The topcoat of the SK-PUR system based on a lightfast aliphatic polyisocyanate: the enamel is tinted to the RAL catalogue, gives a semi-gloss coating of at least class IV per GOST 9.032 and is resistant to UV radiation. It is applied over polyurethane or epoxy primers — SK-PUR or SK-TSINK + SK-PUR — producing systems of categories C3–C5 and C5-M with a service life of 20 years. The enamel is included in the OVP register of PJSC Transneft and recommended by PJSC NK Rosneft; RVS 10,000 tanks and oil pumping stations (NPS) have been painted with it.
| Manufacturer | Snezhinskie Kraski — OOO “ZLKS”, Yekaterinburg |
|---|---|
| Type | polyurethane enamels |
| Base | two-component polyurethane; hardener — lightfast aliphatic polyisocyanate |
| Colour | to the RAL catalogue; semi-gloss coating |
| Application method | airless spray (nozzle 0.28–0.43 mm, 16–40 MPa); air spray (nozzle 1.7–3.0 mm, 0.25–0.4 MPa); roller; brush; solvent “SK-PUR” up to 5 % / 15 % / 10 % |
| Application temperature | from −10 to +40 °C; relative humidity max. 80 %; surface 3 °C above the dew point |
| Drying | pot life at least 2 h; dust-free max. 1.5 h, tack-free max. 4 h at 20 °C; next coat after drying to degree 3; maximum interval up to 6 months; full cure 7 days (3 days with hot drying) |
| Compatible materials | topcoat over polyurethane or epoxy primers: SK-PUR primer; SK-TSINK + SK-PUR primer |
| Shelf life | 24 months from the date of manufacture; storage from −40 to +40 °C in the manufacturer’s sealed containers |
| Standards | TU 2312-013-51472338-2014; STO-01393674-007-2022; OTT-25.220.01-KTN-097-16 |
Data from the manufacturer’s technical data sheet. The coating system, number of coats and quantity are selected for your project on request.
Epoxy primer-enamel with micaceous iron oxide for tanks, bridges and equipment, works as a stand-alone, intermediate or primer coat.
Gloss or semi-gloss alkyd-urethane RAL enamel for rolling stock; in a system with the 011M primer it lasts 8 years.
Two-component polyurethane primer for metal, concrete and reinforced concrete, permitted for containers with bulk food products.
Polyurethane zinc-rich primer for bridges, tanks and marine structures, at least 80 % zinc in the coating, applied from −15 °C.
Matt acrylic primer-enamel for steel structures and bridges, applied from −25 °C for local repairs, coating service life 10 years.
Polyurethane primer-enamel for steel structures and equipment; a single coat lasts at least 15 years in UKhL1 and KhL1 climates.
