High reputation Fr4 Epoxy Fiberglass Sheet - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing
High reputation Fr4 Epoxy Fiberglass 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: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:
Related Product Guide:
That has a sound business credit history, outstanding after-sales service and modern producing facilities, we have earned an superb popularity amid our buyers across the planet for High reputation Fr4 Epoxy Fiberglass Sheet - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: United Arab Emirates, Senegal, New Orleans, As an experienced factory we also accept customized order and make it same as your picture or sample specifying specification and customer design packing. The main goal of the company is to live a satisfactory memory to all the customers,and establish a long term win-win business relationship. For more information,please contact us. And it's our great pleasure if you like to have a personally meeting in our office.
By Jean from St. Petersburg - 2018.12.25 12:43
We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
By Mario from Las Vegas - 2018.05.15 10:52
