Series 132

ProTuff Mastic

Generic Type

Phenalkamine Epoxy Mastic

Common Usage

Series 132 is a versatile, high-build, surface tolerant epoxy designed for application over tightly adhered light corrosion and marginally prepared or previously coated steel, or as a primer/intermediate coat under weather-able finishes. Series 132 may be applied at low-temperatures, over dew point conditions and on damp surfaces. Suitable for use on structures subjected to corrosive, damp, or immersion environments including coastal and marine structures such as tanks, boat hulls, voids, machinery spaces, bilges, and other wet areas. Good for maintenance and new construction applications.

Special Qualifications

This product is part of a coating system tested in accordance with ISO 12944-6 (2018). Contact your Tnemec representative for coating system test results.

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Volume Solids

81% ± 2.0% (mixed)

Volatile Organic Compounds

Unthinned: 1.30 lbs/gal (156 g/l)
Thinned 5% (No. 4 Thinner): 1.57 lbs/gal (188 g/l)

Theoretical Coverage

1,299 mil sq ft/gal (31.5 m²/L at 25 microns). See APPLICATION for coverage rates.

Number of Components

Two: Part A and Part B


Self-priming, Series 91-H₂O, 94-H₂O, 98-H₂O. Note: Excessive humidity or condensation on the coated surface may cause discoloration or surface haze. If any surface haze or blush occurs, it must be removed with an isopropyl alcohol (IPA) wipe before recoating.


Exterior: Series 66, 115, 138, 690, 975, 1070, 1071, 1072, 1074, 1074U, 1075, 1075U, 1094, 1095, 1096. Refer to COLORS on applicable topcoat data sheets for additional information. Note: The following maximum recoat times apply: Series 66; one (1) day, Series 1070, 1071, 1072; five (5) days, Series 690; seven (7) days, Series 138, 1074, 1074U, 1075 or 1075U; fourteen (14) days, Series 115, 1094, 1095 or 1096; thirty (30) days. If this time limit is exceeded, Series 132 must be uniformly scarified prior to topcoating.

Curing Time

Temperature To Handle/To Recoat Max Recoat Immersion
90°F (32°C) 3 hours 14 days 7 days
75°F (24°C) 4 hours 14 days 7 days
65°F (18°C) 7 hours 14 days 8 days
55°F (11°C) 13 hours 14 days 9 days
45°F (7°C) 20 hours 14 days 13 days
35°F (2°C) 48 hours 14 days 18 days
20°F (-6°C)† 14 days 30 days

† Substrate temperature should not be below 35°F (2°C) during application. However, Series 132 will continue to cure below freezing temperatures. Curing time varies with surface temperature, air movement, humidity and film thickness.

Recommended DFT

4.0 to 18.0 mils (100 to 455 microns) in one coat. Note: Number of coats and thickness requirements will vary with substrate, application method and exposure. Contact your Tnemec representative.


Unthinned: 1.26 lbs/gal solids
Thinned 5% (No. 4 Thinner): 1.61 lbs/gal solids

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