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High Quality Electrical Insulating - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing

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High Quality Electrical Insulating - 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:

High Quality Electrical Insulating - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing detail pictures


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With our excellent management, strong technical capability and strict quality control system, we continue to provide our clients with reliable quality, reasonable prices and excellent services. We aim at becoming one of your most reliable partners and earning your satisfaction for High Quality Electrical Insulating - 347/347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing, The product will supply to all over the world, such as: UAE, Pakistan, Albania, Our technical expertise, customer-friendly service, and specialized products make us/company name the first choice of customers and vendors. We are looking for your inquiry. Let's set up the cooperation right now!
  • This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
    5 Stars By Elva from Armenia - 2018.07.27 12:26
    We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Alma from Zambia - 2017.09.26 12:12

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