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In ancient times, it was the negative pressure in the recovery tower

2016-07-19View Original

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Reasons why negative pressure cannot be generated in the recovery tower of the extraction unit
Reply #22016-07-20
The system must have a dew point! Increase the vacuum pumping load to improve the vacuum level
Reply #32016-08-22
There’s no specific reason; it’s simply that the airtightness isn’t good enough. Gas samples can be taken for analysis to determine whether they contain air components

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