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Electric Insulating Lacquers

Products:

Lacquer KO-915B

Description

Solution of polyether resin-modified organopolysiloxane resin in toluene. 

Safety information

The polymerized lacquer coat is nontoxic, fire-safe.  

Applications

  • KO-915B shows good heat resistance, high dielectric characteristics, good adhesive and insulating capacity.
  • KO-915B serves for preparation of heat- and humid- resistant electric insulating materials which are used in manufacture of class H electrical machines and apparatus.
  • KO-915B is also used in the manufacture of glass fabrics, glass fiber- insulated wires, insulating enamels.

Shelf life

Shelf life - 6 months  

Physico-chemical properties
Weight of non-volatiles, %65 ± 2
Viscosity, s15 - 40
Dryout time, 3rd degree, (200±5)ºC, mins, max.35 - 75
Thermo elasticity (200±3) ºC, hrs, min.150
Viscosity by viscometer VZ-246, orifice ø 4mm, s30 - 70
Dielectric propertiesTest conditions
R,М(17-35С) 45-75%R,M(180С) <20%24hrs(23С)93% M(17-35C) 45-75%
Volume resistivity, Ω·m, min.1,0×10121,0×10101,0×1011
Dielectric strength, MW/m, min.702850