Factory making Voltage Insulation - 3255 Modified Diphenyl Ether Glassfiber Laminated Sheet – Xinxing
Factory making Voltage Insulation - 3255 Modified Diphenyl Ether Glassfiber Laminated Sheet – Xinxing Detail:
Product Description
This product is a laminated product which made with the chemical treatment electrical purposed alkali-free glass cloth as the backing material,by hot pressing with modified diphenyl ether resin as binder.It has high mechanical strength under high temeprature,good dielectric stability under high humidity.Good radiation resistanceit ,suitable for class H motor,electrical equipment as the insulation structure parts.
Features
1.High mechanical strength under high temperature;
2.Good electrical stability under high moisture;
3.High heat resistance;
4.High moisture resistance;
5.Good machinability;
6.Good radiation resistance
7.Temperature resistance:Grade H,180℃
Compliance With Standards
In accordance with GB/T 1303.4-2009 electrical thermosetting resin industrial hard laminates – Part 4: epoxy resin hard laminates.
Appareance: the surface should be flat, free of bubbles, pits and wrinkles, but other defects that do not affect the use are allowed, such as: scratches, indentation, stains and a few spots.The edge shall be cut neatly, and the end face shall not be delaminated and cracked.
Application
Suitable for class H motor,electrical equipment as the insulation structure parts.
Main Performance Index
NO. | ITEM | UNIT | INDEX VALUE | |
01 | Density | g/cm³ | ≥1.75 | |
02 | Water absorption | % | <0.5 | |
03 | Vertical bending strength | Normal | MPa | ≥340 |
180±2℃ | ≥170 | |||
05 | Parallel impact strength(Charpy type) | KJ/m² | ≥33 | |
06 | Tensile strength | MPa | ≥294 | |
07 | Vertical electric strength(in oil of 90℃±2℃) | 1mm | MV/m | ≥20 |
2mm | ||||
≥18 | ||||
3mm | ||||
≥16 | ||||
08 | Parallel breakdown voltage(in oil of 90℃±2℃) | KV | ≥22 | |
09 | Relative dielectric constant(50Hz) | - | ≤5.5 | |
10 | Dielectric dissipation factor(50Hz) | - | ≤0.04 | |
11 | Surface insulation resistance | Normal | Ω | ≥1.0×1013 |
After soaking for 24 hours | ≥1.0×1010 | |||
12 | Volume resistivity | Normal | Ω
|
≥1.0×1011 |
≥1.0×109 | ||||
After soaking for 24 hours | ||||
180±2℃ | ||||
≥1.0×108 |
Product detail pictures:

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continue to improve, to ensure product quality in line with market and customer standard requirements. Our company has a quality assurance system have been established for Factory making Voltage Insulation - 3255 Modified Diphenyl Ether Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Greece, Finland, Greenland, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We now have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.

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