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Electrical insulating board mark G
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Electrical insulating board mark G

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Characteristics

Board of mark  "G" is used in transformers and in other electrical equipment with oil filling with operating temperature to 105°C. It  is produced in rolls, size of rolls is agreed with buyers. 

 
Rate for mark "G":
 
GOST 4194-88
Thickness, mm
0,5±0,05
Density,g/sm3 0,9-1,15
Tensile strength, МPа (kgs/mm2), not less:
-in machine direction;
-in cross direction;

70 (7,0)
35 (3,5)
Test voltage, kW, not less
19
Ash weight content, %, not more
0,9
Moisture,  not more 10,0

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