S7398.0

Chamfering End Mill - 60°
Ordering number: 6706890

Short series 60° chamfering mill with 2 flutes, diameter 8mm with 20mm length of cut and 64mm overall length, according to DORMER standard with a 8mm plain shank, solid carbide with AlTiN coating, 40° helix and 10° rake angle for chamfer milling in steel and cast steel, ferritic, martensitic and austenitic stainless steel, cast-iron, wrought, cast aluminium and copper or copper alloys and high-temperature alloys

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Product Feature

Aluminium Titanium Nitride Coating

Hard Material (Solid Carbide)

General Purpose Cutter Type for Low to High Resistance Materials

Cut Length, Short

40° Helix Angle (Flute)

DIN 6535 HA Cylindrical Shank

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

Radial

Dormer Standards

Number of Flutes = 2 (teeth)

Product Operation

Chamfer Milling - Primary use

Product Detail

Description	Value
EAN number	7320760684399
EDP number	46706890
Product name	S7398.0
Ordering code ANSI	S7398.0
Gross weight - grams	42.9
Tool cutting edge angle (KAPR)	60
Cutting diameter - millimeter (DC)	8 mm
Connection diameter - millimeter (DCON MS)	8 mm
Depth of cut maximum - millimeter (APMX)	20 mm
Overall length - millimeter (OAL)	64 mm
Flute count (NOF)	2
Radial rake angle (GAMF)	10
ANSI	S7398.0
ISO	S7398.0

Cutting Conditions

P - Steel and cast steel (steels with alloy content ≤ 10% and a hardness of < 45HRC)

P1

P1 - Free machining steel (carbon steels with increased machinability)

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	Suitability	v_c	f
P1.1 - Free machining sulfurized carbon steel with a hardness of < 240HB	help_outline Primary use	653 ft/min	0.0023 inch/rev
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	732 ft/min	0.0023 inch/rev
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	755 ft/min	0.0023 inch/rev

P2

P2 - Plain carbon steel (steels comprised of mainly iron and carbon)

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	Suitability	v_c	f
P2.1 - Plain low carbon steel containing < 0.25%C with a hardness of < 180HB	help_outline Primary use	558 ft/min	0.0023 inch/rev
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	492 ft/min	0.0023 inch/rev
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Primary use	436 ft/min	0.0019 inch/rev

P3

P3 - Alloy steel (carbon steels with an alloying content ≤ 10%)

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	Suitability	v_c	f
P3.1 - Alloy steel with a hardness of < 180HB	help_outline Primary use	453 ft/min	0.0023 inch/rev
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Primary use	364 ft/min	0.0019 inch/rev
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Primary use	308 ft/min	0.0019 inch/rev

P4

P4 - Tool steel (special alloy steel for tools, dies and molds)

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	Suitability	v_c	f
P4.1 - Tool steel with a hardness of < 26HRC	help_outline Primary use	269 ft/min	0.0019 inch/rev
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Primary use	230 ft/min	0.0019 inch/rev

M - Stainless steel (corrosion resistant steels with ≥ 11% chromium content)

M1

M1 - Ferritic stainless steel (straight chromium non-hardenable alloys)

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	Suitability	v_c	f
M1.1 - Stainless steel, ferritic with a hardness of < 160HB	help_outline Primary use	377 ft/min	0.0023 inch/rev
M1.2 - Stainless steel, ferritic with a hardness of 160 - 220HB	help_outline Primary use	318 ft/min	0.0023 inch/rev

M2

M2 - Martensitic stainless steel (straight chromium hardenable alloys)

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	Suitability	v_c	f
M2.1 - Stainless steel, martensitic with a hardness of < 200HB	help_outline Primary use	335 ft/min	0.0023 inch/rev
M2.2 - Stainless steel, martensitic with a hardness of 200 - 280HB	help_outline Primary use	276 ft/min	0.0019 inch/rev

M3

M3 - Austenitic stainless steel (chromium-nickel and chromium-nickel-manganese alloys)

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	Suitability	v_c	f
M3.1 - Stainless steel, austenitic with a hardness of < 200HB	help_outline Primary use	308 ft/min	0.0019 inch/rev
M3.2 - Stainless steel, austenitic with a hardness of 200 - 260HB	help_outline Primary use	266 ft/min	0.0019 inch/rev

K - Cast Iron (castings of iron and carbon alloys with > 2% carbon content)

K1

K1 - Gray iron (GG) (iron-carbon castings with a lamellar graphite microstructure)

