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18 Years Factory Fiberglass Composite Board - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing

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We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for Epoxy Fr4 , G10 Epoxy Board , Fr4 Epoxy Fiberglass Sheet , The principle of our company is to provide high-quality products, professional service, and honest communication. Welcome all friends to place trial order for creating a long-term business relationship.
18 Years Factory Fiberglass Composite Board - 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

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

Product detail pictures:

18 Years Factory Fiberglass Composite Board - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing detail pictures


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  • The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Arabela from Angola - 2018.09.29 13:24
    The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
    5 Stars By Laura from Bahamas - 2018.07.26 16:51

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