Series 66HS

Hi-Build Epoxoline

Generic Type

Polyamide Epoxy

Common Usage

A high-solids, low VOC, pure polyamide epoxy that offers exceptional protection to a variety of substrates in atmospheric and immersion environments. Applied as a primer, intermediate, or topcoat, this versatile coating also accepts a wide-range of finish coats, allowing for a coating system tailored to specific exposure conditions.

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Surfacer/Filler/Patcher

215, 217, 218

Finish

Satin

Volume Solids

78% ± 2.0% (mixed) †

Topcoats

46H-413, 27WB, 30, 66HS, 72, 73, 104, 113, 114, 115, 141, 161HS, 262, 265, 290, 291, 740, 750, 1026, 1028, 1029, 1070, 1070V, 1071, 1071V, 1072, 1072V, 1074, 1074U, 1075, 1075U, 1080, 1081, 1095. Refer to COLORS on applicable topcoat data sheets for additional information. Note: When topcoating Series 66HS, the following maximum recoat times apply: with 262 or 265, 7 days; with 740 or 750, 21 days; with 1095, 30 days; with itself, 46H-413, 27WB, 104, 113, 114, 141, 161HS, 290, 291, 1028, 1029, 1070, 1070V, 1071, 1071V, 1072, 1072V, 1080 or 1081, 60 days; with 72, 73, 1074, 1074U, 1075 or 1075U, 90 days. Scarify the Series 66HS surface before topcoating if maximum recoat time has elapsed.

Number of Components

Two: Part A (epoxy) and Part B (polyamide)

HAPS

Unthinned: 1.17 lbs/gal solids
Thinned 10% (No. 4 Thinner): 1.88 lbs/gal solids
Thinned 20% (No. 4 Thinner): 2.60 lbs/gal solids

Theoretical Coverage

1,249 mil sq ft/gal (30.7 m²/L at 25 microns). See APPLICATION for coverage rates. †

Curing Time

Temperature To Touch To Handle To Recoat Immersion
95°F (35°C) 1 hour 3 hours 6-7 hours 7 days
75°F (24°C) 2 hours 8 hours 12-16 hours 7 days
55°F (13°C) 4 hours 22-24 hours 30-34 hours 12-14 days

Curing time varies with surface temperature, air movement, humidity and film thickness. Note: For faster curing and low temperature applications, add No. 44-705 Epoxy Accelerator, see separate product data sheet for cure information.
Ventilation: When used as a tank lining or in enclosed areas, provide adequate ventilation during application and cure.

Recommended DFT

2.0 to 10.0 mils (50 to 254 microns) per coat.
Note: Number of coats and thickness requirements will vary with substrate, application method and exposure. Contact your Tnemec representative.

Volatile Organic Compounds

Unthinned: 1.54 lbs/gallon (184 grams/litre)
Thinned 10% (No. 4 Thinner): 2.02 lbs/gallon (243 grams/litre)
Thinned 20% (No. 4 Thinner): 2.43 lbs/gallon (292 grams/litre)

Primers

Steel: Self-priming or Series 1, 20HS, FC20HS, 27, 27WB, 90-97, 90-98, 90E-92, 90G-1K97, 91-H_2_O, 94-H_2_O, 394, V530, 161HS
Concrete: Self-priming, 20HS, FC20HS, 161HS
CMU: Self-priming, 130, 1254

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