2020 Good Quality Epoxy Board - 3250 Epoxy Glassfiber Laminated Sheet – Xinxing
2020 Good Quality Epoxy Board - 3250 Epoxy Glassfiber 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,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:Class H,180℃
Main Performance Index
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
Suitable for all kinds of motor, electric appliances,electronic and other fields.
Main Performance Index
| NO. | ITEM | UNIT | INDEX VALUE | |||
| 01 | Density | g/cm³ | 1.8-2.1 | |||
| 02 | Water absorption | % | <0.5 | |||
| 03 | Vertical bending strength | Normal | Lengthways | MPa | ≥450 | |
| ≥380 | ||||||
| Lateral | ||||||
| 180±2℃ | Lengthways | ≥250 | ||||
| ≥190 | ||||||
| Lateral | ||||||
| 04 | Impact strength（Charpy type） | No Gap | Lengthways | KJ/m² | ≥180 | |
| Lateral | ≥137 | |||||
| 05 | compression strength | Vertical | MPa | ≥500 | ||
| Parallel | ≥250 | |||||
| 06 | Tensile strength | Lenthways | MPa | ≥320 | ||
| Lateral | ≥300 | |||||
| 07 | Bond strength | N | ≥7200 | |||
| 08 | Vertical electric strength（in oil of 90℃±2℃ 1min） | 1mm | MV/m | ≥17.0 | ||
| 2mm | ||||||
| ≥14.9 | ||||||
| 3mm | ||||||
| ≥13.8 | ||||||
| 09 | Parallel breakdown voltage（in oil of 90℃±2℃） | KV | ≥40 | |||
| 10 | Relative dielectric constant（50Hz) | - | ≤5.5 | |||
| 11 | dielectric dissipation factor（50Hz) | - | ≤0.04 | |||
| 12 | Parallel insulation resistance | Normal | MΩ | ≥5.0×106 | ||
| After soaking for 24 hours | ≥5.0×104 | |||||
Product detail pictures:
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By Sarah from Georgia - 2018.06.28 19:27
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By Hulda from Accra - 2018.02.04 14:13
