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GKG & GHG Polyimide Film Glass Cloth Prepreg----[[LIREN ELECTRICAL INSULATION MATERIALS]]
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GKG & GHG  Glass/Polyimide/Glass Laminate Prepreg

 

Description:

GKG Prepreg is also called as GHG Prepreg. It is a flexible three-ply combination material consisting of glass cloth, polyimide film(e.g. Kapton® film) and glass cloth, impregnated on both sides with a heat resistant resin in B-stage.

GHG Prepreg has excellent physical and electrical properties and shows good adhesive properties against metallic surfaces.

Application:

GHG Glass Cloth Polyimide Film Prepreg is used as interlayer insulation between the layers of copper or aluminium foil in dry type transformers or OVDT transformer of insulation class H, liner insulation in electrical motor.

Technical Data:

Properties

Unit

Typical Value

Nominal Thickness

mm

0.15

0.20

0.25

Thickness Tolerance (±)

mm

0.02

0.02

0.025

Nominal Grammage

g/m2

160±20

220±25

260±30

Tensile Strength

MD

N/cm

≥120

≥140

≥180

TD

N/cm

≥110

≥120

≥150

Elongation

MD

%

≥5

≥5

≥5

TD

%

≥3

≥3

≥3

Breakdown Voltage

MD

KV

≥5

≥5

≥5

TD

KV

≥4

≥4

≥4

Color

 

Yellow or Brown

 

Rolls: max. width 1020mm
 Tapes: from 15mm width upwards

Special thickness or combinations can be supplied according to customer.

   Products can be supplied in rolls or tapes according to customer requests.

Curing Conditions: 2-3 hours under 150 or 5-8 hours under 140.

Storability:

Minimum 6 months at 25°C
Minimum 12 months at 5°C

 

Notes: The technical information and data, recommendations, and other statements provided are based on tests or experience which we believes to be reliable, but the accuracy or completeness of such information is not guaranteed. Before using this product, you must evaluate it and determine if it is suitable your intended application.

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