B4814.03

NC - Centesimal Reamer for High Precision Chucks
Ordering number: 5987565

Centesimal reamer with left hand slow spiral flutes which are extremely unequally spaced and a cylindrical shank, diameter 4.03mm with an overall length of 75mm, a flute length of 19mm and 47mm reach with neck relief, according to DIN 8093 standard with a diameter tolerance of 0/+0.004mm to produce holes within diameter-tolerance 4E8, 4F9 or 4H10, carbide head with bright finish for machining free machining, plain carbon, alloy and tool steel, grey, malleable, ductile and compacted graphite cast-iron, wrought and cast aluminium and copper or copper alloys

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Product Feature

Bright (uncoated)

Hard Material (Solid Carbide)

DIN 8093 – Straight Shank Reamer Standards

Right Hand Rotation / Cutting

DIN 6535 HA Cylindrical Shank

DIN Form B – Left hand Slow Spiral Flute, Right hand cut

High Precision Hole Tolerance Zone (based on diameter range)

Product Detail

Description	Value
EAN number	7320760422083
EDP number	0422083
Product name	B4814.03
Ordering code ANSI	B4814.03
Gross weight - grams	15.2
Cutting diameter - millimeter (DC)	4.03 mm
Overall length - millimeter (OAL)	75 mm
Length chip flute - millimeter (LCF)	19 mm
Body length - millimeter (LB)	47 mm
Flute count (NOF)	6
Connection diameter - millimeter (DCON MS)	4 mm
ANSI	B4814.03
ISO	B4814.03

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
P1.1 - Free machining sulfurized carbon steel with a hardness of < 240HB	help_outline Primary use	75 ft/min
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	85 ft/min
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	89 ft/min

P2

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

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	Suitability	v_c
P2.1 - Plain low carbon steel containing < 0.25%C with a hardness of < 180HB	help_outline Primary use	66 ft/min
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	59 ft/min
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Primary use	52 ft/min

P3

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

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	Suitability	v_c
P3.1 - Alloy steel with a hardness of < 180HB	help_outline Primary use	52 ft/min
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Primary use	43 ft/min
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Primary use	36 ft/min

P4

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

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	Suitability	v_c
P4.1 - Tool steel with a hardness of < 26HRC	help_outline Primary use	33 ft/min
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Primary use	26 ft/min
P4.3 - Tool steel with a hardness of 39 - 45HRC	help_outline Primary use	23 ft/min

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 Possible use	33 ft/min
M1.2 - Stainless steel, ferritic with a hardness of 160 - 220HB	help_outline Possible use	26 ft/min

M2

M2 - Martensitic stainless steel (straight chromium hardenable alloys)

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	Suitability	v_c
M2.1 - Stainless steel, martensitic with a hardness of < 200HB	help_outline Possible use	30 ft/min
M2.2 - Stainless steel, martensitic with a hardness of 200 - 280HB	help_outline Possible use	23 ft/min
M2.3 - Stainless steel, martensitic with a hardness of 280 - 380HB	help_outline Possible use	20 ft/min

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
K1.1 - Gray iron, ferritic or ferritic-pearlitic with a hardness of < 180HB	help_outline Primary use	66 ft/min
K1.2 - Gray iron, ferritic-pearlitic or pearlitic with a hardness of 180 - 240HB	help_outline Primary use	49 ft/min
K1.3 - Gray iron, pearlitic with a hardness of 240 - 280HB	help_outline Primary use	36 ft/min

K2

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

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	Suitability	v_c
K2.1 - Malleable iron, ferritic with a hardness of < 160HB	help_outline Primary use	69 ft/min
K2.2 - Malleable iron, ferritic or pearlitic with a hardness of 160 - 200HB	help_outline Primary use	56 ft/min
K2.3 - Malleable iron, pearlitic with a hardness of 200 - 240HB	help_outline Primary use	46 ft/min

K3

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

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	Suitability	v_c
K3.1 - Ductile (nodular/spheriodal) iron, ferritic with a hardness of < 180HB	help_outline Primary use	59 ft/min
K3.2 - Ductile (nodular/spheriodal) iron, ferritic or pearlitic with a hardness of 180 - 220HB	help_outline Primary use	46 ft/min
K3.3 - Ductile (nodular/spheriodal) iron, pearlitic with a hardness of 220 - 260HB	help_outline Primary use	36 ft/min

K5

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

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	Suitability	v_c
K5.1 - Vermicular, compacted graphite iron with a hardness of < 180HB	help_outline Primary use	62 ft/min
K5.2 - Vermicular, compacted graphite iron with a hardness of 180 - 220HB	help_outline Primary use	49 ft/min
K5.3 - Vermicular, compacted graphite iron with a hardness of 220 - 260HB	help_outline Primary use	36 ft/min

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

N1

N1 - Wrought aluminium

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	Suitability	v_c
N1.1 - Pure aluminium and wrought aluminium alloys with a hardness of < 60HB	help_outline Possible use	197 ft/min
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Primary use	148 ft/min
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Primary use	98 ft/min

N2

N2 - Cast aluminium

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	Suitability	v_c
N2.1 - Cast aluminium alloys with a hardness of < 75HB	help_outline Primary use	125 ft/min
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Primary use	115 ft/min
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Primary use	82 ft/min

N3

N3 - Copper or copper alloys

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	Suitability	v_c
N3.1 - Free-cutting copper-alloys materials with excellent machining properties	help_outline Primary use	210 ft/min
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	125 ft/min
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	62 ft/min

N4

N4 - Polymers(synthetic or semi-synthetic materials)

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	Suitability	v_c	f
N4.1 - Thermoplastic polymers	help_outline Possible use	115 ft/min
N4.2 - Thermosetting polymers	help_outline Possible use	98 ft/min