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Vacuum Conveying

Vacuum Conveying
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Vacuum Conveying

Product catalog summary
Introduction
VOLKMANN GmbH, founded in 1973, is a leader in vacuum technology for pneumatic material transportation. The company is known for its patented vacuum conveyors, pumps, and components, which excel in economy, quality, and cost-performance.
How a Vacuum Conveyor Works
Vacuum conveyors use a vacuum-induced air stream to transport materials like powders and granulates. Benefits include dust-free transfer, low maintenance, and easy installation, suitable for industries such as chemical, pharmaceutical, and food.
Conveyed Materials
Volkmann's conveyors handle a variety of materials, from fine dust to metal powders, across sectors like food, chemicals, plastics, and pharmaceuticals.
Reference Applications
Examples include filling mixing vessels, emptying dryers, and transporting materials in pharmaceutical processes, showcasing the systems' versatility and efficiency.
Influences on Vacuum Conveying
Factors like conveying distance, material characteristics, and environmental conditions affect system design. Consulting with the manufacturer is crucial for a reliable and safe system.
Conveying Methods
Methods include flight conveying, dilute phase conveying, and plug conveying, each suited for different materials and applications.
Conclusion
Volkmann offers customized vacuum conveying solutions, supported by modern technology and engineering expertise, encouraging clients to discuss specific needs for process optimization.
Overview of Vacuum Conveying Systems
These systems transport materials efficiently using high vacuum levels, with air speeds from 3 to 10 m/s. The product flow rate can be up to 100 times larger than the air flow rate, making them energetically comparable to dilute phase conveying.
Key Components and Functionality
The MULTIJECTOR® vacuum pump is essential for high efficiency with low air consumption, featuring a suction air to compressed air ratio of up to 6:1.
Types of Conveying Conditions
Conveying conditions include plug conveying, dilute phase conveying, and flight conveying, chosen based on material characteristics and desired outcomes.
Design and Customization
Volkmann's modular design allows easy disassembly and cleaning, suitable for GMP applications, with customization options for specific industry needs.
Technical Specifications
Specifications for MULTIJECTOR® pumps include operating pressure, noise levels, and material construction, with different series offering varying suction air flow and vacuum capacity.
Applications and Advantages
Ideal for handling powders, granulates, and viscous media, these systems are ATEX certified for explosive environments and beneficial for industries with frequent product changes and high hygiene standards.
Conclusion
Volkmann's systems offer versatile and efficient material transport solutions, with modular design, high efficiency, and customization options.
Specifications
Conveyors come in sizes Ø170, 250, 315, 450 mm, made from AISI 316 L stainless steel, designed for easy assembly and cleaning, with advanced filter modules and capacities from 100 kg/h to 6 t/h.
Procedures and Features
Modular components include pump-cover combinations, filter modules, and base modules, with back blow air shock systems for filter cleaning, suitable for CIP processes.
Standards and Certifications
ATEX certified for explosive environments, WIP/CIP-ready for pharmaceutical industry requirements, and compliant with GMP standards.
Recommendations and Best Practices
Recommended for high-quality material handling in industries like pharmaceuticals, with customization options for specific needs.
Applications
Suitable for handling sensitive materials, preventing mechanical damage and contamination, with inerting systems for explosive or flammable materials.
Conclusion
Volkmann's conveyors provide a reliable solution for material handling in demanding environments, with modular design and safety compliance.
Specifications
Designed for pressures from -1 to +10 bar, with Multijector Vacuum pump and secondary filter unit, available with standard flange connections.
Procedures
Operation involves sucking material into a separator, with pressure-proof valves and air-shock system for filter cleaning.
Norms and Safety
Adheres to pressure-equipment-directive 97/23/EG, with explosion prevention and safety guidelines.
Advantages
Benefits include established filter technology, no product compression, easy discharging, and capacities from 100 to 4000 kg/h.
Powder Locks
Prevent direct contact during discharge, ensuring no hazardous gases escape, with inerting options.
Weighing and Dosing
Vawidos systems integrate weighing and dosing, supporting up to 256 components with high accuracy.
Complete Solutions
Includes dust-free loading stations and automatic discharging systems to improve production conditions and reduce safety risks.
Additional Features
Details on suction lances and product loading elements for specific applications, including inerting or sterile conditions.
Filter Specifications
  • PE-HD Filters: Made from UHMWPE, FDA-approved, with a pore size of less than 5 µm, max temperature 80°C.
  • PE-HD-AS Filters: Antistatic with carbon, similar specifications to PE-HD.
  • Stainless Steel Filters: Made from AISI 316, with a 5 µm mesh size, max temperature 200°C.
  • Filter Cartridges Ti07-1/2 and Ti07: Conductive polyester fabric with PTFE membrane, FDA-approved, max temperature 120°C.
Control Systems for Vacuum Conveyors
  • Pneutimer T3S and T4S: Pneumatic timer controls with adjustable suction and discharge times.
  • Pneutimer T1 and T3: Similar to T3S but without pump delay.
  • Pneutimer T2C: Basic control for simple systems.
  • PLC controls available for centralized systems.
Mounting Elements
Standard and custom mounting elements available to prevent damage and facilitate maintenance.
Suction Hoses
  • PUR Hoses: Lightweight, flexible, FDA-approved, temperature resistance -40°C to +90°C.
  • PUR-EL Hoses: Electrically conductive version of PUR.
  • PVC Hoses: Middle weight, temperature resistance -10°C to +60°C.
Stainless Steel Pipe-Bends
Available in various diameters and materials, with surface roughness less than 0.8 µm.
Inquiry Form
Includes sections for customer information, conveying task details, material definition, and safety considerations.
Additional Services
Volkmann offers conveying tests, on-site demonstrations, seminars, and training to enhance understanding and application of vacuum conveying systems.
See more

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