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EP Epoxy Resin DMD Prepreg----[[LIREN ELECTRICAL INSULATION MATERIALS]]
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EP   Epoxy Resin DMD Prepreg

 

Description:

EP Epoxy Resin DMD Prepreg(e.g. VOLTAFLEXPREG EP2694) is a flexible three-ply combination material consisting of polyester fleece, polyester film and polyester fleece and is lacquered on both sides with an epoxy resin in B-stage.

EP Epoxy Resin DMD Prepreg has high electrical and mechanical strength and shows good adhesive properties against metallic surfaces.

Application:

EP Epoxy Resin DMD Prepreg is used as interlayer insulation between the layers of copper or aluminum foil in dry type transformers of insulation class F.

Technical Data:

Properties

Unit

Typical Values

Nominal Thickness

mm

0.16

0.18

0.21

0.23

0.30

0.35

0.40

0.45

Tolerance  ±

mm

0.02

0.025

0.03

0.03

0.03

0.035

0.040

0.045

Thickness of PET Film

mm

0.05

0.075

0.10

0.125

0.15

0.188

0.25

0.30

Tensile Strength MD

N/cm

≥70

≥70

≥80

≥80

≥100

≥100

≥100

≥100

Volatile Content

%

≤1.5

≤1.5

≤1.5

≤1.5

≤1.5

≤1.5

≤1.5

≤1.5

Soluble Resin Content

g/m2

70±15

70±15

70±15

70±15

Breakdown Voltage

KV

7

7

8

10

13

15

18

18

Colour

 

Red, brown, white

 

Rolls: max. width 1500mm
 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.

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. VOLTAFLEXPREG is a registered trademark of Isovolta.

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