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，
Applicable to mechanical, electrical, electronic, electrical and other fields. It is also used in the processing of insulating parts, and processed into all kinds of insulating parts and equipment insulating structural parts, which can be used in wet environment conditions 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 environment and transformer oil.
4.Good machinability properties
5.Temperature resistance:Grade B
Application
1) Used in the mechanical performance requirements of a high motor, electrical equipment and insulating structural 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 | ||
| 1 | Density | g/cm³ | 1.8-2.0 | ||
| 2 | Water absorption Rate | % | ≤0.5 | ||
| 3 | Vertical bending strength | MPa | ≥340 | ||
| 4 | Vertical compression strength | MPa | ≥350 | ||
| 5 | Parallel impact strength (charpy type-gap) | KJ/m² | ≥33 | ||
| 6 | Parallel impact strength (cantilever beam method) | KJ/m² | ≥34 | ||
| 7 | Parallel shear strength | Mpa | ≥30 | ||
| 8 | Tensile strength | MPa | ≥200 | ||
| 9 | Vertical electric strength （in oil of 90℃±2℃） |
1mm | KV/mm | ≥14.2 | |
| 2mm | ≥11.8 | ||||
| 3mm | ≥10.2 | ||||
| 10 | Parallel breakdown voltage(in oil of 90℃±2℃） | KV | ≥35 | ||
| 11 | Dielectric dissiption factor（50Hz) | - | ≤0.04 | ||
| 12 | Insulation Resistance | Normal | Ω | ≥5.0×1012 | |
| After soaking for 24hours | ≥5.0×1010 | ||||
Product detail pictures:
Related Product Guide:
Innovation, quality and reliability are the core values of our company. These principles today more than ever form the basis of our success as an internationally active mid-size company 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: Milan, Manila, Ukraine, Our solutions have national accreditation requirements for qualified, good quality items, affordable value, was welcomed by individuals all over the world. Our goods will continue to improve inside the order and appear forward to cooperation with you, Really should any of those items be of interest to you, please letus know. We will be satisfied to provide you a quotation up on receipt of the detailed needs.
By Fernando from Mozambique - 2017.08.16 13:39
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By Patricia from Malta - 2018.06.05 13:10
