SK-TSINK — moisture-curing zinc-rich primer for all-season application
Polyurethane zinc-rich primer for bridges, tanks and marine structures, at least 80 % zinc in the coating, applied from −15 °C.

A primer of the SNEZH-PRO series based on a modified alkyd varnish with a drier; its main purpose is the bodies and underframe equipment of railway rolling stock, transport structures and other metal surfaces, and it has also been used for cranes. It is applied by spraying in 1–2 coats, the wet-on-wet scheme is permitted, and at 60 °C it dries to degree 3 in 0.25–0.5 h. Paired with the SNEZH-PRO 111MU enamel the primer forms a system for UKhL1 and KhL1 climates with a service life of 8 years.
| Manufacturer | Snezhinskie Kraski — OOO “ZLKS”, Yekaterinburg |
|---|---|
| Type | alkyd primers |
| Use | steel structures, equipment |
| Base | one-component, modified alkyd varnish with a drier |
| Colour | red-brown or grey (shade not standardised) |
| Application method | air spray (working viscosity 25–40 s on VZ-246); airless spray (50–80 s); thinners — white spirit, xylene, solvent; 1–2 coats, wet-on-wet permitted |
| Application temperature | from +10 to +40 °C; relative humidity up to 80 %; surface not above +40 °C and 3 °C above the dew point |
| Drying | maximum interval up to 6 months; full cure 7 days |
| Compatible materials | SNEZH-PRO 111MU enamel; SNEZH-PRO 116MU primer-enamel |
| Shelf life | 12 months from the date of manufacture; storage from −40 to +40 °C |
| Standards | TU 2312-009-65119126-2005; GOST 7409-2018 |
Data from the manufacturer’s technical data sheet. The coating system, number of coats and quantity are selected for your project on request.
Polyurethane zinc-rich primer for bridges, tanks and marine structures, at least 80 % zinc in the coating, applied from −15 °C.
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