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Equipment Classification
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Screw Pump Piston Ring Bushing
Suitable for Elma VDP70–VDP2800
The piston ring bushing is a stationary, cylindrical component with exceptionally high precision in its inner bore machining. It is press-fitted or secured within the shaft hole of either the vacuum pump’s pump body or end cover, ensuring a tight seal between the rotating shaft and the stationary pump housing.
(Air-cooled) Roots Pump Piston Ring Bushing
Suitable for Elam ZJ/ZJQ70-20000
The piston ring bushing is a stationary, cylindrical component with exceptionally high precision in its inner bore machining. It is press-fitted or secured within the shaft hole of either the vacuum pump’s pump body or end cover, ensuring a tight seal between the rotating shaft and the stationary pump housing.
