The PFERD POLINOX Compact Grinding Disc PNER-MW 125-22.23 SiC F is designed for face-down grinding on speed-adjustable angle grinders, making it particularly suitable for processing larger surfaces. The disc features a compressed, non-woven material bonded to a glass-fabric base, ensuring durability and consistent performance.
- Abrasive Material: Silicon carbide (SiC/C)
- Diameter: 125 mm
- Center Hole Diameter: 22.23 mm
- Grit Size: Fine
- Version: Medium-soft (MW)
- Width: 13 mm
- Maximum RPM: 10,000 RPM
- Optimal RPM: 5,400 RPM
Technical Specifications:
- Material Composition: Multiple heavily compressed, non-woven layers bonded by a special grain/resin system
- Surface Finish: Provides a very good surface quality
- Stock Removal Rate: High
- Tool Life: Long
Materials Compatible:
- Aluminium
- Brass
- Bronze
- Cast steel
- Cobalt-based alloys
- Copper
- Fibre-reinforced thermosetting plastics (GRP, CRP)
- Hardened, heat-treated steels over 1,200 N/mm² (< 38 HRC)
- Nickel-based alloys (e.g., Inconel and Hastelloy)
- Stainless steel (INOX)
- Steel materials with a hardness > 54 HRC
- Steels up to 1,200 N/mm² (< 38 HRC)
- Thermoplastics
- Titanium
- Titanium alloys
- Zinc
Applications:
- Cleaning
- Deburring
- Step-by-step fine grinding
- Roughening
- Structuring (matt finishing, brush matting, and satin finishing)
- Surface work
