Swirl blast head for blast hose, Ø 16 x 7 or 19 x 7 mm, with boron-carbide blast nozzle
Regular price €630,70Base price
Swirl blast head with 50 mm coarse thread and boron-carbide blast nozzle
Regular price €654,50Base price
Swirl blast head for blast hose Ø 16 x 7 mm with blast hose package and boron-carbide blast nozzle
Regular price €951,41Base price
Swirl blast head with 50 mm coarse thread, blast hose package, and boron-carbide blast nozzle
Regular price €952,00Base price
How Swirl Blast Nozzles Work
Swirl blast nozzles differ from conventional straight blast nozzles in that they induce a controlled rotation of the air-abrasive media stream. Inside the vortex body, the compressed air is set in a rotational motion. This causes the abrasive particles to disperse within the rotating air stream and be distributed more evenly across the surface. The result is a fine-grinding, controlled cleaning effect that is particularly suitable for processing sensitive or delicate components.
Instead of directing the blast stream exclusively at specific points with a high, direct impact on the surface, the swirling motion distributes the blast energy differently. This allows for gentler processing and more precise control. The actual amount of material removal still depends on operating pressure, abrasive media, grit size, working distance, and the condition of the surface.
Swirl jet, flat jet, and round jet
The underlying swirl blast head system can produce different blasting characteristics by swapping out the appropriate components. In addition to the particularly gentle vortex blast, flat and round blasts are also possible, depending on the equipment. The flat jet produces a wide jet and is designed for higher surface coverage rates. The classic round jet concentrates the blasting effect more intensely and is suitable for more abrasive tasks such as removing robust coatings or roughening surfaces.
This allows a swirl blast head to be flexibly adapted to different cleaning tasks. Swirl blasting is a particularly attractive option for sensitive surfaces, while other blast patterns can be used when broader or more intensive treatment is required.
Using Swirl Blast Nozzles Correctly
✅ Whirl blasting for particularly gentle and finely adjustable cleaning
✅ Uniform distribution of blasting particles through a rotating airflow
✅ Suitable for delicate components and more sensitive surfaces
✅ Dry, mist, and wet processes are possible depending on the system configuration
Typical applications for swirl blast nozzles
Whirl blasting is particularly useful when a traditional concentrated blast would be too aggressive for the surface. This includes, for example, delicate cleaning work on stone, masonry, decorative components, or other more sensitive surfaces. Especially when working on unknown or valuable surfaces, one should always start at a low intensity and first test the result on an inconspicuous area.
The option to work dry, with mist, or wet further expands the range of applications. Which method is appropriate depends on the material, the level of contamination, the desired dust reduction, and the existing equipment.
Connection Options in the Product Line
Our product range includes swirl blast heads with various connection options. One model features a 50 mm coarse thread for compatible nozzle holders. Another model is designed for a blast hose with a diameter of 16 × 7 mm. Before purchasing, you should therefore check which connection is compatible with your existing blasting system or the blast hose you are using.
The swirl blast heads offered are equipped with boron-carbide blast nozzles. Boron carbide offers high wear resistance and is therefore suitable for professional blasting applications where the longest possible nozzle service life is required.
Coordinate compressed air, abrasive media, and operating procedures
In whirl blasting, too, the compressed air supply, abrasive media, and operating parameters must be coordinated. A stable operating pressure is essential for a uniform blast pattern. Pipe cross-sections that are too small, long hose runs, or poorly designed couplings can cause pressure losses. Likewise, the type of abrasive media and its grit size influence the cleaning effectiveness and wear.
For sensitive surfaces, a cautious approach is recommended: Start by setting the pressure, abrasive flow rate, and working distance conservatively, and gradually adjust them to achieve the desired result. This allows you to specifically leverage the unique strength of the swirl blast nozzle—controlled, gentle surface treatment.
Check for wear and condition regularly
Like any blast nozzle, the swirl blast nozzle is subject to operational wear and tear. The nozzle, vortex body, connections, and sealing surfaces should therefore be checked regularly for damage and wear. Changes in the blast pattern or increased air and abrasive consumption may indicate wear. ABS Strahltechnik offers swirl blast heads and matching blast nozzles for professional applications and provides assistance in selecting the appropriate connection and system configurations.
