Industrial Electrical Engg Company

Established since 1921

Glass Mica Glass Tape “H” Class

Introduction : It consist of Mica splitting bonded together with Glass cloth on one
Side. It is used in Generator field and armature coils requiring
Maximum resistance to high voltage and temperature. It stands a
Temperature of 180ºC.

Composition : Mica Glass Cloth & Silicone base Varnish.

Flexibility : The Mica Tapes shall be flexible in cold state (20ºC) for a
Minimum period of 12 months from manufacturing.

TEST REPORT :
1. Width : 15mm (Tolerance + 1mm) and also available as per the Requirement of customer.
2 Thickness : 0.08mm
3 Tensile Strength : 13.5 kgs / Cm. Width
4 B.D.V. : 3.8 KV (Average on single thickness)
5 Bond Content : 11.75% (Minimum 10% required).
6 Mica content : 61.5% (Minimum 50% required)
7 Flexibility : Satisfactory.
8 Inflammability : Passed (Does not catch fire within the stipulated period)
9 Class of Insulation : “H” Class (Stands 180ºC)
10 Shelf life : 12 months from the date of manufacturing, if the materials

Are kept / stored at 20ºC.


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