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Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre impregnated material dmd insulation paper
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper

Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre impregnated material dmd insulation paper

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Product Overview

Description





Products Description


Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper


DMD Epoxy Pre-impregnated Material
Prepreg DMD (class F) is formed in the process of precuring the modified F-class DMD with Impregnation of hi-temp resistant Epoxy resin into B-stage by baking.Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper


Characters

It is Class F insulating material.
This product has long shelf life at room temperature, low precuring temperature and time, showing excellent electrical insulation,
bonding and heat-resistant properties.Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper



Application

It is used for liner insulation of copper foil (aluminum foil)-wrapped Low voltage coils in dry-type transformer
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper


Properties
Units
Values
Appearance
-
Soft,smooth free of any delamination impurity,damage,crack,blister
Nominal thickness
mm
0.15
0.18
0.20
0.25
0.30
0.40
0.45
Tolerance
mm
±0.02
±0.025
±0.03
±0.03
±0.03
±0.04
±0.045
Thickness of film
mm
0.05
0.05
0.05
0.10
0.15
0.25
0.25
DMD thickness
mm
≥70
≥80
≥100
Resin content
%
35±5
30±5
25±5
20±5
Volatile content
%
≤1.5
Smeltable resin content

≥85
Dielectric strength
MV/m
≥40
Brokendown voltage
KV
≥7
≥7
≥7
≥10
≥13
≥18
≥18
Tensile and shear strength
MPa
≥3.0
Heat shrinkage rate
Crosswise

%
≤1.0
Lengthwise
≤2.0
Thermal rating calss
℃
≥155


Details Images and Application




Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper




Manufacturing Technique


Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper




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Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper




Product packaging






Carton packing with wrap film and Pallet package
Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper






Company Profile




Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper




Certifications


Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper




FAQ


Dry transformer low voltage coil use electrical insulating adhesive paper epoxy pre-impregnated material dmd insulation paper






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