Series 239SC

ChemBloc

Generic Type

Modified Novolac Polyamine Epoxy

Common Usage

A highly chemical resistant, multi-purpose resin for fiberglass reinforced mat (65 mils) or mortar/fiberglass reinforced mat (125 mils) secondary containment systems. Protects against harsh chemicals, thermal cycling, impact and abrasion.

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Colors

  • 00GR Gray

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HAPS

Unthinned: 0.0 lbs/gal solids
Thinned 10%: 0.7 lbs/gal solids

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)

Volume Solids

100% (mixed)

Primers

Self-priming, 201, 208, 241

Topcoats

Series 120-5001, 280, 282, 252SC. Note: A saturant coat of 239SC liquids is required over fiberglass mat prior to application of topcoat.

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.

Volatile Organic Compounds

Unthinned: 0.13 lbs/gallon (16 grams/litre)
Thinned 10%: 0.78 lbs/gallon (93 grams/litre)

Recommended DFT

Primer: 4.0 to 12.0 (100-305 microns) per coat.
Resinous Basecoat: 6.0 to 12.0 mils (150-305 microns).
Mortar/Slurry Basecoat: 60 to 80 mils.
Saturant: 8.0 to 12.0 mils (200-305 microns).

Curing Time

Temperature To Topcoat Place in Service Full Cure
75°F (24°C) 8 to 24 hours 24 hours 5 days

If more than 24 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.

Theoretical Coverage

1,604 mil sq ft/gal (39.4 m²/L at 25 microns). See APPLICATION for coverage rates.

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