S90420.0

End Mill
Material ID: 5983167

Regular length end mill with 4 flutes, diameter 20mm with 38mm length of cut, 104mm overall length and 0.3mm 45° chamfered corner edges, according to DORMER standard with a 20mm plain shank, solid carbide with bright finish, 30° helix and 12° rake angle for shoulder milling in free machining, plain carbon and alloy steel, malleable, ductile and compacted graphite cast-iron and copper or copper alloys

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Product Feature

Bright (uncoated)

Hard Material (Solid Carbide)

General Purpose Cutter Type for Low to High Resistance Materials

Cut Length, Medium

30° Helix Angle (Flute)

DIN 6535 HA Cylindrical Shank

h12 – Industry Standard Tool Tolerance Zone (based on diameter range)

Radial, Diagonal, Axial

Dormer Standards

Number of Flutes = 4 (teeth)

Product Operation

Shallow Shoulder Milling - Primary use

Deep Shoulder Milling - Possible use

Plunge Milling - Possible use

Shallow Slot Milling - Possible use

Ramping - Possible use

Progressive Plunging - Possible use

Product Detail

Description	Value
EAN number	7320760133149
Product number (SAP)	86020309
Ordering code ANSI	S90420.0
Gross weight - grams	409.4
Cutting diameter - millimeter (DC)	20 mm
Corner chamfer width - millimeter (CHW)	0.3 mm
Connection diameter - millimeter (DCON MS)	20 mm
Depth of cut maximum - millimeter (APMX)	38 mm
Overall length - millimeter (OAL)	104 mm
Flute count (NOF)	4
Radial rake angle (GAMF)	12
ISO	S90420.0

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	106 m/min	0.09 mm/rev
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	119 m/min	0.09 mm/rev
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	123 m/min	0.09 mm/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	91 m/min	0.09 mm/rev
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	80 m/min	0.09 mm/rev
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Possible use	71 m/min	0.073 mm/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	66 m/min	0.09 mm/rev
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Primary use	53 m/min	0.073 mm/rev
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Possible use	45 m/min	0.073 mm/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	40 m/min	0.073 mm/rev
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Possible use	34 m/min	0.073 mm/rev
P4.3 - Tool steel with a hardness of 39 - 45HRC	help_outline Possible use	18 m/min	0.073 mm/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	80 m/min	0.09 mm/rev
K1.2 - Gray iron, ferritic-pearlitic or pearlitic with a hardness of 180 - 240HB	help_outline Possible use	59 m/min	0.09 mm/rev
K1.3 - Gray iron, pearlitic with a hardness of 240 - 280HB	help_outline Possible use	44 m/min	0.09 mm/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	98 m/min	0.09 mm/rev
K2.2 - Malleable iron, ferritic or pearlitic with a hardness of 160 - 200HB	help_outline Primary use	80 m/min	0.09 mm/rev
K2.3 - Malleable iron, pearlitic with a hardness of 200 - 240HB	help_outline Possible use	64 m/min	0.073 mm/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	87 m/min	0.09 mm/rev
K3.2 - Ductile (nodular/spheriodal) iron, ferritic or pearlitic with a hardness of 180 - 220HB	help_outline Primary use	67 m/min	0.09 mm/rev
K3.3 - Ductile (nodular/spheriodal) iron, pearlitic with a hardness of 220 - 260HB	help_outline Possible use	54 m/min	0.073 mm/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	81 m/min	0.073 mm/rev
K4.2 - Austenitic cast iron with a hardness of 180 - 240HB	help_outline Primary use	61 m/min	0.073 mm/rev
K4.3 - Austempered ductile iron with a hardness of 240 - 280HB	help_outline Possible use	45 m/min	0.073 mm/rev
K4.4 - Austempered ductile iron with a hardness of 280 - 320HB	help_outline Possible use	38 m/min	0.066 mm/rev
K4.5 - Austempered ductile iron with a hardness of 320 - 360HB	help_outline Possible use	32 m/min	0.066 mm/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	91 m/min	0.073 mm/rev
K5.2 - Vermicular, compacted graphite iron with a hardness of 180 - 220HB	help_outline Primary use	69 m/min	0.073 mm/rev
K5.3 - Vermicular, compacted graphite iron with a hardness of 220 - 260HB	help_outline Possible use	53 m/min	0.073 mm/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	355 m/min	0.109 mm/rev
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Primary use	267 m/min	0.109 mm/rev
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Primary use	179 m/min	0.109 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	179 m/min	0.09 mm/rev
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Possible use	160 m/min	0.09 mm/rev
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Possible use	115 m/min	0.09 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	187 m/min	0.09 mm/rev
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	109 m/min	0.09 mm/rev
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Primary use	56 m/min	0.09 mm/rev

N4

N4 - Polymers(synthetic or semi-synthetic materials)

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	Suitability	v_c	f
N4.1 - Thermoplastic polymers	help_outline Possible use	187 m/min	0.09 mm/rev
N4.2 - Thermosetting polymers	help_outline Possible use	72 m/min	0.09 mm/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
S1.1 - Titanium or titanium alloys, with a hardness of <200HB	help_outline Primary use	38 m/min	0.073 mm/rev
S1.2 - Titanium alloys, with a hardness of 200 - 280HB	help_outline Possible use	36 m/min	0.073 mm/rev
S1.3 - Titanium alloys, a hardness of 280 - 360HB	help_outline Possible use	43 m/min	0.066 mm/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 Possible use	40 m/min	0.066 mm/rev
S2.2 - High-temperature Fe-based alloys with a hardness of 200-280HB	help_outline Possible use	35 m/min	0.066 mm/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 Possible use	30 m/min	0.066 mm/rev
S3.2 - High-temperature Ni-based alloys with a hardness of 280 - 360HB	help_outline Possible use	25 m/min	0.066 mm/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 Possible use	23 m/min	0.066 mm/rev
S4.2 - High-temperature Co-based alloys with a hardness of 240 - 320HB	help_outline Possible use	20 m/min	0.066 mm/rev