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Special Design for 4 By 8 Fiberglass Sheets - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing

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Special Design for 4 By 8 Fiberglass Sheets - 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:

Special Design for 4 By 8 Fiberglass Sheets - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing detail pictures


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We've got a specialist, effectiveness staff to supply high quality service for our shopper. We always follow the tenet of customer-oriented, details-focused for Special Design for 4 By 8 Fiberglass Sheets - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing, The product will supply to all over the world, such as: Mumbai, Lyon, belarus, Our company has already had a lot of top factories and qualified technology teams in China, offering the best goods, techniques and services to worldwide customers. Honesty is our principle, skilled operation is our work, service is our goal, and customers' satisfaction is our future!
  • Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
    5 Stars By Edwina from French - 2018.03.03 13:09
    The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.
    5 Stars By Karen from Germany - 2018.12.11 11:26

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