Central vacuum supply dry rotary vane vacuum pump
 similar as CZPT.

Feature
 
Sensible value
 
Lower noise level
 
Exceptional greatest vacuum
 
Simplified repairs and maintenance
 
Improved internally put in inlet check out valve program
 
Consistent stress oil circulating system
 
Convenient gasoline ballast valve control
 
Large CZPT of corrosion defense
 
New creation techniques for improved performance and serviceability
 
Practical oil stage examining and modifying

the bundle of vacuum pump 

The components for CNC router