Pferd 43706001 Twist Knot Pencil Brush PBG 19 x 19 mm, 6 mm Shank, Steel Wire 0.35 mm
Available
The Pferd PBG is a knotted pencil (end) brush. It has a 6 mm shank and steel wire filament. This page lists 2 items: 19 x 19 mm and 30 x 28 mm (brush diameter and cup diameter).
The catalogue describes the PBG as suited to medium-duty brushing such as deburring, cleaning, derusting and descaling, and removing spatter (manufacturer-stated).
Filament diameter is 0.35 mm. Optimum and maximum speeds depend on the size: maximum speeds run from 20,000 to 20,000 rpm, so check the figures for the item you choose (manufacturer-stated).
Steel wire: high tensile and bending fatigue strength, temperature resistance up to 300°C (manufacturer-stated).
Special features listed in the catalogue: reaches recesses and drilled holes; very stiff wire knots give an aggressive brushing effect (manufacturer-stated).
Where this product is used
- Suited to medium-duty brushing such as deburring, cleaning, derusting and descaling, and removing spatter (manufacturer-stated)
- Steel wire is rated highly suitable for steel and cast iron, and suitable for plastics (manufacturer-stated)
- Access to recesses and drilled holes (manufacturer-stated)
Features
- Brush diameter and cup diameter: 19 x 19 mm and 30 x 28 mm
- 6 mm shank (manufacturer-stated)
- Steel wire (ST), filament diameter 0.35 mm (manufacturer-stated)
- Reaches recesses and drilled holes (manufacturer-stated)
- Very stiff wire knots give an aggressive brushing effect (manufacturer-stated)
Common specifications
| Specification | Detail |
|---|---|
| Sizes (D x DC) | 19 x 19 mm and 30 x 28 mm |
| Shank diameter (DS) | 6 mm (manufacturer-stated) |
| Overall length (L) | 68 mm (manufacturer-stated) |
| Filament diameter (DF) | 0.35 mm (manufacturer-stated) |
| Filament material | Steel wire (ST) (manufacturer-stated) |
| Maximum speed | 20,000 rpm (manufacturer-stated) |
Key specifications
| Model | Designation | Brush diameter (D) | Cup diameter (DC) | Filament length (LT) | Knots | Optimum speed |
|---|---|---|---|---|---|---|
| 43706001 | POS PBG 1919/6 ST 0,35 | 19 mm | 19 mm | 28 mm (manufacturer-stated) | 6 (manufacturer-stated) | 10,000 to 15,000 rpm (manufacturer-stated) |
| 43706005 | POS PBG 3028/6 ST 0,35 | 30 mm | 28 mm (manufacturer-stated) | 25 mm (manufacturer-stated) | 12 (manufacturer-stated) | 8,000 to 11,300 rpm (manufacturer-stated) |
Each item number is a separate size.
Selecting the right option
Match the 6 mm shank to your chuck or collet. Larger brushes can have lower speed limits, so read the speed columns in the table for the item you choose. The catalogue gives a recommended cutting speed of 5 to 15 m/s for end brushes, depending on the application and below the maximum permitted speed (manufacturer-stated). Steel wire is rated not suitable for stainless steel, aluminium or non-ferrous metals (manufacturer-stated). Never exceed the maximum permitted speed marked on the brush, its label and in the catalogue (manufacturer-stated).
Related products
The same POS item in stainless steel wire, and the wider PBG range: Pferd Twist Knot Pencil Brush PBG (POS), Stainless Steel Wire 0.35 mm, 6 mm Shank, 19 x 19 and 30 x 28 mm and Pferd Twist Knot Pencil Brush PBG, Steel Wire 0.50 mm, 6 mm Shank, 19 x 19 and 30 x 28 mm.
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19 x 19 mm
Model Number: 43706001
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30 x 30 mm
Model Number: 43706005
