Special Design for 4 By 8 Fiberglass Sheets - Grade H Halogen-free fire retardant Epoxy glass fiber laminated sheet – Xinxing
Special Design for 4 By 8 Fiberglass Sheets - Grade H Halogen-free fire retardant Epoxy glass fiber 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 high Tg epoxy resin as binder.It has high mechanical strength under high temperature,with good electrical stability under high humidity.The thermostability is grade F,and it is Halogen-free fire retardant 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 180℃;
3.Moisture resistance;
4.Heat resistance;
5.Temperature resistance:Grade H
6.Halogen-free and fire retardant

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 | ≥450 | |
| Horizontal | ≥380 | |||||
| 180±5℃ | Lengthway | ≥250 | ||||
| Horizontal | ≥190 | |||||
| 4 | Impact strength (charpy type) | No gap | Lengthway | KJ/m² | ≥180 | |
| Horizontal | ≥137 | |||||
| 5 | Compression strength | Lengthway | MPa | ≥500 | ||
| Horizontal | ≥250 | |||||
| 6 | Tensile strength | Lengthway | MPa | ≥320 | ||
| Horizontal | ≥300 | |||||
| 7 | Bonding strength | N | ≥7200 | |||
| 8 | Vertical electric strength (in oil of 90℃±2℃) |
1mm | KV/mm | ≥17.0 | ||
| 2mm | ≥14.9 | |||||
| 3mm | ≥13.8 | |||||
| 9 | Parallel breakdown voltage(1 min in oil of 90℃±2℃) | KV | ≥40 | |||
| 10 | Dielectric dissiption factor(50Hz) | - | ≤0.04 | |||
| 11 | Parrallel Insulation Resistance | Normal | Ω | ≥1.0×1012 | ||
| 12 | Combustibility(UL-94) | Level | V-0 | |||
Product detail pictures:

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Our personnel are generally in the spirit of "continuous improvement and excellence", and together with the outstanding top quality merchandise, favorable price tag and fantastic after-sales solutions, we try to gain every single customer's rely on for Special Design for 4 By 8 Fiberglass Sheets - Grade H Halogen-free fire retardant Epoxy glass fiber laminated sheet – Xinxing, The product will supply to all over the world, such as: Bahrain, Finland, Estonia, We warmly welcome domestic and overseas customers to visit our company and have business talk. Our company always insists on the principle of "good quality, reasonable price, the first-class service". We have been willing to build long-term, friendly and mutually beneficial cooperation with you.
The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.




