Product category:
Turning tools
News Release from: Kennametal UK | Subject: A4 universal tool
Edited by the Manufacturingtalk Editorial
Team on 12 October 2001
Left, right, straight ahead - grooving
and turning
The new Kennametal Hertel A4 universal tool with two cutting edges represents an expansion of the existing Top Notch, A2 and A3 programmes.
The new A4 universal tool with two cutting edges represents an expansion of the existing Top Notch, A2 and A3 programmes As result, Kennametal Hertel now supplies a complete range of tools for grooving and parting operations
This article was originally published on Manufacturingtalk on 30 Apr 2004 at 8.00am (UK)
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Grooving has evolved as a sector in its own right on the market for metalcutting tools and goes beyond the production of grooves on shafts and axles.
Most components produced on lathes have profiles that require a grooving, copying or a parting off operation.
The Kenna Perfect selection system for grooving tools is the simplest way of finding and choosing the most suitable tool system.
It is based on six engineering material groups - steel, stainless steel, cast iron, non-ferrous metals, difficult-to-machine and hard materials.
The A4 is a highly versatile grooving, copying and parting tool, which in most cases makes it possible to produce a component completely in a single workholding fixture.
This saves the time involved in changing tools and setting up.
A further advantage is the reduced number of tool positions needed in the turret disc, which in turn reduces the required inventory of toolholders and inserts.
The programme comprises shank-type holders in the sizes 20 and 25mm and boring bars in the diameters 20, 25, 32 and 40mm.
The insert design with a 120deg locating surface and the semi-cylindrical upper clamp ensure high accuracy when changing indexable inserts and outstanding rigidity during straight turning.
Inserts in the widths 3, 4 and 5mm are offered in three different chipbreaker geometries - centre-shaped for steel and cast iron, peripherally ground with various radii for stainless steel, difficult-to-machine and non-ferrous materials.
For parting operations the proven CF parting geometry is available.
All inserts can be supplied in the PVD grades KC5010 and KC5025.
and A4 toolholder 2.
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