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| Basics Blasting Technology
Table of contents
1. Fields of application of abrasive blasting technology
2. Blasting technology
2.1 Airless blast cleaning
2.2 Injection blasting
2.2.1 Compressed air blasting (also air blast cleaning or sand blasting)
2.2.2 Pressure blasting (injector blasting)
2.2.3 Vacuum-compressed-air blasting and vacuum injection blasting
2.2.4 Damp blasting
2.2.5 Wet blasting
2.2.6 Slurry blasting
2.2.7 Ice blasting
2.2.8 Water-jetting cleaning and hydro-jetting
2.2.9 Wet blasting for fine surface treatment
2.2.10 Combination of different blasting methods
2.3 Further treatment methods
2.3.1 Laser cleaning
3. Abrasive
3.1 Slag abrasives
3.2 Corundum
3.3 Metallic abrasives
3.4 Glass abrasive
4. Efficiency assessment of abrasive blasting
5. Influence of compressed-air blasting on the surface of the workpiece
5.1 Cleanness
5.2 Roughness and structural shape
6. Generation of compressed air
6.1 Overall compressed-air system
6.2 Determination of the compressor size
6.3 Dimensioning of the pipes
6.4 Rotating screw compressor
6.5 Compressor unit / quality of compressed air
6.6 Processing of compressed air
6.6.1 Aftercooler
6.6.2 Refrigeration dryer
6.6.3 Adsorption dryer (physical method)
6.6.4 Adsorption dryer (chemical method)
6.7 Compressed-air tanks
6.8 Leakages
6.9 Pressure losses in compressed-air pipes
7. Plants for compressed-air blasting
7.1 Small and medium-sized blasting pots
7.2 Large blasting pots
7.3 Double-chamber blasting pot
7.4 Mixing and dosing valve
7.5 Hoses, lengths of hoses, couplings
7.6 Selection of a blasting pot in considering the wear and tear behaviour
7.7 Increased wear and tear at the blasting pot caused by wrong adjustment
8. Remote control and emergency shut-downs
9. Jet nozzles
10. Stationary blasting halls
10.1 Abrasive-return systems (semi-automatic)
10.2 Abrasive-return systems (fully automatic)
10.3 Reprocessing
10.4 Ventilation and dedusting
10.5 Laying out
10.6 Lighting
10.7 Transport systems
10.8 Blasting technology
10.9 Cleaning with compressed air
10.10 Safety devices
11. Mobile abrasive blasting equipment
11.1 Suction plants
11.2 Filter plants
11.2.1 Bag filter plants
11.2.2 Cartridge filter plants
11.2.3 Residual dust content
11.2.4 Comparison of the filter plants
11.2.5 Filter monitoring
11.2.6 Pressure losses
11.3 Exemplary structure of a building site with non-reusable abrasive
11.4 Exemplary structure of a building site with reusable abrasive
12. Laws and provisions
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