Solid carbide H7 machine reamer similar to DIN 8093 - MAREAMER-SC-D8,0H7

Solid carbide H7 machine reamer similar to DIN 8093

Name: Solid carbide H7 machine reamer similar to DIN 8093
Brand: Würth
SKU: 5443200020

NC machine reamer H7 SC EU DIN 8093 similar
MAREAMER-SC-D8,0H7

Art.-no. 5443200020

EAN 4055375884362

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Solid carbide H7 machine reamer similar to DIN 8093

Art.-no. 5443200020

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Spirally fluted design, 8° left-hand spirals, predominantly suitable for through holes in all ferrous and non-ferrous metals.

Notice

Version with extremely uneven pitch

H6 integral shaft diameters

Dia. 1.4-12.0 mm solid carbide

Dia. 14.0-20.0 mm only solid carbide head

Product information

Würth Catalogue

Datasheets(X)

Certificates/ Documents


Product code	5210
Material to be processed	Steel, Cast metal, Stainless steel, Titanium, Copper, Brass, Aluminium
Cutting edge diameter (d1)	8 mm
Shank diameter (d2)	8 mm
Length (l1)	117 mm
Cutting edge length (l2)	33 mm
Projecting length (l3)	81 mm
Number of cutting edges (Z)	6 PCS
Core hole diameter	7.80 mm
Standards	DIN Similar to 8093
Form	B
Cutting material	SC
Surface	Uncoated
Groove type	Left-hand twist, 8°
Shank style	Cylindrical DIN 6535-HA
Tolerance of fit	H7
Max. drilling depth (D)	8xD
Hole type	Clearance hole
Coolant supply	External
Service life (points system)	4 of 4 points
Versatility (points system)	4 of 4 points
Tolerance of cutting edge diameter	h7
Tolerance of shank diameter	h6
Material of sub-group	General structural steels, Non-alloyed tempering steels < 1000 N/mm², Alloyed tempering steels < 1000 N/mm², Nitriding steels < 1300 N/mm², Grey cast iron, Malleable cast iron, Stainless steels < 850 N/mm², Stainless steels > 850 N/mm², Titanium, Titanium alloys, Copper, Brass, Aluminium

For dia. 1.4-9.9
Material designation	Tensile strength	Cooling	v_c		f_z
			from	to	Dia. 1.4-1.9	Dia. 2-4.9	Dia. 5-7.9	Dia. 8-9.9
Steels
General structural steels	< 500 N/mm²	O/E	10	15	0,090	0,120	0,150	0,180
General structural steels	500-850 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
Carbon steels	< 850 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
Carbon steels	850-1,000 N/mm²	O/E	7	9	0,090	0,120	0,150	0,180
Unalloyed quenched and tempered steels	< 700 N/mm²	O/E	10	15	0,090	0,120	0,150	0,180
	700-850 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
	850-1,000 N/mm²	O/E	7	9	0,090	0,120	0,150	0,180
Alloyed quenched and tempered steels	850-1,000 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
Alloyed quenched and tempered steels	1,000-1,200 N/mm²	O/E	6	10	0,072	0,096	0,120	0,150
Unalloyed case-hardening steels	< 750 N/mm²	O/E	10	15	0,090	0,120	0,150	0,180
Alloyed case-hardening steels	< 1000 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
Alloyed case-hardening steels	1,000-1,200 N/mm²	O/E	6	10	0,072	0,096	0,120	0,150
Nitriding steels	< 1000 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
Nitriding steels	1,000-1,200 N/mm²	O/E	6	10	0,072	0,096	0,120	0,150
Tool steels	< 850 N/mm²	O/E	8	12	0,090	0,120	0,150	0,180
	850-1,100 N/mm²	O/E	6	10	0,072	0,096	0,120	0,150
	1,100-1,400 N/mm²	O/E	5	7	0,072	0,096	0,120	0,150
High-speed steels	850-1,200 N/mm²	O/E	5	7	0,072	0,096	0,120	0,150
Wear-resistant constructional steel	1,350 N/mm²	E	6	10	0,072	0,096	0,120	0,150
Spring steels	< 1,200 N/mm²	E	6	10	0,072	0,096	0,120	0,150
Stainless steels
Sulphurated stainless steels	< 700 N/mm²	E	10	15	0,090	0,120	0,150	0,180
Austenitic stainless steels	< 700 N/mm²	E	10	15	0,090	0,120	0,150	0,180
Austenitic stainless steels	< 850 N/mm²	E	8	12	0,090	0,120	0,150	0,180
Martensitic stainless steels	< 1,100 N/mm²	E	6	10	0,072	0,096	0,120	0,150
Special alloys	< 1,200 N/mm²	E	6	10	0,072	0,096	0,120	0,150
Titanium, titanium alloys	< 850 N/mm²	E	8	12	0,090	0,120	0,150	0,180
Cast metals
Cast iron	< 180 HB	T/O	8	15	0,090	0,120	0,150	0,180
Cast iron	> 180 HB	T/O	6	12	0,072	0,096	0,120	0,150
Spheroidal graphite, malleable iron	> 180 HB	T/E	8	12	0,090	0,120	0,150	0,180
Spheroidal graphite, malleable iron	> 260 HB	T/E	8	12	0,090	0,120	0,150	0,180
Non-ferrous metals
Aluminium, aluminium alloys	< 530 N/mm²	E	20	30	0,120	0,160	0,200	0,260
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	E	15	30	0,120	0,160	0,200	0,260
Aluminium, cast aluminium alloys > 10 % Si	< 600 N/mm²	E	15	30	0,120	0,160	0,200	0,260
Magnesium, magnesium alloys	< 280 N/mm²	E	20	30	0,120	0,160	0,200	0,260
Low-alloy copper	< 350 N/mm²	E	20	30	0,180	0,240	0,300	0,360
Short-chipping brass	< 600 N/mm²	T/E	15	25	0,120	0,160	0,200	0,260
Long-chipping brass	< 600 N/mm²	T/E	15	25	0,120	0,160	0,200	0,260
Short-chipping bronze	< 600 N/mm²	T/E	15	25	0,120	0,160	0,200	0,260
Short-chipping bronze	650-850 N/mm²	T/E	10	15	0,120	0,160	0,200	0,260
Long-chipping bronze	< 850 N/mm²	T/E	10	15	0,120	0,160	0,200	0,260
Long-chipping bronze	850-1,200 N/mm²	T/E	8	15	0,120	0,160	0,200	0,260
Graphite	-	T	8	15	0,090	0,120	0,150	0,180

