Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing
Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing Detail:
Product Description
3240 Epoxy phenolic glass fiber laminated sheet(Grade A):This product is a laminated product made of electrical purposed alkali-free
glass cloth impregnated with epoxy phenolic resin by hot pressing.The thermostablity is grade B.It has good mechanical and dielectrical properties, it is widely used in motor ,electrical equipment as the insulating materials and components,and also suitable under wet environment and transformer oil.
3240 Epoxy phenolic glass fiber laminated sheet(Grade B):This product is a laminated product made of electrical purposed alkali-free
glass cloth impregnated with epoxy phenolic resin by hot pressing.
Because 3240-B is cheaper than 3240-A and has good practicability, it is more common in the market. For further information, please kindly consult our sales person.
Compliance With Standards
In accordance with GB/T 1303.4-2009 electrical thermosetting resin industrial hard laminates – Part 4: epoxy resin hard laminates, IEC 60893-3-2-2011 insulating materials – electrical thermosetting resin industrial hard laminates – Part 3-2 of the individual material specification EPGC201.
Features
1.Good mechanical properties;
2.Good dielectrical properties; 3.Moisture resistance,suitable under wet enviroment and transformer oil.
4.Good machinability properties
5.Temperature resistance:Class B, 130℃
Application
1) Used in the mechanical performance requirements of a high motor, electrical equipment and insulating struct ral parts
2) ICT,ITE rule the processing of the insulation parts,test fixtures,silicon rubber keypads mold
3) Fixture plate , mold plywood,countertops grinding plate,packaging machines,comb,etc
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 | MPa | ≥340 | |
| 04 | Vertical compression strength | MPa | ≥350 | |
| 05 | Parallel impact strength (charpy type) | KJ/m² | ≥33 | |
| 06 | Tensile strength | MPa | ≥200 | |
| 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 | ≥35 | |
| 09 | Relative dielectric constant（50Hz) | - | ≤5.5 | |
| 10 | Dielectric dissiption factor（50Hz) | - | ≤0.04 | |
| 11 | Insulation Resistance after soaking（after soacking for 24hours） | MΩ | ≥5.0×104 | |
Product detail pictures:
Related Product Guide:
All we do is usually affiliated with our tenet " Buyer to start with, Belief to start with, devoting about the food packaging and environmental defense for Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing, The product will supply to all over the world, such as: kazan, Cancun, Madrid, As an experienced factory we also accept customized order and make it same as your picture or sample specifying specification and customer design packing. The main goal of the company is to live a satisfactory memory to all the customers, and establish a long term win-win business relationship. For more information, please contact us. And It is our great pleasure if you like to have a personally meeting in our office.
By Mario from luzern - 2017.11.20 15:58
The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
By Elsa from Malaysia - 2017.02.28 14:19
