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Material Group Cutting Speed (Vc) Feed Rate (f) Depth of Cut (ap) Carbon Steel (S45C / 1045) 180 - 320 m/min 0
0 mm Tool Steel (D2/P20) 120 - 220 m/min 0
causing instantaneous insert cracking under cutting loads
or CNMG120412 negative rhombic turning inserts
Korloy DNMG110408-HM NC3020 Steel Turning Insert, R0.8 (10pcs) S08K-STFCR09 Material Group Cutting Speed (Vc)The Original Korloy DNMG110408 HM NC3020 (ANSI Standard: DNMG 332) is a high performance 55 diamond insert designed for efficient semi finishing and medium duty turning of Steel (P). Featuring a robust 0. 8mm nose radius, this insert provides superior edge strength and thermal dissipation compared to smaller radii models. The NC3020 CVD grade is engineered for high speed continuous cutting, offering industry leading resistance to crater wear and
