Series 132

ProTuff Mastic

Generic Type

Phenalkamine Epoxy Mastic

Common Usage

Series 132 is versatile, high-build, surface tolerant epoxy mastic 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.

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Volatile Organic Compounds

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

Number of Components

Two: Part A and Part B

Theoretical Coverage

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

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.



Curing Time

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


Exterior: Series 72, 73, 138, 180, 1028, 1029, 1074, 1074U, 1075, 1075U, 1094, 1095, 1096. Refer to COLORS on applicable topcoat data sheets for additional information. Note: The following maximum recoat time applies when using Series 72, 73, 138, 180, 1028, 1029, 1074, 1074U, 1075, 1075U, 1094, 1095 or 1096: fourteen (14) days. If this time limit is exceeded, Series 132 must be uniformly scarified prior to topcoating.

Volume Solids

81% ± 2.0% (mixed)


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

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