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