KGD recommended cutting conditions (PF/PQ/PG chipbreaker)

Recommended insert grades ( Vc: m/min) PF (RE = 0.03 mmf (mm )/rev) PF (RE = 0.15 mmarks )
Workpiece materialem
MEGACOAT NANOMEGACOATEdge widtCW (mm)R
PR1535PR1225 PR1215 1.3/1.5 2.02.5/3.01.3/1.52.02.5/3.0
Carbon steel✩ 70 ~ 150★ 70 ~ 150 ✩ 70 ~ 180 0.01 ~ 0.04 0.02 ~ 0.060.02 ~ 0.080.01 ~ 0.050.03 ~ 0.080.04 ~ 0.10
Alloy steel✩ 70 ~ 150★ 70 ~ 150 ✩ 70 ~ 180lant
Stainless steel★ 60 ~ 120✩ 60 ~ 120 ✩ 60 ~ 150 0.01 ~ 0.03 0.01 ~ 0.040.01 ~ 0.050.01 ~ 0.040.03 ~ 0.07Coo 0.04 ~ 0.08
Cast iron Workpiece Material Carbon steel Alloy steel Stainless steel Cast iron‐ MEGACOAT NANO PR1535 ✩ 70 ~ 150 ✩ 70 ~ 150 ★ 60 ~ 120 ‐‐ ★ 80 ~ 200 0.01 ~ 0.05 0.02 ~ 0.07 Recommended insert grades ( Vc: m/min) MEGACOAT DLC coated carbide Carbide PR1225 PR1215 PDL025 GW15 ★ 70 ~ 150 ✩ 70 ~ 180 ‐ ‐ ★ 70 ~ 150 ✩ 70 ~ 180 ‐ ‐ ✩ 60 ~ 120 ✩ 60 ~ 150 ‐ ‐ ‐ ★ 80 ~ 200 ‐ ✩ 50 ~ 1000.03 ~ 0.08 PQ 2.0 0.03 ~ 0.1 0.02 ~ 0.07 0.04 ~ 0.10.01 ~ 0.06 ★ f (mm/ Edge width 2.5 / 3.0 0.04 ~ 0.12 0.02 ~ 0.08 0.04 ~ 0.120.03 ~ 0.09 : 1st Recommendat rev) P CW (mm) 2.0 0.01 ~ 0.04 0.01 ~ 0.03 0.01 ~ 0.040.04 ~ 0.10 io✩: 2nd Recommendati Remarks G 2.5 / 3.0 0.01 ~ 0.05 Coolant 0.01 ~ 0.04 0.01 ~ 0.05
pplication map Aluminum Alloys Brass High‐ ‐Cut-off ‐ ‐ ★ 200 ~ 500 ✩ 200 ~ 450 ‐ ‐ ‐ ★ 100 ~ 200‐ ‐‐ ‐ ★0.01 ~ 0.05 0.01 ~ 0.07 : 1st Recommendat0.01 ~ 0.06 0.01 ~ 0.08 io✩: 2nd Recommendati
P Cutting force LowFor aut G PF PHigh feed rate PH V omatic lathe (Low cutting force) For automatic lathe (Low feed) For automatic lathe (Medium feed) General purpose PM Q
Lowfeed rate High