At the beginning, the manufacturing process of steel mesh in Changsha SMT small batch processing factory is mainly to make plates by photography, and then chemical etching is used. In addition, laser cutting or electroforming is used to make plates for steel mesh in Changsha SMT processing. Changsha smt proofing briefly introduces the advantages and […]
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SMT material throwing is usually called material throwing, that is to say, after the suction nozzle of the mounter picks up the material in the material tray, the material is thrown out in the process of moving to the PCB mounting position. Generally, the reason for this problem is that the suction nozzle pressure is […]
1. What are the processing steps of SMT SMD Mark? 1. the handling method of Mark, whether Mark is needed or not, and the side of the template, etc. 2. Which side of the template the Mark graphic is placed on depends on the specific structure of the printing press (the position of the camera). […]
I. Electrical test In the production process of PCB, it is inevitable that electrical defects such as short circuit, open circuit and leakage will be caused by external factors. In addition, PCB continues to evolve towards high density, fine spacing and multi-level. If the defective boards are not screened out in time and allowed to […]
What materials should be given to SMT small batch SMD processing factory by OEM? In SMT processing, especially OEM, if there is insufficient processing materials provided by customers to electronic processing factory, it will waste processing time, thus affecting the delivery time. What information do you need to provide to SMT small batch SMD processing […]
Pcb (printed circuit board) can be divided into single-sided, double-layered and multi-layered. There is no limit to the number of layers of multilayer boards. At present, there are more than 100 layers of PCB, commonly four-layer and six-layer boards. On the basis of Top Layer and Bottom Layer, the simple four-layer board adds power layer […]
Circuit board, also known as PCB, is an important electronic component, the support of electronic components, and the provider of electrical connection of electronic components. Circuit board proofing refers to the trial production of printed circuit boards before mass production. It is mainly applied to the process that electronic engineers conduct small batch trial production […]
It is estimated that the printed circuit board industry will not be eliminated in the last 50 years. After all, all electronic products need to be used, even if they are small. Every line has many things that outsiders don’t know, and there are many seemingly difficult but really simple technological processes. Today, I will […]
I believe that anyone who knows the production process of pcb proofing knows that electroplating is an indispensable and most important link in PCB, because the success of electroplating directly affects whether the PCB is qualified. Why can’t the quality be guaranteed in some PCB factories? It is because electroplating is not well controlled or […]
Nowadays, the rapid development of all walks of life and the rapid development of science and technology have promoted the great development of electronic products and the rapid development of SMT chip proofing. However, in this uneven industry, there will inevitably be some enterprises that cannot guarantee the quality of SMT chip proofing. In fact, […]