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	Suitability	v_c	f
K1.1 - Gray iron, ferritic or ferritic-pearlitic with a hardness of < 180HB	help_outline Primary use	643 ft/min	0.0023 inch/rev
K1.2 - Gray iron, ferritic-pearlitic or pearlitic with a hardness of 180 - 240HB	help_outline Primary use	476 ft/min	0.0023 inch/rev
K1.3 - Gray iron, pearlitic with a hardness of 240 - 280HB	help_outline Primary use	358 ft/min	0.0023 inch/rev

K2

K2 - Malleable iron (GTS/GTW) (heat-treated iron-carbon castings with a graphite-free microstructure)

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	Suitability	v_c	f
K2.1 - Malleable iron, ferritic with a hardness of < 160HB	help_outline Primary use	663 ft/min	0.0023 inch/rev
K2.2 - Malleable iron, ferritic or pearlitic with a hardness of 160 - 200HB	help_outline Primary use	538 ft/min	0.0023 inch/rev
K2.3 - Malleable iron, pearlitic with a hardness of 200 - 240HB	help_outline Primary use	430 ft/min	0.0019 inch/rev

K3

K3 - Ductile iron (GGG) (iron-carbon castings with a nodular graphite microsturcture)

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	Suitability	v_c	f
K3.1 - Ductile (nodular/spheriodal) iron, ferritic with a hardness of < 180HB	help_outline Primary use	584 ft/min	0.0023 inch/rev
K3.2 - Ductile (nodular/spheriodal) iron, ferritic or pearlitic with a hardness of 180 - 220HB	help_outline Primary use	446 ft/min	0.0023 inch/rev
K3.3 - Ductile (nodular/spheriodal) iron, pearlitic with a hardness of 220 - 260HB	help_outline Primary use	361 ft/min	0.0019 inch/rev

K4

K4 - Austenitic or austempered ductile iron (Ni-Resist/ADI) (iron-carbon alloy castings with an austenitic or ausferrite microstructure)

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	Suitability	v_c	f
K4.1 - Austenitic cast iron with a hardness of < 180HB	help_outline Primary use	541 ft/min	0.0019 inch/rev
K4.2 - Austenitic cast iron with a hardness of 180 - 240HB	help_outline Primary use	410 ft/min	0.0019 inch/rev
K4.3 - Austempered ductile iron with a hardness of 240 - 280HB	help_outline Primary use	299 ft/min	0.0019 inch/rev
K4.4 - Austempered ductile iron with a hardness of 280 - 320HB	help_outline Primary use	256 ft/min	0.0017 inch/rev
K4.5 - Austempered ductile iron with a hardness of 320 - 360HB	help_outline Primary use	213 ft/min	0.0017 inch/rev

K5

K5 - Compacted graphite iron (CGI) (iron-carbon castings with a vermicular graphite structure)

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	Suitability	v_c	f
K5.1 - Vermicular, compacted graphite iron with a hardness of < 180HB	help_outline Primary use	614 ft/min	0.0019 inch/rev
K5.2 - Vermicular, compacted graphite iron with a hardness of 180 - 220HB	help_outline Primary use	463 ft/min	0.0019 inch/rev
K5.3 - Vermicular, compacted graphite iron with a hardness of 220 - 260HB	help_outline Primary use	358 ft/min	0.0019 inch/rev

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 Possible use	1165 ft/min	0.0034 inch/rev
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Primary use	876 ft/min	0.0034 inch/rev
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Primary use	587 ft/min	0.0034 inch/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	587 ft/min	0.0023 inch/rev
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Primary use	525 ft/min	0.0023 inch/rev
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Primary use	377 ft/min	0.0023 inch/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	614 ft/min	0.0023 inch/rev
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	358 ft/min	0.0023 inch/rev
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	184 ft/min	0.0023 inch/rev

S - High-temperature alloys (superalloys with high temperature stength and corrosion resistant surpassing that of stainless steel)

S1

S1 - Titanium or titanium alloys

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	Suitability	v_c	f
S1.2 - Titanium alloys, with a hardness of 200 - 280HB	help_outline Primary use	226 ft/min	0.0019 inch/rev

S2

S2 - Fe-based high-temperature alloys

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	Suitability	v_c	f
S2.1 - High-temperature Fe-based alloys with a hardness of <200HB	help_outline Primary use	174 ft/min	0.0017 inch/rev

S3

S3 - Ni-based high-temperature alloys

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	Suitability	v_c	f
S3.1 - High-temperature Ni-based alloys with a hardness of <280HB	help_outline Primary use	131 ft/min	0.0017 inch/rev

S4

S4 - Co-based high-temperature alloys

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	Suitability	v_c	f
S4.1 - High-temperature Co-based alloys with a hardness of <240HB	help_outline Primary use	102 ft/min	0.0017 inch/rev