Factory wholesale Fr4 Epoxy Sheet - 3242 Epoxy Glassfiber Laminated Sheet – Xinxing
Factory wholesale Fr4 Epoxy Sheet - 3242 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;
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 | MPa | ≥340 | |
155±2℃ | ≥170 | ||||
4 | Compression strength | Vertical | MPa | ≥300 | |
Parallel | ≥200 | ||||
5 | Impact strength (charpy type-gap) | Lengthway no gap | KJ/m² | ≥147 | |
Horizontal no gap | ≥98 | ||||
6 | Bonding strength | N | ≥6800 | ||
7 | Tensile strength | Lengthway | MPa | ≥280 | |
Horizontal | ≥200 | ||||
8 | Vertical electric strength (in oil of 90℃±2℃) |
1mm | KV/mm | ≥14.2 | |
2mm | ≥11.8 | ||||
3mm | ≥10.2 | ||||
9 | Parallel breakdown voltage(1 min in oil of 90℃±2℃) | KV | ≥35 | ||
10 | Dielectric dissiption factor(50Hz) | - | ≤0.04 | ||
11 | Parrallel Insulation Resistance | Normal | Ω | ≥1.0×1012 | |
After soaking for 24hours | ≥1.0×1010 |
Product detail pictures:

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Gaining purchaser gratification is our firm's intention eternally. We will make wonderful endeavours to build new and top-quality merchandise, satisfy your exclusive needs and provide you with pre-sale, on-sale and after-sale products and services for Factory wholesale Fr4 Epoxy Sheet - 3242 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Monaco, Denmark, Swansea, We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.

The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
