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Circular dryer RT

The circular dryers RT are used for drying, brightening, repolishing and degreasing workpieces. These are normally used in connection with vibratory finishing machines.

Product video

Machine type
Type of heating
Separation

Technical data

 Model  Motor
Energy Tub diameter (F=∅) [mm]
RT-200 1,1 kW | 1.500 rpm 400 V, 50 Hz 1000
RT-400 1,1 kW | 1.500 rpm
400 V, 50 Hz 1200
RT-600 1,1 kW | 1.500 rpm
400 V, 50 Hz 1400
RT-800 4,0 kW | 1.500 rpm
400 V, 50 Hz 1420

 

 

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The circular dryers RT are used for stainless drying of all types of workpieces. By using the hot-air blower or the indirect heating through heating rods below the tub, a uniform drying of the workpieces and the drying granulate is ensured. The additional advantage is that it brightens, repolishes and degreases workpieces.

The noise protection cover is permanently installed when using the hot-air blower. The granulate, fill level and workpieces can be controlled through 2 service-flaps. The advantage of this version is the immediate availability of the system and the integrated dust extraction.

Indirect heating by heating rods is needed for a heat-up phase of approximately 30 minutes. The easily removable dust protection hood reduces dust and noise and allows for a quick intervention in the drying process. Both versions can be configured as individual systems in combination with a new vibratory finishing machine or as a module for an existing vibratory finishing machine.

The drying medium and the workpieces are brought into a rotational movement through a generated vibration. The desired drying or post-treatment process are created through the contact of the drying medium and workpieces.

The workpieces are automatically screened out of the dryer and transported from the device through the optional manual or pneumatic separation equipment.

The inner side of the tub can be separated from the dryer with a PU-coating for sensitive workpieces. An outlet plug is integrated for the quick change of drying medium.

  • Drying, brightening, polishing and degreasing
  • Integrated separating equipment
  • Easy emptying
  • Dust protection hood reduces dust and noise
  • Sturdy, long-life design with optional plastic-coated steel trough
  • Can be combined with all conventional circular vibrators
  • Various dry media available

Vibratory grinding (also known as trowalising) is an industrial process for surface treatment of workpieces. In this process, workpieces are moved together with abrasive media (so-called chips) and often also a special compound in a container. The relative movement between the workpieces and the abrasive media removes material and smoothes the surfaces.

  1. Deburring: Removing sharp edges and burrs that occur during manufacturing.
  2. Polishing: Achieving a smooth, shiny surface.
  3. Edge Rounding: Rounding off sharp edges to improve the feel or functionality.
  4. Cleaning: Removing impurities, oxide layers or scale.
  5. Compacting: Improving the material surface through cold hardening.
  • Metalworking: Workpieces made of steel, aluminium or brass.
  • Plastics processing: Smoothing and polishing of plastic parts.
  • Medical technology and jewellery industry: Processing of small, sensitive parts.
  1. Trough Vibrators: Open containers, suitable for larger parts.
  2. Circular Vibrators: Common choice for medium to small workpieces.
  3. Centrifugal Systems: Particularly efficient for intensive machining.

Vibratory grinding is a cost-effective, versatile method for improving the surface quality and functionality of components.
 

Vibratory finishing is suitable for numerous materials such as steel, stainless steel, aluminium, copper, brass, plastic and even ceramics.

Choosing the right vibratory finishing machine depends on various factors:

  • Size and shape of the workpieces
  • Number of parts to be processed per day/week
  • Processing objective (e.g. deburring, smoothing, polishing)
  • Cleaning requirements and surface values
  • Need for drying or cleaning the parts

Choosing the right process media depends on various factors:

  • Material of the workpiece: Different materials such as steel, aluminium or plastic require specific abrasive media and compounds.
  • Processing objective: Do you want to deburr, smooth or polish?
  • Degree of soiling: Special cleaning compounds are useful for oily or heavily soiled parts.
  • Surface requirements: A precisely matched process agent is required for certain roughness values or high-gloss polishing.

Yes, a water treatment system makes sense when using compounds. It extends the service life of the abrasive media, reduces operating costs and fulfils environmental requirements.

In industry, deburring includes methods for removing edges, splinters and fraying on workpieces, which are known as burrs. Burrs occur during various production techniques such as stamping, milling or turning and appear as unwanted changes in shape on the component, often in the form of sharp edges.

Deburring is necessary to ensure the functionality and quality of workpieces. Burrs can make further processing more difficult and lead to parts that no longer fit together or reduce the efficiency of the end product. In addition, burrs on the edges can cause considerable risk of injury during machining and handling.

There are various methods such as manual deburring, mechanical deburring, thermal deburring, electrochemical deburring and grinding. The choice of method depends on the requirements and the nature of the workpiece.

The selection of the right deburring machine depends on the type of material, workpiece size, burr hardness and the desired surface quality. Our experts will be happy to help you select the most suitable machine.

Assfalg offers a wide range of machines and tools for different applications:

  • Hand Deburrers: Simple and flexible tools for manual deburring.
  • Pneumatic and Electric Grinders: Versatile tools for precise deburring and grinding work.
  • Handheld Machines: For deburring, chamfering and edge rounding as well as applying chamfers and radii, especially for weld seam preparation.
  • Automatic Welding Seam Preparation Machines: Stationary or mobile, equipped with various features for almost any application.
  • Edge Milling Machines: New to the range, ideal for precise and efficient sheet metal processing.
  • Deburring and Edge Rounding Machine: Perfect for optimised surface processing and surface finishing.
  • Vibrator Grinding Technology: Comprehensive solutions for all applications in the field of vibratory finishing processes.

This variety enables Assfalg to fulfil almost every requirement in deburring and surface finishing.

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