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Vibrating Screen Technology

Inspection Screening Machines & Protective Screening Machines

Inspection and protection screening machines ensure reliable quality control and help ensure compliance with product-specific requirements. During production, foreign substances, agglomerates, or particles outside the desired particle size range may enter the material stream. Our screening machines and protective screening machines reliably separate these impurities and help ensure consistent product quality before further processing or packaging.

Thanks to their precise screening technology, they are ideal for use in hygienically sensitive production areas and meet high standards for product safety and process stability.

As a manufacturer, we develop and manufacture high-performance screening and protection machines that are custom-tailored to your product characteristics, throughput capacities, and process requirements.

Peanuts and shells in a sieve inside a sorting and protection sieving machine.

Process-optimized

Optimized for Your Material

Product quality

Consistently high purity

Hygiene Standard

GMP-compliant design

Your Experts in Screening and Protection Technology

If you have any questions about screening for quality control and protection, our SPALECK team will be happy to assist you!

Customized solutions for the highest quality standards

SPALECK – Your No. 1 Partner for Inspection and Protection Screening Machines

As specialists in conveying and separation technology, we develop high-performance screening and protection machines for demanding applications in the pharmaceutical, chemical, food, and other process industries. Our solutions are tailored to your specific product characteristics, process conditions, and quality requirements.

We work with you to deliver the optimal screening solution—from technical design and engineering to a turnkey system, precisely tailored to your production process.

At our SPALECK TestCenter, we test your application under realistic conditions. In doing so, we take into account the nature of your product, the required selectivity, and the specific requirements of your production environment. Upon request, we will test your original material to ensure a safe and optimal design.

Even after commissioning, we continue to provide you with reliable support — including technical assistance, prompt spare parts delivery, and flexible adjustments to accommodate changes in product or process requirements.

Example of a screening machine in use

Inspection Screening of Plastic Pellets

The video shows a screening machine in operation, continuously feeding material across the screening surface while reliably removing unwanted components such as lumps, foreign matter, or oversized particles. Thanks to the consistent material feed and an integrated cleaning unit, the screening process remains stable and efficient—even during extended runs and with challenging products.

For you, this means consistently high product quality, stable and reliable processes, and optimal conditions for the further processing or packaging of your products.

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Industrial screening machine on a blue frame for quality control.

How a protective screen works

How do screening and protection machines work?

With our protective screening system, the screening technology is crucial for ensuring consistent product quality. The mesh size of the screening panels is adjusted to your requirements to guarantee precise protective or Control screening. For example, by adjusting the vibration parameters or the angle of inclination of the Control screening machine, we tailor the screening characteristics and dynamics of the Control screening machine to your products.
It is important to both you and us that the control screening machine serves as a reliable production step in your manufacturing process. As a manufacturer of screening machines for the pharmaceutical, chemical, pet food, and food industries, we offer you comprehensive process knowledge and experience to determine which protective screen, configuration, and Screening technology you need. Our primary goal is to provide you with a screening machine that operates reliably and minimizes your production downtime. That is why we tailor our screening machines precisely to the requirements of your industry. In addition, we ensure that our production process utilizes materials with durability and robustness to minimize downtime for your screening machine. This also means that we adapt the screening machine to your production volume to guarantee a smooth production flow. We also offer inspection screening machines that your employees can easily operate and maintain.

We would be happy to advise you on how to make the best use of screening and protection machines in your operation!

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Pure products with the aid of protective screening

Benefits of Inspection Screening Machines & Protective Screening Machines

Without reliable protective screening, it is unfortunately possible for foreign bodies contained in the bulk material, such as screws, production residues or similar, to significantly disrupt downstream machines or systems. This also significantly reduces and jeopardizes the quality of the end product. To ensure consistently high quality, the control sieve shaker can be used at different points in the production process. The aim is to remove foreign bodies from the desired pure product. Smooth production processes are more important today than ever before. Complaints due to quality deviations or contaminated material are not only an economic problem, but also damage your company’s image. To raise the quality to a consistently high level, our control and protection sieve helps you, which is individually adapted to your requirements.

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Request Information Online About Screening and Protection Machines

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A large blue metal machine in a factory, suitable for SURFACE TREATMENT.

Applications of Screening Machines

Where are screening and protection screens used?

Inspection screening machines can be used in any industry or sector that faces the challenge of product contamination. For example, a Control screening machine helps you clean your bulk materials or granules of unwanted contaminants, particles, and other debris. Control screening can be performed, for instance, prior to packaging to guarantee your customers consistently high quality. In addition, Control screening and protective screening can also take place before the manufacturing process (for example, with bulk materials) or during the manufacturing process itself. Cleanliness of workpieces is becoming increasingly important, especially in manufacturing, as contaminants can hinder or even damage the production process.

Examples of applications for screening and protection screens:

Benefits of Screening Machines & Protective Screens

What are the advantages of check screens and protective screens?

  • Consistent product quality thanks to proven protective screening
  • Removal of unwanted or hazardous foreign objects and particles
  • Ensuring a uniform particle size
  • High screening capacity for control screening
  • Reliability and Durability of the Screening Machine
  • Efficient and cost-effective screening technology for inspection and protective screening
  • Optimal adaptation of the control screening machine to your products / your requirements
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