Factory wholesale Fr4 Epoxy Sheet - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing
Factory wholesale Fr4 Epoxy Sheet - 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:Class H,180℃
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 | |||
| 01 | Density | g/cm³ | 1.8-2.1 | |||
| 02 | Water absorption | % | <0.5 | |||
| 03 | Vertical bending strength | Normal | Lengthways | MPa | ≥450 | |
| ≥380 | ||||||
| Lateral | ||||||
| 180±2℃ | Lengthways | ≥250 | ||||
| ≥190 | ||||||
| Lateral | ||||||
| 04 | Impact strength（Charpy type） | No Gap | Lengthways | KJ/m² | ≥180 | |
| Lateral | ≥137 | |||||
| 05 | compression strength | Vertical | MPa | ≥500 | ||
| Parallel | ≥250 | |||||
| 06 | Tensile strength | Lenthways | MPa | ≥320 | ||
| Lateral | ≥300 | |||||
| 07 | Bond strength | N | ≥7200 | |||
| 08 | Vertical electric strength（in oil of 90℃±2℃ 1min） | 1mm | MV/m | ≥17.0 | ||
| 2mm | ||||||
| ≥14.9 | ||||||
| 3mm | ||||||
| ≥13.8 | ||||||
| 09 | Parallel breakdown voltage（in oil of 90℃±2℃） | KV | ≥40 | |||
| 10 | Relative dielectric constant（50Hz) | - | ≤5.5 | |||
| 11 | dielectric dissipation factor（50Hz) | - | ≤0.04 | |||
| 12 | Parallel insulation resistance | Normal | MΩ | ≥5.0×106 | ||
| After soaking for 24 hours | ≥5.0×104 | |||||
Product detail pictures:
Related Product Guide:
Being supported by an advanced and specialist IT team, we could give technical support on pre-sales & after-sales services for Factory wholesale Fr4 Epoxy Sheet - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Jordan, moldova, Korea, Excellent quality comes from our adherence to every detail, and customer satisfaction comes from our sincere dedication. Relying on advanced technology and industry reputation of good cooperation, we try our best to provide more quality products and services to our customers, and all of us are willing to strengthen exchanges with domestic and foreign customers and sincere cooperation, to build a better future.
By Gustave from Malta - 2018.09.23 17:37
Managers are visionary, they have the idea of "mutual benefits, continuous improvement and innovation", we have a pleasant conversation and Cooperation.
By Candance from Bhutan - 2018.04.25 16:46
