The knowledge and profile of CCL
Along with the electronic products to the light, thin, small, high density, and more functional development, density of components on printed circuit board assembly and integration is higher and higher, power consumption is more and more big, and the heat [...]
A kind of composite materials with glass fiber and resin laminated
"G" stands for glass fiber, "10" should means containing 10% in glass fiber. G10 materials has characteristics of insulation, corrosion-resistant, wear-resistant. It can be used as a knife handle. G10 is a kind of composite material with glass fiber cloth [...]
CEM-3 series CCL
This type products were produced by the company has three substrate colors, namely, white, black and natural color. Mainly used in computers、LED industry、watches、general household electrical appliances and ordinary electronic products (such as VCD, DVD, toys, games, etc). Its main characteristics [...]
FR-4 Performance characteristics
Vertical layer orientation Bending strength A: Normal state: E-1/150，150±5℃≥340Mpa Parallel layer orientation the impact strength (simple beam method): ≥230KJ/m Insulation resistance after immersion(D-24/23): ≥5.0×108Ω Vertical layer orientation Electrical strength( In 90±2℃ transformer oil, board thickness:1mm ): ≥14.2MV/m Parallel layer orientation [...]
FR-4 Processing Technology
In the production of epoxy resin CCL, FR-4 CCL has maintained its dominant position. According to reports, the main reason is that this product has excellent overall performance and flame resistance, but also has a better function-price ratio, by the [...]
FR-4 Environmental protection
Human development is always closely related with the environment. In the electronics industry, the substrate of halogen-free and process lead-free is the the two core focus. Halogen-free substrate development work is in the mid-80s of 20th century, the real industrialization [...]
FR-4 Using Instructions
DRY(Dried Laminate) Reason Analysis: DRY is a very troublesome problem, it has a degree of difference, the seriousness is a comprehensive dry, minor occurred in the corner, the reason may be the glass cloth coupling agent and the poor compatibility of [...]
Analysis on Key Points of PCB Design
In the current society, a large number of electronic products are widely used in everyone's daily work and life, so they need to ensure the reliability, and the vast majority of electronic systems through printed circuit board, must have a [...]
Analysis on commonly used PCB substrate performance – FR4
FR-4 practical significance FR-4 is a code for the class of flame resistant materials, which means that the resin material through the combustion state must be able to self-extinguish a material specifications, it is not a material name, but a [...]