Quick Details
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- Brand Name:ZTelec Group
1. DDP is produced by insulating paper with diamond-shape epoxy resin dotted in both sides. The epoxy resin used in D.D.P. contains a kind of incubative hardener material, it is a dry and crisp
material at normal temperature(below 35°C).
2. Characters: This product has good dielectric properties and excellent mechanical properties after being heat-solidification.
3. Application: It can be as interturn insulation material for coils of oil immersed transformer and interlayer insulation of distribution transformers.
4. SpecificationThickness: 0.08mm, 0.13mm, 0.18mm, 0.20mm, 0.25mm
Specified Properties
Units
Standard
Thickness Tolerance
Mm
0.075, 0.08, 0.13, 0.18, 0.20,0.25, 0.30, 0.35
Density
g/mm^3
0.95 – 1.15
Tensile strength Min
N/mm^2
MD 70 – 90
CMD 40 – 50
Elongation Min
%
MD 2.0 – 3.0
CMD 7.0 – 9.0
Breakdown volume Min
KV/mm
In air 11-12
In oil 45-50
Oil Absorption Min
%
8
Moisture Content
%
4.0-8.0
Resin’s Content Min
%
7 , 6 , 5 , 4 , 3.5
Ash Content Max
%
1
Adhesion Strength Min
kPa
450
Dp
1000
