S62920.0

Ball-Nosed End Mill
Material ID: 6706538

Extra short series ball-nose end mill with 2 flutes, diameter 20mm with 22mm length of cut, 100mm overall length, 50mm reach with neck relief and 10mm full profile radius, according to DORMER standard with a 20mm plain shank, solid carbide with polished finish, 30° helix and 15° rake angle for copy milling in non-ferrous metals

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Product Feature

Bright (uncoated)

Hard Material (Solid Carbide)

Non-ferrous Cutter Type for Soft Malleable Materials

Cut Length, Extra Short

30° Helix Angle (Flute)

DIN 6535 HA Cylindrical Shank

h9 – Industry Standard Tool Tolerance Zone (based on diameter range)

Radial, Diagonal, Axial

Dormer Standards

Number of Flutes = 2 (teeth)

Product Operation

Contoured Surfaces (Copy Milling) - Primary use

Product Detail

Description	Value
EAN number	7320760680872
Product number (SAP)	86021678
Ordering code ANSI	S62920.0
Gross weight - grams	390.6
Cutting diameter - millimeter (DC)	20 mm
Corner radius - millimeter (RE)	10 mm
Connection diameter - millimeter (DCON MS)	20 mm
Depth of cut maximum - millimeter (APMX)	22 mm
Overall length - millimeter (OAL)	100 mm
Flute count (NOF)	2
Usable Length - millimeter (LU)	50 mm
Neck diameter - millimeter (DN)	19 mm
Radial rake angle (GAMF)	15
With Neck	Yes
ISO	S62920.0

Features & benefits

Specific geometry designed for slot milling and ramping
Full radius ball end geometry to enable the machining of complex contours and surfaces
Micrograin Carbide providing extreme hardness and wear resistance providing increased tool life when machining difficult materials
Ground polished finish to prevent work material from sticking to the the cutting edges

Cutting Conditions

N - Non-ferrous metals (metals including alloys without an appreciable amount of iron)

N1

N1 - Wrought aluminium

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	Suitability	v_c	f
N1.1 - Pure aluminium and wrought aluminium alloys with a hardness of < 60HB	help_outline Primary use	709 m/min	0.193 mm/rev
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Primary use	533 m/min	0.193 mm/rev
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Primary use	357 m/min	0.193 mm/rev

N2

N2 - Cast aluminium

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	Suitability	v_c	f
N2.1 - Cast aluminium alloys with a hardness of < 75HB	help_outline Primary use	357 m/min	0.159 mm/rev
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Primary use	320 m/min	0.159 mm/rev
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Primary use	229 m/min	0.159 mm/rev

N3

N3 - Copper or copper alloys

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	Suitability	v_c	f
N3.1 - Free-cutting copper-alloys materials with excellent machining properties	help_outline Primary use	373 m/min	0.159 mm/rev
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	219 m/min	0.159 mm/rev
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Primary use	112 m/min	0.159 mm/rev

N4

N4 - Polymers(synthetic or semi-synthetic materials)

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	Suitability	v_c	f
N4.1 - Thermoplastic polymers	help_outline Primary use	373 m/min	0.212 mm/rev
N4.2 - Thermosetting polymers	help_outline Primary use	144 m/min	0.212 mm/rev