Key
O = oil
E = emulsion
T = dry
v_c = cutting speed [m/min]
f_z = feed [mm/r]
The suggested cutting values are reference values and must be adapted to the respective conditions.

For dia. 10-20
Material designation	Tensile strength	Cooling	v_c		f_z
			from	to	Dia. 10-14.9	Dia. 15-19.9	Dia. 20
Steels
General structural steels	< 500 N/mm²	O/E	10	15	0,200	0,250	0,300
General structural steels	500-850 N/mm²	O/E	8	12	0,200	0,250	0,300
Carbon steels	< 850 N/mm²	O/E	8	12	0,200	0,250	0,300
Carbon steels	850-1,000 N/mm²	O/E	7	9	0,200	0,250	0,300
Unalloyed quenched and tempered steels	< 700 N/mm²	O/E	10	15	0,200	0,250	0,300
	700-850 N/mm²	O/E	8	12	0,200	0,250	0,300
	850-1,000 N/mm²	O/E	7	9	0,200	0,250	0,300
Alloyed quenched and tempered steels	850-1,000 N/mm²	O/E	8	12	0,200	0,250	0,300
Alloyed quenched and tempered steels	1,000-1,200 N/mm²	O/E	6	10	0,150	0,180	0,200
Unalloyed case-hardening steels	< 750 N/mm²	O/E	10	15	0,200	0,250	0,300
Alloyed case-hardening steels	< 1000 N/mm²	O/E	8	12	0,200	0,250	0,300
Alloyed case-hardening steels	1,000-1,200 N/mm²	O/E	6	10	0,150	0,180	0,200
Nitriding steels	< 1000 N/mm²	O/E	8	12	0,200	0,250	0,300
Nitriding steels	1,000-1,200 N/mm²	O/E	6	10	0,150	0,180	0,200
Tool steels	< 850 N/mm²	O/E	8	12	0,200	0,250	0,300
	850-1,100 N/mm²	O/E	6	10	0,150	0,180	0,200
	1,100-1,400 N/mm²	O/E	5	7	0,150	0,180	0,200
High-speed steels	850-1,200 N/mm²	O/E	5	7	0,150	0,180	0,200
Wear-resistant constructional steel	1,350 N/mm²	E	6	10	0,150	0,180	0,200
Spring steels	< 1,200 N/mm²	E	6	10	0,150	0,180	0,200
Stainless steels
Sulphurated stainless steels	< 700 N/mm²	E	10	15	0,200	0,250	0,300
Austenitic stainless steels	< 700 N/mm²	E	10	15	0,200	0,250	0,300
Austenitic stainless steels	< 850 N/mm²	E	8	12	0,200	0,250	0,300
Martensitic stainless steels	< 1,100 N/mm²	E	6	10	0,150	0,180	0,200
Special alloys	< 1,200 N/mm²	E	6	10	0,150	0,180	0,200
Titanium, titanium alloys	< 850 N/mm²	E	8	12	0,200	0,250	0,300
Cast metals
Cast iron	< 180 HB	T/O	8	15	0,200	0,250	0,300
Cast iron	> 180 HB	T/O	6	12	0,200	0,250	0,300
Spheroidal graphite, malleable iron	> 180 HB	T/E	8	12	0,200	0,250	0,300
Spheroidal graphite, malleable iron	> 260 HB	T/E	8	12	0,200	0,250	0,300
Non-ferrous metals
Aluminium, aluminium alloys	< 530 N/mm²	E	20	30	0,300	0,180	0,200
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	E	15	30	0,300	0,350	0,400
Aluminium, cast aluminium alloys > 10 % Si	< 600 N/mm²	E	15	30	0,300	0,350	0,400
Magnesium, magnesium alloys	< 280 N/mm²	E	20	30	0,300	0,350	0,400
Low-alloy copper	< 350 N/mm²	E	20	30	0,400	0,450	0,500
Short-chipping brass	< 600 N/mm²	T/E	15	25	0,300	0,350	0,400
Long-chipping brass	< 600 N/mm²	T/E	15	25	0,300	0,350	0,400
Short-chipping bronze	< 600 N/mm²	T/E	15	25	0,300	0,350	0,400
Short-chipping bronze	650-850 N/mm²	T/E	10	15	0,300	0,350	0,400
Long-chipping bronze	< 850 N/mm²	T/E	10	15	0,300	0,350	0,400
Long-chipping bronze	850-1,200 N/mm²	T/E	8	15	0,300	0,350	0,400
Graphite	-	T	8	15	0,200	0,250	0,300

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