Excellent quality Prepreg Fiberglass - 347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing
Excellent quality Prepreg Fiberglass - 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:Class F,155℃
6.Good Machinability and wide applicability
7.Flame retardant property:UL94 V-0
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 | |||
| 01 | Density | g/cm³ | 1.8-2.1 | |||
| 02 | Water absorption | % | <0.5 | |||
| 03 | Vertical bending strength | Normal | MPa | ≥400 | ||
| 155±2℃ | ≥250 | |||||
| 04 | Impact strength（Charpy type） | No Gap | Lengthways | KJ/m² | ≥129 | |
| Lateral | ≥77 | |||||
| 05 | compression strength | Vertical | MPa | ≥300 | ||
| Parallel | ≥200 | |||||
| 06 | Tensile strength | Lenthways | MPa | ≥240 | ||
| Lateral | ≥180 | |||||
| 07 | Bond strength | N | ≥6800 | |||
| 08 | Vertical electric strength（in oil of 90℃±2℃ 1min） | 1mm | MV/m | ≥14.2 | ||
| 2mm | ||||||
| ≥12.4 | ||||||
| 3mm | ||||||
| ≥11.5 | ||||||
| 09 | Parallel breakdown voltage（in oil of 90℃±2℃） | KV | ≥45 | |||
| 10 | Relative dielectric constant（50Hz) | - | ≤5.5 | |||
| 11 | dielectric dissipation factor（50Hz) | - | ≤0.04 | |||
| 12 | Parallel insulation resistance | Normal | MΩ | ≥1.0×106 | ||
| After soaking for 24 hours | ≥1.0×104 | |||||
| 13 | Surface/volumn insulation resistance | Normal | MΩ | ≥1.0×106 | ||
| After soaking for 24 hours | ≥1.0×104 | |||||
| 155±2℃ | ≥1.0×104 | |||||
| Fire retardant(UL-94) | V-0 | |||||
Product detail pictures:
Related Product Guide:
With a complete scientific quality management system, good quality and good faith, we win good reputation and occupied this field for Excellent quality Prepreg Fiberglass - 347F High Strength Epoxy Glassfiber laminated sheet (Thermostability is grade F) – Xinxing, The product will supply to all over the world, such as: Bogota, Los Angeles, Swaziland, With good quality, reasonable price and sincere service, we enjoy a good reputation. Products are exported to South America, Australia, Southeast Asia and so on. Warmly welcome customers at home and abroad to cooperate with us for the brilliant future.
By Ellen from kazakhstan - 2017.04.18 16:45
This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
By Lena from Sri Lanka - 2017.12.09 14:01
