Introduction to Suction Machine
Suction machines are a critical industrial material handling equipment, which significantly enhances the production process and enhances efficiency in many industries. Suction machines apply negative pressure vacuum technology in vacuuming, conveying, and discharging material in a convenient and efficient way, making them a critical tool in today’s production environments. No matter crushed, powdered, or granular material is being conveyed, suction machines perform at their best and without any disruption, minimizing downtime and peak production.
In contrast to dirty and time-wasting manual handling, these machines have clean working surfaces in ferrying material quickly from place to place. They are highly efficient within food processing factories, pharmaceutical companies, and the construction material industry where cleanliness and speed are pivotal. Laborers also appreciate the fact that they reduce heavy lifting and spillage.
Their actual advantage lies in their simple, sleek design. They possess minimal moving components to require maintenance while ensuring consistent performance day after day. Suction devices discreetly power today’s production lines while helping to make work areas cleaner and safer, whether conveying finished products or loading raw materials.
Wolter’s two featured Suction Machine
Wolter Company specializes in industrial material handling solutions, with its suction machines standing out for reliable performance. The WSP-5.5D crushed material suction machine handles dense particles effortlessly, while the versatile Vacuum suction machine excels with granular materials. Both models are built to make tough jobs easier across various industries.
What makes these machines special is their thoughtful design. They work like powerful vacuum cleaners for industrial materials, moving everything from fine powders to coarse fragments without fuss. The systems are completely enclosed, keeping work areas clean and materials uncontaminated – a crucial feature for sensitive sectors like food production.
Both models share three standout advantages:
Efficiency – Quick material transfer minimizes downtime.
Hygiene – Sealed systems prevent contamination.
Low maintenance – Tool-free cleaning keeps operations smooth.
Operators appreciate how little effort these machines require. Cleaning is straightforward, with parts that come apart easily for maintenance. The smart engineering means they keep running day after day with minimal attention. Whether moving ingredients in a food factory or materials at a construction site, they deliver consistent performance.
Ideal for food, pharmaceuticals, and construction, these suction machines simplify demanding workflows. Their user-friendly designs ensure good results without complicated procedures. By choosing Wolter’s suction machines, businesses get reliable equipment that saves time and reduces headaches in daily operations. The focus on practical solutions makes them valuable tools for any operation needing efficient material handling.

WSP-5.5D crushed material suction machine
The WSP-5.5D Crushed Material Suction Machine is engineered for industrial processing environments with specialized handling capabilities. Its anti-bridging design incorporates a tapered pneumatic downcomer assembly and 20-mesh stainless steel disc-type screen, effectively preventing material clogging while maintaining optimal filtration performance.
Designed for heavy-duty applications, the machine delivers reliable throughput of 500-600kg/h through its φ76 stainless steel piping system. The 5.5kW conveying fan with integrated vacuum pressure gauge enables material conveyance up to 10m distances, making it suitable for various industrial layouts.
Maintenance efficiency is achieved through innovative features including tool-free disassembly of bucket filters, easy-clean metal screens, and a separable 50L hopper-mainframe configuration. These design elements significantly reduce downtime while simplifying equipment transportation between workstations.
Safety and control systems include a microcomputer controller, standard solenoid starter, and vacuum relief valve. All material contact surfaces are iron-free to ensure product purity throughout the conveying process. Users should note configuration requirements regarding PLC/microcomputer selection and pipeline specifications, with special attention to vacuum pressure relief valve exclusions in sub-5.5kW models.
Anti-Bridging Design
The WSP-5.5D incorporates an advanced tapered pneumatic downcomer assembly that effectively prevents material bridging and clogging during operation. This innovative design is backed by a 20-mesh stainless steel disc-type screen, assuring maximum filtration along with smooth material flow. The specially designed wide downcomer design of the narrow downcomer assures steady operation in handling all crushed materials, its conical shape allowing fewer operational stoppages and maximum efficiency.
Heavy-Duty Operation
Specifically designed to withstand demanding industrial applications, this vacuum machine offers an impressive 500-600kg/h conveying capability to support heavy-duty material handling requirements. The system utilizes a durable φ76 stainless steel piping system capable of supporting up to 10m maximum conveying length, and the heavy-duty 5.5kW conveying fan with integrated vacuum pressure gauge guarantees stable and consistent operation under various working conditions.
Maintenance Optimization
Designed with operator convenience in mind, the WSP-5.5D features a revolutionary tool-free disassembly system for both the bucket filter and dust collection components. The metallic screen is easy to clean and eliminates the use of specialized tools for maintenance, significantly reducing downtime. The spacious individual hopper with its sufficient 50L capacity, along with the easy-to-move detachable mainframe design, not only facilitates maintenance but also provides ease of transportation and installation.
Safety & Control
Safety and precision are at the core of the WSP-5.5D’s design, featuring a sophisticated microcomputer controller that ensures precise operation management. The standard configuration includes both a solenoid starter and vacuum relief valve for enhanced operational safety. All material contact surfaces are constructed with iron-free materials to guarantee product purity, making this system suitable for applications where contamination control is critical.
Configuration Notes
When specifying the WSP-5.5D, particular attention should be paid to confirming the selection between PLC and microcomputer control systems to match specific operational requirements. Pipeline material specifications, including PVC steel wire hose length when applicable, must be carefully verified during the ordering process. It’s important to note that models configured with motors below 5.5kW are supplied without the vacuum pressure relief valve as standard.

