Raw MaterialsThe substrate most commonly used in printed circuit boards is a glass fiber reinforced (fiberglass) epoxy resin with a copper foil bonded on to one or both sides. PCBs made from paper rei...

Copper Chloride is concentrated by (CuCl2･2H2O) and HCl and H2O; Fecl_3 Solution is made by Fecl 3 and HCl and H2O;...

A jumper is a tiny metal connector that is used to close or open part of an electrical circuit. It may be used as an alternative to a dual in-line package (DIP) switch....

The printed circuit board (PCB) is usually on a glass epoxy substrate bonded to a layer of copper, The copper thickness generally includes 18μm,35μm,55μm and 70μm and the most common copper thickness ...

Surface Mounted Devices (SMD) is one of electronic components and assemblied in high density, small size and light weight. The volume and weight is only 1/10 of tranditional DIP components. Being repl...

The pcb conformal coating can prevent the exposure of the Pad, the circuit connection point or electronic components which are on the PCB surface to the air causing oxidation and contamination....

PCB array not only can easily plug-in board, but also convenient manufacturers own production, saving production materials and reducing production cost....

Rigid and flexible printed boards include rigid and flexible areas. Flex Rigid board is widely used in all kinds of modern small electronics equipment because of its flexibility, portability and light...