What is FR4 laminated fiberglass sheet used for?

FR4 laminated fiberglass sheet, as a fiberglass epoxy resin material, has a wide range of uses. The following is a detailed description of its uses:

 

1. Electronics field

Multilayer printed circuit sheet substrate: FR4 fiberglass sheet is an important substrate for making multilayer printed circuit sheets (PCBs). Multilayer printed circuit sheets are common components in modern electronic products, which can achieve higher integration and more complex circuit designs. FR4 sheet meets the various requirements of electronic products for circuit sheets with its excellent insulation performance and high temperature resistance.

Electrical insulation structural parts: In motors and electrical equipment, FR4 sheets are often used as insulation structural parts, such as insulation brace partitions, insulation pads, transformer insulation sheets, motor insulation parts, etc. Its stable electrical insulation performance and high mechanical strength ensure the safe operation of electrical equipment.
 

2. Mechanical manufacturing field

Mold manufacturing: FR4 sheet is widely used in plastic molds, injection molds, mechanical manufacturing and other fields due to its good processability and heat resistance. In the injection mold molding process, FR4 sheet can meet the requirements of high temperature materials and low temperature molds, ensuring the accuracy and durability of the mold.

Mechanical parts: In mechanical manufacturing, FR4 sheets can be used to make various mechanical parts, such as parts of molding machines, drilling machines, injection molding machines and other equipment. Its excellent mechanical properties and moisture resistance enable these parts to maintain stable operation in harsh working environments.

3. Other fields

Other industrial applications: FR4 sheets can also be used to make precision test sheets, insulating parts in electrical (electrical) equipment, etc. Its wide range of applications reflects its excellent comprehensive performance and wide market demand.

In summary, FR4 laminated fiberglass sheets have a wide range of uses in electronics, mechanical manufacturing and other fields. Its excellent performance characteristics make it an indispensable and important material in these fields.