On August 10, 2019, a group of Pakistan customers came to visit ZTelec Group. Our general manager Mr. Zhang receiv...
On August 10, 2019, a group of Pakistan customers came to visit ZTelec Group. Our general manager Mr. Zhang received the visiting customers and accompanied them to visit our FR4 substrate production process workshop.
During the visit, the Pakistan customers spoke highly of the production process and management system of the FR4 substrate in the workshop, stopped to exchange details from time to time, and took out their camera to take photos as a souvenir. The successful connection with the Pakistani customers marked a solid step forward in the development of the Pakistan market.
The classification of FR4 substrate:
FR4 is the substrate used in PCB and is a type of sheet material. According to the different reinforcement materials, the sheet materials are mainly classified into the following four types:
1) FR4: Glass cloth substrate
2) FR1, FR2, etc. : Paper substrate
3) CEM series: Composite substrate
4) Special material substrates (ceramic, metal substrates, etc.)
FR4 is a laminated plate made of special electronic cloth impregnated with epoxy phenolic resin and other materials under high temperature and high pressure.