Solid carbide H7 machine reamer similar to DIN 8093
NC machine reamer H7 SC EU DIN 8093 similar
MAREAMER-SC-D1,4H7
Art.-no. 5443200001
EAN 4055375884171
				
				
				
				
				
				
				
				
				
				
				
				
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- 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
 
Datasheets(X)
![]()  | |
Product code  | 5210  | 
Material to be processed  | Steel, Cast metal, Stainless steel, Titanium, Copper, Brass, Aluminium  | 
Cutting edge diameter (d1)  | 1.4 mm  | 
Shank diameter (d2)  | 4 mm  | 
Length (l1)  | 50 mm  | 
Cutting edge length (l2)  | 9 mm  | 
Projecting length (l3)  | 22 mm  | 
Number of cutting edges (Z)  | 3 PCS  | 
Core hole diameter  | 1.30 mm  | 
Standards  | DIN 8093 similar  | 
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  | 
| Cutting values | ||||||||
| For dia. 1.4-9.9 | ||||||||
| Material designation | Tensile strength | Cooling | vc | fz | ||||
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| < 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 | 
| > 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 | 
| > 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 | 
| 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 | 
| 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 | 
| vc = cutting speed [m/min] | 
| fz = feed [mm/r] | 
| The suggested cutting values are reference values and must be adapted to the respective conditions. | 
| Cutting values | |||||||
| For dia. 10-20 | |||||||
| Material designation | Tensile strength | Cooling | vc | fz | |||
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| < 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 | 
| > 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 | 
| > 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 | 
| 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 | 
| 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 | 
