China Supplier Fiberglass Panel Board - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing
China Supplier Fiberglass Panel Board - 3250 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 high Tg 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 180℃;
3.Moisture resistance;
4.Heat resistance;
5.Temperature resistance:Grade H

Main Performance Index
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 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 | ≥450 | |
| Horizontal | ≥380 | |||||
| 180±5℃ | Lengthway | ≥250 | ||||
| Horizontal | ≥190 | |||||
| 4 | Impact strength (charpy type) | No gap | Lengthway | KJ/m² | ≥180 | |
| Horizontal | ≥137 | |||||
| 5 | Compression strength | Lengthway | MPa | ≥500 | ||
| Horizontal | ≥250 | |||||
| 6 | Tensile strength | Lengthway | MPa | ≥320 | ||
| 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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Our pursuit and company goal is to "Always satisfy our customer requirements". We continue to develop and design superior quality products for both our old and new customers and achieve a win-win prospect for our clients as well as us for China Supplier Fiberglass Panel Board - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Paraguay, Jersey, Germany, Our next goal is to exceed the expectations of every client by offering outstanding customer service, increased flexibility and greater value. All in all, without our customers we do not exist; without happy and fully satisfied customers, we fail. We are looking for the wholesale, Drop ship. Please contact us if you are interesting our products. Hope to do business with you all. High quality and fast shipment!
It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.