Vacuum Suction Machine for Granular Materials
This specialized vacuum suction machine is engineered for efficient handling of granular materials. It operates within a fully enclosed system, creating a dust-free environment during material transfer. The sealed design of this suction machine ensures zero product spillage and protects workers from airborne particles.
Designed with smooth mobility in mind, this compact and light suction machine features a convenient 7L hopper capacity. Its small footprint leaves space in small workshops or restricted production areas. Powered by energy-efficient 1.5kW fan, this suction machine delivers steady suction power without excessive energy consumption or large equipment.
Every component is a reflection of our eco-friendly emphasis. Suction machine uses iron-free contact surfaces in its process flow, never corroding or contaminating. Inbuilt air pollution control systems actively clean exhaust air such that emissions are clean and comply with environmental standards. Such features render the suction machine ideal for food processing, pharma, and eco-sensitive sectors.
The simplicity of this suction device transfers to application. Reasonable controls require minimal training, and light construction allows for quick repositioning from workstation to workstation. Maintenance is low – all surfaces may be wiped clean and the closed system prevents material buildup in remote locations.
For grain, powder, pellet, or granule management, this vacuum suction machine offers a tidy, productive solution. It avoids creating dust clouds in the transfer of material, reduces product loss, and maintains air quality in the work environment – all within compact, environmentally friendly form that reconciles performance and planet consciousness.
Suction Machines for Diverse Industrial Needs
The suction machine adapts perfectly to different industry requirements while maintaining high performance. Each version keeps the core benefits of clean operation and reliable material handling.
Pharmaceutical operations benefit from the suction machine’s dust-free performance. The fully enclosed system contains fine powders completely, protecting both sensitive compounds and cleanroom environments. With this suction machine, companies maintain product integrity while complying with health regulations.
For construction sites, the suction machine offers unmatched durability. Heavy-duty components withstand abrasive materials like sand and crushed stone. This suction machine keeps going through tough conditions, moving bulk materials efficiently without breakdowns.
For automotive workshops, the suction machine effectively collects metal shavings and weld scrap. The durable build can resist sharp metal fragments without getting harmed, providing clean and safe working zones. Mechanics appreciate the suction machine particularly for quick cleanup in the engine bays and under vehicles.
From fragile powders to abrasive aggregates, the right suction machine provides the perfect combination of power and precision for your industry.
User-Centric Advantages
The suction machine is designed with real users in mind, making everyday operations smoother and more efficient. One of its biggest advantages is the low operational hassle – maintaining this suction machine is as easy as it gets. You can clean the filters quickly without any special tools, and the no-tool maintenance design means less frustration and more productivity.
Moving the suction machine around your facility is simple thanks to its smart transport-friendly design. The hopper separates from the main unit easily, making the suction machine lighter to carry and more convenient to store. This clever design saves time and effort when you need to reposition the equipment.
When it comes to saving money, this suction machine delivers excellent value. Its energy-efficient motors keep electricity costs low, while the reliable performance means less unexpected downtime. The suction machine works when you need it to, helping your business run smoothly without interruptions. These thoughtful features combine to create a suction machine that truly works for you, not against you.

Optimize Your Material Handling with Wolter’s Suction Machines
Wolter’s suction machines provide reliable material handling solutions for various industrial applications.
To view more detailed specifications, you can visit our official website to browse through the entire product range, download technical catalogues with performance data, and compare different models so that you can decide on the most suitable model for your needs.
For personalized guidance, our suction machine experts are open for free consultation. We offer tailor-made solutions based on your industry requirements and can even arrange on-site demonstrations to illustrate the functioning of the machine under actual working conditions.
Wolter’s suction machines are designed specifically to provide optimal workflow efficiency with clean and dependable material transfer. For more information or discussing your particular needs, please contact us directly.