Electroinsulating organosilicon varnish KO-921 PJSC "Khimprom" Russia

Extended name: Solution of Polymethylphenylsiloxane Resin in Toluene
№ UN: 1263
H.S. Code: 3208 90 910 0
Main applications:

for impregnation of wires and cables glass braid;
as heat resistant impregnating and covering material used at temperature up to 250 °С;
for electric machines and apparatus protection from moisture and moulds;
for electric machines and apparatus isolation;
for heat-resistant, organosilicate, electroinsulating enamels production.

Features:

Quality Data:

	Brand B
Appearance	Homogeneous transparent solution without mechanical impurities. Opalescence is possible
Non volatiles content, %	48 - 52
Relative viscosity on viscosimeter VZ-4, s	17 - 27
Time of varnish film drying up to stage 3, minutes, max	15
Hydrogen bound with silicon, %, max	0,0010
Varnish film thermoelasticity, h, min	75
Specific volume electric resistance of varnish film, Om·m, min
М (15 - 35 °С) 45 - 75 %	1·10¹²
М (180 °С) < 20 %	1·10¹⁰
М (200 °С) < 20 %	-
24 h (23 °С) 93 %	1·10¹¹
Varnish film electric strength, MV/m, min
М (15 - 35 °С) 45 - 75 %	70
М (180 °С) < 20 %	35
М (200 °С) < 20 %	-
24 h (23 °С) 93 %	35
Varnish optical density, max	0,5

Storage Conditions: Store in original tare at temperature from +5 to +30 °С.

Storage Warranty: 12 months.

Packing: Steel barrels.

Transport Type: Railway, road.

Labelling: