Excellent quality Prepreg Fiberglass - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing
Excellent quality Prepreg Fiberglass - 3248 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 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 155℃; 3.Moisture resistance;
4.Heat resistance;
5.Temperature resistance:Class F,155℃
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
Suitable for all kinds of motor, electric appliances,electronic and other fields.
Main Performance Index
| NO. | ITEM | UNIT | INDEX VALUE | |||
| 01 | Density | g/cm³ | 1.8-2.0 | |||
| 02 | Water absorption | % | <0.5 | |||
| 03 | Vertical bending strength | Normal | Lengthways | MPa | ≥360 | |
| ≥340 | ||||||
| Lateral | ||||||
| 150±2℃ | Lengthways | ≥190 | ||||
| ≥170 | ||||||
| Lateral | ||||||
| 04 | Impact strength（Charpy type） | Gap | Lengthways | KJ/m² | ≥37 | |
| Lateral | ≥37 | |||||
| 05 | Parallel shear strength | MPa | ≥30 | |||
| 06 | Tensile strength | Lenthways | MPa | ≥314 | ||
| Lateral | ≥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 | ≥40 | |||
| 09 | Relative dielectric constant（50Hz) | - | ≤5.5 | |||
| 10 | dielectric dissipation factor（50Hz) | - | ≤0.04 | |||
| 11 | Parallel insulation resistance | Normal | MΩ | ≥5.0×105 | ||
| After soaking for 24 hours | ≥5.0×104 | |||||
Product detail pictures:
Related Product Guide:
We've got quite possibly the most state-of-the-art production gear, experienced and qualified engineers and workers, acknowledged top quality handle systems along with a friendly expert gross sales group pre/after-sales support for Excellent quality Prepreg Fiberglass - 3248 Epoxy Glassfiber Laminated Sheet – Xinxing, The product will supply to all over the world, such as: Guyana, Algeria, Chicago, We've been adhering to the philosophy of "attracting customers with the best items and excellent service". We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
By Joa from Macedonia - 2017.12.02 14:11
In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
By Diego from Portugal - 2018.05.13 17:00
