A black bituminous paint especially suitable for the interior coating of drinking water tanks, but may be used on general water tanks and pipework. Recommended where a protective and economical finish is required. Can be applied to most surfaces including iron and steelwork, cement renderings, brick, stone etc.
Characteristics: A heavy-duty, anti-corrosive bituminous solution.
Advantages: Economical. Non-toxic. A waterproof composition which fills minor pits, cracks and other irregularities, forming a smooth coating.
Application: By brush.
Thinning: Use as supplied on non-porous surfaces. On porous, uncoated masonry thin to ease brushing with Crown White Spirit. Avoid over thinning. Stir well before use.
Drying Times: Surface dry: 2 hours. Recoatable: 14 hours. Hard dry several days.
Spreading Capacity: Smooth metal surfaces approximately 10-11 m2/l. Cement rendering, approximately 7-8 m2/l. The spreading capacity will be considerably reduced when applied on rough, porous surfaces.
Equipment Cleaner: Crown White Spirit.
Colour range: Black.
Pack Sizes: 1 litre, 4 litres and 20 litres.
Availability: From Crown Depots in Nairobi, Mombasa and Kisumu and through Crown Stockists.
New Metal and Galvanized Drinking Water Tanks: Prepare surface (refer Data Sheet SP 3). Apply 1 coat Crown Zinc Phosphate Primer. Apply 3 coats Crown Black Bituminous Paint.
General – Purpose use on New Iron and Steelwork: Prepare surface (refer Data Sheet SP 3). Apply 1 coat (appropriate) primer. Apply 2-3 coats Crown Black Bituminous Paint.
New (dry) and unpainted Plaster, Cement rendering, Brick, Stone: Prepare surface (refer Data Sheet SP 1). Apply 3 coats Crown Black Bituminous Paint, thinning the first coat to ease brushing and improve adhesion.
Previously Painted Surfaces: Prepare surface and patch prime bare metal surface with the appropriate Crown primer. Apply 2 coats Crown Black Bituminous Paint.
Coated water tanks should be flushed out with clean water before use.