Series 237SC
ChemBloc
Generic Type
Modified Polyamine Epoxy
Common Usage
A multi-purpose resin for fiberglass reinforced mat (65 mils) or mortar/fiberglass reinforced mat (125 mils) secondary containment systems. Protects against chemicals, thermal cycling, impact and abrasion.
View more product detailsProduct Data Sheets
- English_Series_237Sc_Chembloc_pds.pdf
- French_Series_237Sc_Chembloc_pds.pdf
- Spanish_Series_237Sc_Chembloc_pds.pdf
Safety Data Sheets
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Colors
- 00GR Gray
View Available Colors
View available colors in our Color Tool; you can also select and request color swatches.
Topcoats
Series 280, 282, 252SC. Note: A saturant coat of 237SC liquids is required over fiberglass mat prior to application of topcoat.
Curing Time
| Temperature | To Topcoat | Place in Service | Full Cure |
|---|---|---|---|
| 75°F (24°C) | 12 to 72 hours | 24 hours | 5 days |
If more than 72 hours have elapsed between coats, the ChemBloc coated surface must be mechanically abraded before topcoating. Note: A 24-hour cure provides for traffic, secondary containment, and certain mild chemical exposures. Up to five days cure is required for certain severe chemical exposures. Contact your Tnemec representative or Tnemec Technical Services.
Surfacer/Filler/Patcher
Series 215, 218. Note: A repair kit of 201, with Part C fumed silica, is available for small patching/surfacing repairs (reference Technical Bulletin 99-22). For more extensive repairs and additional information, contact your Tnemec representative or Tnemec Technical Services.
Primers
Self-priming or Series 201 (for horizontal and vertical applications) or Series 208, 241 (for horizontal applications only).
Volume Solids
100% (mixed)
Theoretical Coverage
1,604 mil sq ft/gal (39.4 m²/L at 25 microns). See APPLICATION for coverage rates.
Number of Components
Resin Containment Kit (RCK)–Two: Part A (epoxy) and Part B (amine)
Mortar Containment Kit (MCK)–Three: Parts A (epoxy), B (amine) and C (aggregate)
Base Coats
Series 237SC. (For a flexible basecoat option, refer to Series 206SC product data sheet.)
HAPS
Unthinned: 0.0 lbs/gal solids
Thinned 10%: 0.7 lbs/gal solids
Volatile Organic Compounds
Unthinned: 0.25 lbs/gallon (30 grams/litre)
Thinned 10%: 0.89 lbs/gallon (106 grams/litre)
Recommended DFT
Primer: 4.0 to 12.0 mils (100 to 305 microns) per coat
Resinous Basecoat: 6.0 to 12.0 mils (150 to 305 microns)
Mortar/Slurry Basecoat: 60 to 80 mils (1525 to 2030 microns)
Saturant: 16.0 to 24.0 mils (405 to 610 microns)
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Support Documents
Series 237SC Sustainability Information Sheet APP GUIDE_Series 237SC-280 (MCK).pdf