The PFERD Circular Steel Stem Brush 70mm is an aggressive brush designed for cleaning, derusting, and processing weld seams. It features a steel wire filament material, known for its high tensile strength and bending fatigue strength, ensuring optimal wear and a long tool life even in demanding applications. The steel wire can withstand temperatures up to 300°C.
- Aggressive Brushing Action: Ideal for cleaning, derusting, and weld seam processing.
- Durable Steel Wire: High tensile strength and bending fatigue strength for extended tool life.
- Temperature Resistance: Steel wire withstands temperatures up to 300°C.
Technical Specifications
- Filament Material: Steel wire (ST)
- Filament Diameter: 0.5 mm
- Filament Length: 16 mm
- Brush Diameter: 76 mm
- Shank Diameter: 6 mm
- Brush Width: 6 mm
- Number of Knots: 18
- Maximum RPM: 25,000 RPM
- Optimal RPM Range: 12,500 to 18,800 RPM
- Total Length: 42 mm
- Packaging: Industrial packaging
Materials
Suitable for Machining: Cast iron, Cast steel, Steels up to 1,200 N/mm² (< 38 HRC), Steel materials with hardness > 54 HRC
Dimensions
- Brush Diameter: 76 mm
- Shank Diameter: 6 mm
- Brush Width: 6 mm
- Filament Length: 16 mm
- Total Length: 42 mm
Compatibility Information
The brush is compatible with flexible shaft drives, power drills, and straight grinders. For optimal performance, it is recommended to use a tool drive with a minimum output of 500 watts. When clamping the brush, ensure that the shank is clamped as far into the arbor as possible, with a minimum clamping length of 10 mm, especially when operating at high rotational speeds.
