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:
High quality Initial,and Buyer Supreme is our guideline to offer the ideal assistance to our shoppers.At present, we are striving our best to become amongst the ideal exporters inside our industry to satisfy shoppers more want 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: Peru, Madagascar, Swansea, we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We will work wholeheartedly to improve our products and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
By Jacqueline from Israel - 2018.10.31 10:02
In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
By Pamela from Romania - 2017.03.28 12:22
