Question: Why is it necessary to install a backing pump in high vacuum applications? high vacuum can only be achieved quickly if 2 or more

Why is it necessary to install a backing pump in high vacuum

Why is it necessary to install a backing pump in high vacuum applications? high vacuum can only be achieved quickly if 2 or more pumps work together high vacuum pumps can only start to operate at medium vacuum levels backing pumps improve the pumping speed of a high vacuum pump all backing pumps provide clean vacuum conditions required for high vacuum pumps

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