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Home Catalogue Solid carbide NC-spotting drills 120°, code S50112, diameter 4 mm
S50112.040
Solid carbide (SC)
Cutting conditions
P.2 | General construction steels, steel castings
≤ 850 N/mm²
P.3 | Tool steels low alloyed
≤ 1100 N/mm²
M.1 | Corrosion- and acid-proof steels
≤ 750 N/mm²
M.2 | Corrosion- and acid-proof steels
750-850 N/mm²
M.3 | Corrosion- and acid-proof steels
> 850 N/mm²
N.1 | Aluminium, Aluminium cast alloys Si (Si ≤ 6%)
≤ 400 N/mm²
N.2 | Aluminium cast alloys Si (Si ≤ 12%)
≤ 600 N/mm²
N.3 | Aluminium cast alloys Si (Si > 12%)
≤ 600 N/mm²
N.4 | Cooper-zinc alloys, cooper-tin alloys
≤ 800 N/mm²
H.1 | Hardened materials (< 54 HRC)
≤ 1920 N/mm²
H.2 | Hardened materials (54-60 HRC)
1920-2210 N/mm²
Calculations of cutting conditions
Product attributes
Straight shank with clamping flat (Weldon) according to DIN 1835 B.
Point angle 120°
Carbide materials are characterised by high compressive strength, high hardness and therefore high wear resistance, but also limited flexural strength and toughness.
Company norm
Oil coolant.
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