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Original Factory Fr4 - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing

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Original Factory Fr4 - 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

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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 ≥1.0×1012
After soaking  for 24hours ≥1.0×1010

Product detail pictures:

Original Factory Fr4 - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing detail pictures


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We know that we only thrive if we can easily guarantee our combined cost competiveness and high-quality advantageous at the same time for Original Factory Fr4 - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Anguilla, Tunisia, Chicago, We are proud to supply our products to every auto fan all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
  • It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
    5 Stars By Miguel from Nigeria - 2017.12.09 14:01
    The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
    5 Stars By Faithe from Croatia - 2017.08.16 13:39

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