High reputation Fr4 Epoxy Fiberglass Sheet - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing
High reputation Fr4 Epoxy Fiberglass Sheet - 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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We insist on offering premium quality creation with very good company concept, honest product sales along with the finest and fast assistance. it will bring you not only the premium quality item and huge profit, but the most significant is to occupy the endless market for High reputation Fr4 Epoxy Fiberglass Sheet - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Benin, Marseille, Peru, Our professional engineering group will always be ready to serve you for consultation and feedback. We are able to also offer you with absolutely free samples to meet your requirements. Finest efforts will likely be produced to give you the ideal service and goods. For anyone who is thinking about our company and merchandise, please contact us by sending us emails or contact us quickly. As a way to know our merchandise and firm. lot more, you can come to our factory to find out it. We'll always welcome guests from all over the world to our business to build company relations with us. Please feel free to get in touch with us for business and we believe we are going to share the top trading practical experience with all our merchants.
By Albert from Greece - 2018.12.11 14:13
The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
By Nora from Canada - 2017.03.08 14:45