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Alkyd Varnish 625TO52N(W,X,S)

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  


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.



8 Drying time to the point of 3, hours, max.

– at temperature (80±2) °С

– at temperature (20±2) °С