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Good Wholesale Vendors Epoxy Fr4 - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing

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Good Wholesale Vendors Epoxy Fr4 - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing Detail:

Product Description

This product is a laminated sheet which made with processed non-alkali glass fiber cloth as the backing material, by hot pressing with grade F benzo oxazine resin. It has good mechanical and electrical properties,and flame retardant, especially has high mechanical strength retention and excellent electrical properties under high temperature.Suitable for grade F motor and electrical equipment as high quality insulation structure , has the advantage of good machinability and wide applicability in the similar products.

Features

1.Good mechanical and electrical properties;
2.High mechanical strength retention and
excellent electrical properties under high temperature;
3.Moisture resistance;
4.Heat resistance;
5.Temperature resistance:Grade F;
6.Good Machinability and wide applicability
7.Flame retardant property:UL94 V-0

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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.

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

The technical data of 347F is similar to FR5,Suitable for grade F motor and electrical equipment as high quality insulation structure.

Main Performance Index

NO. ITEM UNIT INDEX VALUE
347 347F
1 Density g/cm³ 1.8-2.0 1.8-2.0
2 Water absorption Rate % ≤0.5 ≤0.5
3 Vertical bending strength Normal MPa ≥440 ≥400
155±2℃ ≥280 ≥250
4 Compression strength Vertical MPa ≥350 ≥300
Parallel ≥260 ≥200
5 Impact strength (charpy type) Lengthway no gap KJ/m² ≥147 ≥129
Horizontal no gap ≥98 ≥77
6 Bonding strength N ≥7200 ≥6800
7 Tensile strength Lengthway MPa ≥280 ≥240
Horizontal ≥200 ≥180
8 Vertical electric strength
(in oil of 90℃±2℃)
1mm KV/mm ≥14.2 ≥14.2
2mm ≥12.4 ≥12.4
3mm ≥11.5 ≥11.5
9 Parallel breakdown voltage(1 min in oil of 90℃±2℃) KV ≥45 ≥45
10 Dielectric dissiption factor(50Hz) - ≤0.04 ≤0.04
11 Volumn Insulation Resistance Normal ≥1.0×1012 ≥1.0×1012
After soaking  for 24hours ≥1.0×1010 ≥1.0×1010
12 Combustibility(UL-94) Level V-1 V-0

Product detail pictures:

Good Wholesale Vendors Epoxy Fr4 - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing detail pictures


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We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for Good Wholesale Vendors Epoxy Fr4 - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing, The product will supply to all over the world, such as: Iran, Spain, Melbourne, The credibility is the priority, and the service is the vitality. We promise we have now the ability to offer excellent quality and reasonable price items for customers. With us, your safety is guaranteed.
  • Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Beatrice from Bangladesh - 2018.06.03 10:17
    Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
    5 Stars By Georgia from Vietnam - 2017.11.11 11:41

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