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Industry news

Industry news

What do PCB positive and negative mean? What's the difference?
18Jun
Caddy 0 Comments

What do PCB positive and negative mean? What's the difference?

Distinguish screen printing screen plate (negative), working film, positive film and negative film and film surface: screen printing screen has a mother film and working film (subfilm), black and yellow film, positive and negative film;

Common bad causes of PCBA welding resistance film
18Jun
Caddy 0 Comments

Common bad causes of PCBA welding resistance film

The solder resistance design between the pad and the pad, and the solder resistance graphic specifications should conform to the design of the welding end distribution of specific components; If the open window block welding between the pad and the pad ca

What is the meaning of "false eight layers" in PCB design?
18Jun
Caddy 0 Comments

What is the meaning of "false eight layers" in PCB design?

This line width is generally satisfied for the conventional design, then we can compare the two layers, you will find that the difference between them is that the core is thinner, and then the pp sheet of one or two layers and five or six layers is also t

What are the benefits of choosing the gold sinking process for PCB proofing?
18Jun
Caddy 0 Comments

What are the benefits of choosing the gold sinking process for PCB proofing?

The copper on the circuit board is mainly copper, copper solder joints are easy to be oxidized in the air, which will cause electrical conductivity, that is, poor tin eating or poor contact, reducing the performance of the circuit board, then you need to

Requirements for screen printing design in PCB design
18Jun
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Requirements for screen printing design in PCB design

when the customer requires the top bottom to write copper words, line copper word line width: HOZ base copper: character width of more than 8mil, height of more than 45mil; 1OZ base copper: more than 10mil character width; Height above 50mil. At the same

PCB design common wiring rules
18Jun
Caddy 0 Comments

PCB design common wiring rules

Design data output: PCB source files, Gerber files, assembly files, steel mesh files, structural files, etc. After the PCB Layout design is completed, our engineers will conduct mutual inspection, including DFM inspection, QA inspection, EMC inspection. A

PCB surface treatment process OSP advantages and disadvantages
18Jun
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PCB surface treatment process OSP advantages and disadvantages

An OSP circuit board, exposed to the air for more than ten days, will not be able to weld components. Energy production from 2 layers to 14 layers, 14-22 layers can be proofing production.Minimum line width/spacing: 3mil/3milBG Distance :0.20MM Minimum ap

PCB process edge function, production method and design
18Jun
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PCB process edge function, production method and design

This layer of organic film can make the circuit board before welding to ensure that the inner layer of copper foil will not be oxidized, welding, once heated, this layer of film will evaporate, solder can solder the copper wire and components togethe

How should PCB companies develop under the new situation
17Jun
Kim 0 Comments

How should PCB companies develop under the new situation

As a very core part of the PCB industry, the domestic market in the large industry is subject to technical barriers, trade barriers and material shortboards and other factors, and there is a trend toward long-term loss of business downturn.

Aluminum substrate package and chip connection
17Jun
Kim 0 Comments

Aluminum substrate package and chip connection

At the same time, relevant associations should also actively lead, assist the government to seek more development space for the PCB industry, but also actively call on the awareness of energy conservation and environmental protection of enterprises, carry

In the next ten years, China's PCB instrument and equipment will usher in a golden development period
17Jun
Kim 0 Comments

In the next ten years, China's PCB instrument and equipment will usher in a golden development period

As long as the performance and quality of domestic PCB instruments and equipment are similar, with the advantages of the local environment such as cost performance and after-sales service, to establish a national brand, domestic instruments and equipment

The future development trend of LED aluminum substrate
17Jun
Kim 0 Comments

The future development trend of LED aluminum substrate

PCB materials have incomparable advantages compared with other materials. Suitable for power component surface mount SMT public art. Without heat sink, the volume is greatly reduced, the heat dissipation effect is excellent, good insulation and mechanical

Just upload Gerber files, BOM files and design files, and the KINGFORD team will provide a complete quotation within 24h.