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text 2019-06-24 06:29
What to know before purchasing a PCB cleaning machine?

As we all know self manufactured PCB contains dust and dirt of solder, flux and wiring which needs to be cleaned before bringing your circuit board to work. The cleaning needs to be done very carefully as there are contaminants on circuit boards too, which are mainly composed of organic or synthetic resins, ions, acids, solder balls, fingerprints and to some extent, particulates of PCBs. Cleaning can be done manually or by using a separate PCB cleaning machine. Electronic components of the printed circuit board are attached to the base using surface-mount technology, and a property cleaning is required after the process of attaching to remove the remaining particles of solder. Various machines are such as SMT stencil cleaner and SMT nozzle cleaning machine are used for cleaning the remains after attaching the component using surface-mount technology.

Types of PCB cleaning machines available in the market

PCB cleaning machines can vary on the basis of their sizes and price. There are big variations in prices if you are investing or small or big machines. It is also important to note that machine also varies in their working power, processes and also machines on which they are dependent on to work. Thus, it becomes all the more important to take a wise decision and think twice before investing in any of the products.

1.Manual cleaning

Manual cleaning involves the usage of brushes with soft bristles. It is not highly recommended for areas with higher production of circuit board as it may leave contaminants over some areas. Although this process is good for areas with low production, it should be avoided to be used in the large production area. The brush used in the cleaning process is required to be washed properly as this can transfer the contaminants to the other surfaces too.

2.Ultrasonic cleaning

In this process the board is immersed in the cleaning agent so that the components remain in contact with the cleaning agent.

3.Batch immersion

This process involves the cleaning of the board in groups. In this process a group of circuit boards are immersed in the cleaning agent to shorten the time taken in cleaning.

4.Duo-solvent cleaning

In this process the cleaning solvent is allowed to flow on the printed circuit board. This process involves using two different solvents at the same temperature.

5.Batch aqueous spray-in-air cleaning

In this process a group of assembles PCBs are stores and sealed in a chamber of the cleaning machine where washing, rinsing and drying take place together.

1.Manual cleaning

Manual cleaning involves the usage of brushes with soft bristles. It is not highly recommended for areas with higher production of circuit board as it may leave contaminants over some areas. Although this process is good for areas with low production, it should be avoided to be used in the large production area. The brush used in the cleaning process is required to be washed properly as this can transfer the contaminants to the other surfaces too.

2.Ultrasonic cleaning

In this process the board is immersed in the cleaning agent so that the components remain in contact with the cleaning agent.

3.Batch immersion

This process involves the cleaning of the board in groups. In this process a group of circuit boards are immersed in the cleaning agent to shorten the time taken in cleaning.

4.Duo-solvent cleaning

In this process the cleaning solvent is allowed to flow on the printed circuit board. This process involves using two different solvents at the same temperature.

5.Batch aqueous spray-in-air cleaning

In this process a group of assembles PCBs are stores and sealed in a chamber of the cleaning machine where washing, rinsing and drying take place together.

Once you have gained complete information about the machine and its maintenance, get on to https://www.smthelp.com/pcb-cleaning-machine/ and invest in one of the best products available in the market

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