Impregnated Paper For Layer Insulation

Prepreg DMD is made by the process of pre-curing the modified F-class DMD with Impregnation of Hi-temp resistant B-stage Epoxy resin by baking, with long shelf life at room temp, low pre-curing temp & time, excellent electrical insulation, bonding and heat-resistant properties.

Product Details

Prepreg DMD is made by the process of pre-curing the modified F-class DMD with Impregnation of Hi-temp resistant B-stage Epoxy resin by baking, with long shelf life at room temp, low pre-curing temp & time, excellent electrical insulation, bonding and heat-resistant properties.

 

Its thermal Glass is F, widely used for liner insulation of copper foil (aluminum foil)-wrapped Low voltage coils in dry-type transformer and slot insulation & phase insulation in B~F class Motor & electrical appliances.



Features and Aplication:
--Insulation class: F class (155 °C)
--As interlayer insulation of copper foil(aluminum foil) 
--Wrapped low voltage coils in dry-type transformers, slot insulation and interphrase insulation in F class motors and electrical appliances.

Impregnated Paper for layer insulation

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Availability:
--Form: roll, sheet, strip
--Colur: Regular color is natural brown. Special colours can be provided on request.
--Four layers can be produced on request.

Layers structure:
--Three layers: polyester film is bonded with insulating paper.
--Middle Layer: Polyester film(PET) for Electrical Purposes
--Outer Layer: 100% Sulfate wood pulp presspaper

 

Properties 
Unit
Values
Nominal Thickness
mm
0.16
0.18
0.20
0.23
0.25
Thickness Tolerance
mm
±0.003
±0.035
Tensile Strength  MD, 
No Bending
N/10mm
≥70
≥80
≥100
Resin Content
%
35±5
30±5
Volatile Content
%
≤1.5
Souluble Resin Content
%
≥85
Dielectric Strength
Kv/mm
≥40
Tensile Shear Strength
Mpa
≥3.0

Product Supply:

1. Max Width: 1500mm, slitting width is available upon request, width tolerance:±1.0mm

2. Packing: 20~60 Kgs/Roll, in Carton and Pallet

3. MOQ: 1,000 Kg in a lot, and 500 Kg each size..

4. Shelf life: 6 months at 25c from the date of delivery. Over the period, it can be still be used if the re-testing is in agree with the technical requirements. The rolls should stand up, far from heat sources, fire and sunshine

 


Welcome to contact Haotai, which is one of best impregnated paper for layer insulation manufacturers and suppliers in China, you can also get impregnated paper for layer insulation free sample from our factory.

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