Series 237SC


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.

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  • 00GR Gray

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Base Coats

Series 237SC. (For a flexible basecoat option, refer to Series 206SC product data sheet.)

Volume Solids

100% (mixed)


Self-priming or Series 201 (for horizontal and vertical applications) or Series 208, 241 (for horizontal applications only).

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)


Series 280, 282, 252SC. Note: A saturant coat of 237SC liquids is required over fiberglass mat prior to application of topcoat.


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.

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.


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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How to Purchase

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