Manufacturer of Fiber Insulation Board - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing
Manufacturer of Fiber Insulation Board - 3248 Epoxy 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 epoxy resin as binder.It has high mechanical strength under high temperature,with good electrical stability under high humidity.The thermostability is grade F,suitable for all kinds of motor, electric appliances,electronic and other fields.
Features
1.Good electrical stability under high humidity;
2.High mechanical strength under high
temperature,the mechanical strength
retention rate≥50% under 155℃;
3.Moisture resistance;
4.Heat resistance;
5.Temperature resistance:Grade F

Compliance With Standards
In accordance with GB/T 1303.4-2009 electrical thermosetting resin industrial hard laminates – Part 4: epoxy resin hard laminates.
Appearance: 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 all kinds of motor, electric appliances,electronic and other fields.
Main Performance Index
| NO. | ITEM | UNIT | INDEX VALUE | |||
| 1 | Density | g/cm³ | 1.8-2.0 | |||
| 2 | Water absorption Rate | % | ≤0.5 | |||
| 3 | Vertical bending strength | Normal | Lengthway | MPa | ≥360 | |
| Horizontal | ≥340 | |||||
| 155±2℃ | Lengthway | ≥190 | ||||
| Horizontal | ≥170 | |||||
| 4 | Impact strength (charpy type) | gap | Lengthway | KJ/m² | ≥37 | |
| Horizontal | ≥37 | |||||
| 5 | Parrallel shearing strength | MPa | ≥30 | |||
| 6 | Tensile strength | Lengthway | MPa | ≥314 | ||
| Horizontal | ≥300 | |||||
| 7 | Vertical electric strength (in oil of 90℃±2℃) |
1mm | KV/mm | ≥17.0 | ||
| 2mm | ≥14.9 | |||||
| 3mm | ≥13.8 | |||||
| 8 | Parallel breakdown voltage(1 min in oil of 90℃±2℃) | KV | ≥40 | |||
| 9 | Dielectric dissiption factor(50Hz) | - | ≤0.04 | |||
| 10 | Parrallel Insulation Resistance | Normal | Ω | ≥1.0×1012 | ||
| After soaking for 24hours | ≥1.0×1010 | |||||
Product detail pictures:

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Well-run products, skilled income group, and better after-sales products and services; We have been also a unified massive family, all people stick with the business price "unification, dedication, tolerance" for Manufacturer of Fiber Insulation Board - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Jakarta, Algeria, Barbados, We have advanced production technology, and pursuit innovative in goods. At the same time, the good service has enhanced the good reputation. We believe that as long as you understand our product, you need to be willing to become partners with us. Looking forward to your inquiry.
The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.



