
GROOVING & PARTING OFF GRADES description CUTTING SPEED
(m/min)
D PVD GRADES
| ISO | Material | Grade fn (mm/r) | Wear Resistence | CVD Coating | | PVD Coating Toughness |
| | HB (brinell) | PH5115 | PH5125 | PH5135 | PH7920 |
| | | 0.04 -0.5 | 0.04 -0.5 | 0.04 -0.5 | 0.04 -0.5 |
| Unalloyed steel | 125-170 | 85-165 | 70-150 | 70-140 | 45-120 |
| P | Low-alloy steel | 180-350 | 60-140 | 55-130 | 55-125 | 50-115 |
| High-alloy stel | 200-325 | 50-130 | 45-115 | 45-115 | 50-110 |
M10-M25
PVD coating make it suitable for Roughing to
Finishing operations under good cutting con-
ditions to light interrupted cuts at medium
| | Grade fn (mm/r) | | CVD Coating | | PVD Coating |
| ISO | Material | | Wear Resistence | | | Toughness |
| | HB (brinell) | PH5115 | PH5125 | PH5135 | PH7920 |
| | | 0.04 -0.5 | 0.04 -0.5 | 0.04 -0.5 | 0.04 -0.5 |
| SS - Ferritic / Martensitic | 200-330 | 65-175 | 55-165 | 45-155 | 45-140 |
| M | SS - Austenitic / Duplex | 180-330 | 65-150 | 55-140 | 50-130 | 50-125 |
| SS - Ferritic / Duplex | 230-260 | 65-140 | 55-130 | 50-125 | 50-120 |
| P01-P30 | P10-P35 | P20-P40 |
| M01-M25 | M05-M30 | M15-M35 |
| | Grade fn (mm/r) | | CVD Coating | |
| ISO | Material | | Wear Resistence | | Toughness |
| | HB (brinell) | PH5705 | PH5320 | PH5135 |
| | | 0.04 -0.5 | 0.04 -0.5 | 0.04 -0.5 |
| Marble cast iron | 130-230 | 95-180 | 75-160 | 75-155 |
| K | Grey cast iron | 180-220 | 90-175 | 70-155 | 70-140 |
| Nodular cast iron | 160-380 | 55-150 | 45-135 | 45-125 |
of steels & cast steels at medium cutting medium grain size combined with the medium
steels. medium temperature - CVD, improving the rupted cuts at medium to low cutting speeds.
PH5320
K01-K25
Medium temperature CVD coating (α- Al2O3)
combined with a hard substrate make it ca-
pable of withstanding interrupted conditions.
Recommended as general choice for roughing
of all cast irons at low to medium cutting
speeds. Can also be a solution for high alloy
Uncoated ISO Grade fn (mm/r) Material HB (brinell) PH0910 0.04 -0.35
| N | Aluminium alloys | 60-130 | 190-1800 |
| Cooper and cooper alloys | 90-110 | 40-420 |
| ISO | Material | Grade fn (mm/r) HB (brinell) | PVD Coating PH7920 |
| | | 0.04 -0.30 |
| Heat resistent super alloys (Iron base) | 200-280 | 35-90 |
| S | Heat resistent super alloys (Nickel base) | 250-320 | 22-60 |
| Heat resistent super alloys (Cobalt base) | 200-320 | 27-80 |
| Titanium alloys (400 | - | 85-175 |
Uncoated carbide micrograin grade combining
a good abrasive wear resistance and thou-
ghness. Suitable for rough to finish turning
of HRSA, Titanium alloys, cast irons and
Aluminium alloys.