Alkyd Varnish 625TO55N(W,X,S)

Technical Specifications У 24.3-24010285-001:2002


Alkyd Varnish 625TO55N(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 200
5 Weight fraction of nonvolatile matter, % 55 ± 60
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