Series 1501

Endura-Heat Primer

Generic Type

Silicone Alkyd

Common Usage

A heat-resistant, corrosion-inhibitive, silicone alkyd primer that protects steel in service environments up to 600°F (315°C). Fast, ambient cure allows topcoats to be quickly applied so equipment and structures can be painted and returned to service. Hot application option up to 400°F (204°C).

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Theoretical Coverage

818 mil sq ft/gal (76 m²/L at 25 microns). See APPLICATION for coverage rates. †

Curing Time

Temperature To Touch To Handle To Topcoat To Place in Service
75°F (24°C) 2 hours 3 to 4 hours 1 hour 12 hours

Curing time varies with surface temperature, air movement, humidity and film thickness.

Volatile Organic Compounds

TBAC Exempt:
Unthinned: 2.99 lbs/gallon (358 grams/litre)
Thinned 10% (No. 80 Thinner): 3.37 lbs/gallon (404 grams/litre)
Thinned 10% (No. 81 Thinner): 3.42 lbs/gallon (409 grams/litre)
Thinned 10% (No. 82 Thinner): 3.49 lbs/gallon (419 grams/litre)
Thinned 20% (No. 83 Thinner): 4.09 lbs/gallon (490 grams/litre)
Note: This product is not compliant in air districts that do not allow TBAC exemption.

Number of Components




Recommended DFT

2.0 to 3.0 mils (50 to 75 microns). Note: Application of coating below minimum or above maximum recommended dry film thicknesses may adversely affect coating performance.




Series 1552

Volume Solids


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