some systems are not recommended for frequently sweating or continually wet conditions. Reference the applicable topcoat data sheet for additional information. Also, an additional coat of 37H is suggested before applying Series 6, 180, 181, 1028 or 1029. Contact Tnemec Technical Services for details.
HAPS
Unthinned: 1.37 lbs/gal solids
Thinned 4%: 1.89 lbs/gal solids
Thinned 9%: 2.51 lbs/gal solids
Curing Time
Temperature: 75°F (24°C)
To Handle: 2 hours
To Recoat With Series:
| 2H, 2HS, 82HS, 180, 181 || 27•, 66•, 161• ||1028, 1029||30|| L69, L69F, N69, N69F, V69, V69F, 73, 113, 114, 175, 1074, 1074U, 1075, 1075U|
| 16 hours || 48 hours || 3 days ||7 days|| 30 days |
---Curing time varies with surface temperature, air movement, humidity and film thickness.
•Note: Allow 37H to cure 14 days if 27, 66 or 161 is to be used as an intermediate coat and topcoated with 73, 175, 1074, 1074U, 1075 or 1075U. Then allow 27, 66 or 161 to cure an additional 24 hours before topcoating.
Water Tank Exteriors: Five days or more curing required before filling.
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