PFERD 82790 4″ COMBITWIST Knot Cup Brush .023 SS Wire, 5/8-11 Thread (ext.)

PFERD 82790 4″ COMBITWIST Knot Cup Brush .023 SS Wire, 5/8-11 Thread (ext.)

PFERD power and maintenance brushes are used where exacting demands are placed on efficiency and outcome of surface conditioning, deburring, and cleaning operations.

This brush features knots that are twisted approximately 75% of the trim length. The loosely-twisted knots cover a larger surface area and are ideal for heavy-duty cleaning and surface conditioning on uneven surfaces. For weld cleaning, weld spatter removal, deburring and rubber flash removal.

Materials that can be worked:

Aluminium	Nickel- or titanium-based superalloys	Stainless steel (INOX)
Bronze	Nickel-based alloys (e. g. Inconell and Hasteloy)	Titanium
Cobalt-based alloys	Other non-ferrous metals	Titanium alloys
Hard non-ferrous metal	Soft non-ferrous metal
High-temperature-resistant materials	Soft titanium alloys (tensile strength 500 N/mm²)

Applications:

Removing heat discolouration	Derusting	Removing oxide layers
Cleaning	Descaling	Root seam processing
Deburring	Work on fillet welds
Removing paint	Weld dressing

Drive types:

Angle grinder

Specifications:

Filament-material	Stainless steel wire (INOX), single row
Diameter	4
Thread size	5/8-11
No. of knots	24 pcs.
Trim length	1-1/4
Wire diameter	.023
Recom. RPM from	3500 RPM
Recom. RPM to	9000 RPM
Max. RPM	9000 RPM
Packing unit	1 pcs.
EDP number	82790

Related Products:

82657 – 4″ COMBITWIST Knot Cup Brush, Dbl Row .023 SS Wire, 5/8-11 Thread ext.,

82789 – 4″ COMBITWIST Knot Cup Brush .014 SS Wire, 5/8-11 Thread (ext.)