Insulation Varnished Cloth

electrical, insulation,varnish cloth,glass varnish
electrical, insulation,varnish cloth,glass varnish
electrical, insulation,varnish cloth,glass varnish
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Oil Varnished Silk                       2210   Class A
Oil Synthetic Fiber Varnished Silk           2310   Class A
Oil Synthetic Fiber Varnished Silk      Oil Synthetic Fiber Varnished Silk 

Alcohol Acid Glass Varnished Cloth         2432   Class B
Alcohol Acid Glass Varnished Cloth      Alcohol Acid Glass Varnished Cloth

Polyester Glass Varnished Cloth            2440   Class F
Polyester Glass Varnished Cloth     Polyester Glass Varnished Cloth

Silicone Glass Varnished Cloth             2450   Class H
Silicone Glass Varnished Cloth      Silicone Glass Varnished Cloth 

Description
Item Mode Main Components Characteristics Heat-resistance  Class
Oil Varnished Silk  2210 Silkworm Silk Oil Insulating Varnish Used as the binding and liner insulation in motor and mutual inductor.  A
Oil Synthetic Fiber Varnished Silk 2310 Synthetic Fiber Silk
Alcohol Acid Glass Varnished Cloth 2432 Alkali-free Glass Cloth Alkyd Insulating Varnish Has good dielectric property, mechanical property,  heat resistance, oil resistance, and certainhumidity resistance. 
Can be used as coil insulation, motor banding and liner insulation in oil-immersed transformers, oil circuit breakers and other electrical equipment.
B
Modified Polyester Glass Varnished Cloth 2440 Modified Polyester Insulating Varnish F
Organosilicone Glass Varnished Cloth 2450 Organosilicone Insulating Varnish   H

Technical Data
2210/2310 Standard:JB/T 8147-1999                     2432/2440/2450 Standard:JB/T 8148.1-1999
Thichness Unit 0.08 0.1 0.12 0.15 0.18 0.2 0.25
Tensile 
Strength
2210/2310 Warp Direction (min value) N/10mm ≥16 ≥18 ≥20 ≥24 - - -
Weft Direction (min value) ≥10 ≥12 ≥14 ≥18 - - -
45° Angle (min value ) ≥10 ≥12 ≥14 ≥18 - - -
2432 Warp Direction (min value) - ≥65 ≥85 ≥105 ≥111 ≥118 ≥131
Weft Direction (min value) - ≥45 ≥52 ≥65 ≥78 ≥85 ≥98
45° Angle (min value ) - ≥40 ≥60 ≥65 ≥65 ≥70 ≥80
Breakdown 
Voltage
2210/2310 23±2℃  (median) kv ≥4.8 ≥5.8 ≥7.2 ≥8.7 - - -
2432 23±2℃  (median) - ≥5.0 ≥6.0 ≥7.0 ≥8.0 ≥9.0 ≥10.0
2210/2310 In wetting state at 23±2℃ ≥2.3 ≥3.5 ≥4.1 ≥4.7 - - -
2440 In wetting state at 23±2℃ - ≥2.5 ≥3.0 ≥3.5 ≥4.0 ≥4.0 ≥4.5
2450 In wetting state at 23±2℃ - ≥2.00 ≥2.2 ≥2.8 ≥2.0 ≥2.8 ≥3.0
2210/2310 105±2℃(median) ≥3.0 ≥4.3 ≥5.2 ≥5.8 - - -
2440 155±2℃ - ≥2.5 ≥3.0 ≥3.5 ≥3.8 ≥4.0 ≥4.5
2450 180±2℃ - ≥2.0 ≥2.5 ≥3.0 ≥3.0 ≥3.0 ≥3.5
2210/2310 6% extension at 45ºangle ≥2.7 ≥4.1 ≥5.0 ≥6.1 - - -
2440 6% extension at 45ºangle - ≥3.0 ≥3.0 ≥3.5 ≥4.0 ≥4.0 ≥4.5
2450 6% extension at 45ºangle - ≥2.5 ≥3.5 ≥3.5 ≥3.5 ≥3.5 ≥3..5
2210/2310 Thermoplasticity 70 士2°C thermalt reatment for 24h, no bonding between the varnish
silk layers, and no fall-off of the film
2210/2310 influence of oil on glass varnish cloth - (105 士2'C,in 45# transformer oil, 18h) No bonding between the
varnish silk layers, and no fall-off of the film
Note: The data in the above table only represents typical or average data, just for reference in practical application. It does not bear any responsibility for the use of the product or related legal liability.
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