Series 1556


Generic Type

Modified Silicone Copolymer

Common Usage

A modified silicone copolymer topcoat formulated for color stability and substrate protection in elevated temperatures up to 1000°F (538°C). Outperforms conventional high-temperature topcoats with exceptional color stability, resistance to thermal cycling, and cure requirements. An excellent choice for topcoating high-temperature coating systems in refineries, power plants, petrochemical facilities, and treatment plants. Requires heat cure prior to placing in service.

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Recommended DFT

2.0 to 3.0 mils (50 to 75 microns).

Theoretical Coverage

722 mil sq ft/gal (67.1 m²/L at 25 microns.) See APPLICATION for coverage rates.

Curing Time

Temperature To Touch To Handle To Recoat To Place in Service
75°F (24°C) 15 minutes 1 to 2 hours 1 to 2 hours 24 hours

Important: Allow Series 1556 to ambient cure for 24 hours prior to heat cure. Reference the heat cure table below. Curing time varies with surface temperature, air movement, humidity and film thickness.

Volume Solids

45% ± 2%


Series 1505

Volatile Organic Compounds

TBAC Exempt:
Unthinned: 3.49 lbs/gallon (419 grams/litre)
Thinned 10% (No. 80 Thinner): 3.81 lbs/gallon (457 grams/litre)
Thinned 10% (No. 81 Thinner): 3.86 lbs/gallon (462 grams/litre)
Thinned 10% (No. 82 Thinner): 3.93 lbs/gallon (471 grams/litre)
Thinned 40% (No. 83 Thinner): 5.15 lbs/gallon (617 grams/litre)
Note: This product is not compliant in air districts that do not allow TBAC exemption.

Number of Components




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