Alkyd Varnish 625TO52N(W,X,S)
Technical Specifications У 24.3-24010285-001:2002
Alkyd Varnish 625TO52N(W,X,S) is a solution of fat alkyd, modified by tall oil fatty acid and pentaerythritol, in organic solvents (white spirit, dearomatic white spirit, solvent, xylene).
Application: it shall be used as follows:
- in alkyd fast-drying atmosphere resistant enamels;
- to paint railway transport.
Table: Qualitative indices according to Technical Specification У 24.3-24010285-001:2002
| № | Description | Requirements as to Technical Documentation |
| 1 | Colour (iodimetry scale), mg I2/100 cm3, not darker than | 20 |
| 2 | Appearance | Transparent, some opalescence is allowed |
| 3 | Purity | Individual mechanical inclusions are allowed |
| 4 | Relative viscosity at temperature /20±0.5/°С (viscosimeter ВЗ-246, nozzle diameter 4 mm), с | 80 – 120 |
| 5 | Weight fraction of nonvolatile matter, % | 52 ± 2 |
| 6 | Acid value, mg, КОN/g, max. | 15 |
| 7 | Hardness of varnish film as to pendulum ТМЛ (type А), standard units, min. | 0.20 |
| 8 | Drying time to the point of 3, hours, max.
– at temperature (80±2) °С – at temperature (20±2) °С |
2 12 |
