

Air-Operated Diaphragm Pump


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Available for alkaline etching machines
Previous Application
Upgrade: Air-operated diaphragm pump for level-controlled draining
Advantages
With the previous alkaline etching process the problem in feed and bleed processes is that part of the freshly fed etchant (replenisher) may drain off into the overflow before it can be used up in the process solution. This results in a correspondingly higher use of chemistry.
Through the use of a pneumatic membrane pump, a part of the spent etching solution is pumped out of the module sump before the fresh etchant (replenisher) is added. With feed and bleed processes this prevents the fresh etchant from draining off into the overflow, thus reducing chemistry consumption.
- Reduced chemistry consumption
- No direct overflow of fresh etching chemistry
Additional Information
SCHMID Global Services
The self-priming pumps are insensitive to the intake of air. In addition, due to the compact design of the pump for level-controlled draining it can be easily installed later. For systems with PLC control an adaptation of the visualization is required.
Your production line of yesterday may soon be a
production line of tomorrow. Since after the targeted intervention of our experts it will be state-of-the-art, and in fact at a significantly lower price than a new acquisition. With our upgrades you can maximize your output, increase the quality and expand your product
portfolio.



Previous Application
With the previous alkaline etching process the problem in feed and bleed processes is that part of the freshly fed etchant (replenisher) may drain off into the overflow before it can be used up in the process solution. This results in a correspondingly higher use of chemistry.
Upgrade: Air-operated diaphragm pump for level-controlled draining
Through the use of a pneumatic membrane pump, a part of the spent etching solution is pumped out of the module sump before the fresh etchant (replenisher) is added. With feed and bleed processes this prevents the fresh etchant from draining off into the overflow, thus reducing chemistry consumption.
Advantages
- Reduced chemistry consumption
- No direct overflow of fresh etching chemistry
Additional Information
The self-priming pumps are insensitive to the intake of air. In addition, due to the compact design of the pump for level-controlled draining it can be easily installed later. For systems with PLC control an adaptation of the visualization is required.
SCHMID Global Services
Your production line of yesterday may soon be a production line of tomorrow. Since after the targeted intervention of our experts it will be state-of-the-art, and in fact at a significantly lower price than a new acquisition. With our upgrades you can maximize your output, increase the quality and expand your product
portfolio.


