Factory supplied Electrical Panel Insulation - FR5 Hard Epoxy Glassfiber Laminated Sheet – Xinxing
Factory supplied Electrical Panel Insulation - FR5 Hard Epoxy Glassfiber Laminated Sheet – Xinxing Detail:
Product Description
This product was laminated by the high temperature and high pressure with electrician used alkali free glass fiber cloth impregnated with special epoxy resin,it belongs grade F heat resistance insulation material.It has high mechanical properties under medium temperature,and stable electrical performance under high temperature .It is suitable used in mechanical,electrical and electronic as the high insulation components.It has high mechanical strength,thermal state mechanical strength,fire resistance,heat resistance and humidity resistance.
Compliance With Standards
In accordance with GB/T 1303.4-2009 electrical thermosetting resin industrial hard laminates – Part 4: epoxy resin hard laminates, IEC 60893-3-2-2011 insulating materials – electrical thermosetting resin industrial hard laminates – Part 3-2 of the individual material specification EPGC204.
Features
1.High mechanical properties under midium temperature;
2.Good electrical stability under high temperature;
3.High Mechanical strength
4.High mechanical strength under high temperature;
5.High heat resistance;
6.High moisture resistance;
7.Good machinability;
8.Temperature resistance:Grade F,155℃
9.Flame retardant property:UL94 V-0
Application
Used for mechanical, electrical, electrical equipment as insulation components, and used in transformer oil and wet environment.
FR5 compare to FR4,the TG is higher,the thermostablity is grade F (155 degree),our FR5 has passed the test of EN45545-2:2013+A1:2015: Railway applications – Fire protection of railway vehicles-Part2:Requirement for fire behaviour of materials and components.and be approved by CRRC, we start to supply FR5 to CRRC from 2020. If you have any questions please contact us.
Main Performance Index
NO. | ITEM | UNIT | INDEX VALUE | |
01 | Density | g/cm³ | 1.8-2.0 | |
02 | Water absorption | % | <0.5 | |
03 | Vertical bending strength | Normal | MPa | ≥380 |
150±2℃ | ≥190 | |||
04 | Parallel impact strength(Charpy type) | KJ/m² | ≥33 | |
05 | Parallel shear strength | MPa | ≥30 | |
06 | Tensile strength | MPa | ≥300 | |
07 | Vertical electric strength(in oil of 90℃±2℃) | 1mm | MV/m | ≥14.2 |
2mm | ||||
≥11.8 | ||||
3mm | ||||
≥10.2 | ||||
08 | Parallel breakdown voltage(in oil of 90℃±2℃) | KV | ≥35 | |
09 | Relative dielectric constant(50Hz) | - | ≤6.5 | |
10 | dielectric dissipation factor(50Hz) | - | ≤0.04 | |
11 | Insulation resistance after soaking(After soaking for 24 hours) | MΩ | ≥5.0×104 | |
12 | Fire resistance(UL94) | - | V-0 |
Product detail pictures:

Related Product Guide:
The corporation upholds the philosophy of "Be No.1 in high quality, be rooted on credit rating and trustworthiness for growth", will continue to serve outdated and new consumers from home and overseas whole-heatedly for Factory supplied Electrical Panel Insulation - FR5 Hard Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Bangladesh, Porto, Oslo, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information and we will offer you competitive price list then.

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!
