Customized Single Stage and Multistage Dry Screw Pump System

Customer

Tecnofilm SpA at S. Elpidio a Mare (FM), Italy. Elastomeric-thermoplastic compound manufacturer

Application
Centralized vacuum system for 9 extruders

Requirements
Replacement of old and ineficient liquid ring vacuum pumps

Performance

• Inlet pressure up to 80 mbar (abs)
• Capacity up to 1,600 m³/hr

Solution
Vacuum system composed of two screw pumps (KDP 800) in parallel

Customer Benefits

• Increased vacuum (better degasing)
• No water pollution
• Reduction of air pollution
• Maintenance costs reduction
• Energy saving

CustomerEulip SpA at Parma (PR), Italy. Food Industry

ApplicationRefinement

RequirementReplacement of steam ejectors

Performance

• Inlet pressure up to 1.5 mbar (abs)
• Capacity up to 45,000 m³/hr

SolutionThree stage vacuum system composed of screw pumps and rotary lobe  in series

Customer benefits

• Energy savings
• Increased vacuum 

CustomerVTD Trasformatori Srl at Valdagno (VI), Italy. Transformer manufacturer

ApplicationDrying transformers

RequirementsReplacement of a rotary piston vacuum pump

Performance

• Inlet pressure up to 0,001 mbar (abs)
• Capacity up to 970 m³/hr

SolutionDouble stage vacuum system composed of screw vacuum pump (KDPH 320) and rotary lobe in series (RBS 65/AV)

Customer benefits

• Energy savings
• Maintenance costs reduction
• No more pollution at the pump discharge due to the presence of oil vapor