Composition: It is a two-component system consisting of an enamel semi-finished product and N 1 hardener (TU 6-10-1263-72) or DA-200 (TU 301-02-168-92), mixed before use. Prefabricated enamel is a suspension of pigments and filler in a solution of epoxy resin in a mixture of organic solvents according to special technological instructions.
Purpose (EP-525) Intended for painting pre-primed surfaces of various devices.
Application
Technical characteristics (EP-525)
Name of the indicator | Value |
The appearance of the film | After drying, the surface should be free of pock marks, no dirt. Minor shagreen leather is allowed. |
Conditional viscosity of semi-finished enamel by viscometer VZ-246 with a nozzle diameter of 4 mm (VZ-4) at (20.0 ± 0.5) ° С, with black | 20 – 40 |
other colors | 20-80 (depending on color) |
Mass fraction of nonvolatile substances of the enamel semi-finished product,%, for enamels: red | 46-50 |
blue and blue green | 54-58 |
green and protective | 68-72 |
black | 51-55 |
other colors | 66-70 |
Adhesion of film, points, not more | one |
Drying time to degree 3 at (120 ± 2) ° С, h, not more than | 2 |
The resistance of the coating to the static effect of ethyl alcohol at a temperature of (20 ± 2) ° C, h, not less | 24 |
Hardener for 100 h. Semi-finished black, red | 2.8 |
green, protective, blue, blue-green | 3.0 |
other colors | 3.2 |
Enamel shelf life after mixing the components at 20 ° C, h, not more | eight |