Table 1 Cleaning parameters used in the tests
Technique | Material | Equipment | Parameters |
|---|---|---|---|
Microblasting | Arbocel® BE600-30PU Granulometry: 30 µm Fibre length: 40 µm Bulk weight: 220 g/L pH: 7 ± 1 | CTS 5/B with cabinet and environmental dust collector Nozzle Ø 0.7 mm Compressor Dehumidifier filter | Pressure: 20 kPa (2.9 psi) Angle: 70° Distance: 50 mm Time: 5 s |
Hand friction | Milan® 430 eraser (in block) | Friction warp and weft direction Time: 5 s | |
Akapad® Soft sponge | Friction warp and weft direction Time: 5 s | ||
Art Sponge® | Friction warp and weft direction Time: 5 s |