POLINOX compact abrasive discs are used for face grinding on variable-speed angle grinders. Particularly suitable for machining large surfaces. The compact non-woven is bonded to a fibreglass backing pad. Applications : Sanding. à‰ deburring. Surface machining. Cleaning. Structuring (matting, brushing and satin finishing). Fine grinding in several stages. Technical information : diameter: 125 mm Width: 13 mm Depth: 22.23 mm Materials that can be machined : Aluminium Cobalt-based alloys Other non-ferrous metals Refractory materials Nickel-based alloys Bronze Hard non-ferrous metal Titanium Titanium alloys Copper Soft non-ferrous metal Brass Zinc Stainless steel (INOX) Thermoplastics Hardened and tempered steels with a hardness greater than 1200 N/mm². Steels, cast steel