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
1126 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
1538 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
626 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
5763 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
591 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
543 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
2143 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
2308 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
923 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
1791 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
2215 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
1300 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
1240 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
1740 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
735 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
3095 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
515 views
Have you finished your project and now you want to get some prototypes fabricated? In this article, I will go over the start-to-finish process of ordering PCBs from PCBWay.How to export gerbers?To exp...
Cook
Jun 24,2022
506 views
Overview:This post is primarily made for absolute beginners who are interested in PCB designing. In this post we will NOT learn about PCB designing but some important knowledge to be learned about PCB...
Engineer
Apr 07,2021
5068 views
Many characteristics of PCB are determined by the substrate，improper selection of the substrate will not only affect some performance of the product. Such as heat resistance, product operating tempera...
lesley
May 21,2020
2217 views
| Ranking | Name | Answers |
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| 1 | Widgren | 1 |
