Final Quality ControlFQC, short for final quality control, is the comprehensive and final inspection of printed circuit boards before shipping to ensure that the boards meet the specifications. Althou...
PCBWay
Oct 17,2022
1128 views
After all the manufacturing processes of the circuit board have been completed, the electrical test is carried out to check the board for open circuits and short circuits. The two most commonly used t...
PCBWay
Oct 07,2022
1542 views
The process of PCB profile is to cut the production panel into specific sizes and shapes based on the customer's design requirements. To facilitate PCB assembly, the boards can be profiled in individu...
PCBWay
Sep 30,2022
631 views
Bare copper of PCB is easily oxidized by moisture when exposed to air, and the resulting oxide layer of copper has a great impact on the soldering, which may lead to cold soldering and even cause the ...
PCBWay
Sep 23,2022
5907 views
Legend printing ,also known as Silkscreen, is a process of printing informational texts or patterns on the surface of the board. Legend information includes component reference designators, switch set...
PCBWay
Sep 19,2022
593 views
Bare copper has good solderability, but it is easily oxidized by moisture when exposed to air. The oxide layer of copper has a great impact on the soldering. It may lead to cold soldering and even cau...
PCBWay
Sep 15,2022
549 views
As a protective layer, the solder mask layer is covered on the traces and substrates that do not need to be soldered to prevent short circuits during soldering. At the same time, it serves to provide ...
PCBWay
Sep 09,2022
2148 views
AOI - Automatic Optical InspectionDuring the etching process, the etching method, the etching rate, the types and pH value of the etchants, or other factors directly affect the quality of the circuits...
PCBWay
Sep 02,2022
2314 views
In the previous step, the copper surface is covered with a layer of tin as an etching resist. Now we need to remove the unwanted copper from the surface to obtain the final desired circuits. This proc...
PCBWay
Aug 26,2022
927 views
After developing, the copper thickness of the exposed circuits needs to be increased by a secondary copper plating, namely pattern plating. The purpose is to make the hole copper and surface copper of...
PCBWay
Aug 19,2022
1798 views
In the previous steps, we have completed the creation of all the inner layer circuits and the required holes (Through/Buried/Blind holes). Next, we have to enter the outer layer imaging process of the...
PCBWay
Aug 15,2022
2222 views
The hole walls after drilling are composed of non-conductive epoxy resin and fiberglass board. In order to connect circuits between different layers, it is necessary to metalize the hole walls through...
PCBWay
Aug 08,2022
1305 views
To make the circuit of each layer connected, the boards need to go through the drilling process to make the corresponding holes according to the specifications in the drill files. For single and doubl...
PCBWay
Aug 01,2022
1246 views
Prior to lamination, the surface of inner image layer needs to go through an oxide process (brown oxide or black oxide treatment) to roughen and passivate the copper surface, increase the interaction ...
PCBWay
Jul 22,2022
1746 views
Surface Pre-TreatmentThe copper sheet after cutting has oxides, grease and other impurities attached to the surface, which firstly needs to be pretreated. The main purpose of pretreatment is to remove...
PCBWay
Jul 19,2022
739 views
Planned FeedingAs PCB gets unavoidably scrapped in the actual production process, the factory needs to add an additional proportion of materials to ensure the required quantity of good boards. The add...
PCBWay
Jul 11,2022
3099 views
All PCB orders need to go through the engineering department before being scheduled for production. Now let's explore what the engineering department does to ensure the smooth production. Checkin...
PCBWay
Jul 07,2022
521 views
プリント回路基板の設計の必要性に伴い、直接めっきプロセスは過去数年間継続的に開発されてきました。リード付きコンポーネントから表面実装コンポーネントまでの小型化によって推進され、PCB設計は、より多くのピンを備えた小型コンポーネントに適応するように進化しました。これにより、PCB層が増加し、回路基板が厚くなり、貫通穴が小さくなります。高アスペクト比の課題に対応するために、生産ラインの技術仕様には、超...
Chloe
Jul 31,2021
527 views
The chemical element symbol of nickel is Ni. Because of its excellent physical, mechanical, and chemical properties, nickel has many applications in engineering and industry, such as anti-corrosion, i...
lesley
Aug 06,2020
5983 views
As a PCB innovation company, PCBWay is committed to solving the pain points of PCB procurement and meeting customers’ various PCB procurement needs — offering special plates such as Rogers, copper sub...
lesley
Jun 26,2020
11538 views
