KORLOY VNMG160408HM PC9030 35° Rhombic Carbide Insert for Stainless Steel Turning


Product Overview
The KORLOY VNMG160408HM PC9030 is a 35° rhombic negative carbide turning insert from KORLOY (South Korea), designed for medium to heavy turning of stainless steel (M) and alloy steel. It features the HM chipbreaker and PC9030 PVD-coated grade, providing high toughness, wear resistance, and stable chip control in general to heavy machining conditions.
Key Features
- Insert Geometry: VNMG = 35° rhombic, negative rake, with clamping hole
- Dimensions: 16 (IC 9.53 mm), 04 (thickness 4.76 mm), 08 (corner radius 0.8 mm)
- Chipbreaker: HM – optimized for medium/heavy turning, excellent chip control
- Grade: PC9030 – PVD TiAlN coating for stainless steel, high toughness and oxidation resistanceKORLOY
- Workpiece: Stainless steel (304/316/420), alloy steel, cast iron, heat-resistant alloys
- Application: External turning, facing, profiling, heavy boring on CNC lathes
Technical Specifications
| Item |
Specification |
| Model |
VNMG160408HM PC9030 |
| Brand |
KORLOY (South Korea) |
| Shape |
35° rhombic (V) |
| Relief Angle |
Negative (N) |
| Tolerance Class |
M |
| Inscribed Circle |
9.53 mm |
| Thickness |
4.76 mm |
| Corner Radius |
0.8 mm |
| Chipbreaker |
HM (medium/heavy) |
| Coating |
PVD TiAlN (PC9030) |
| Cutting Edge |
Reinforced, honed |
| Suitable Materials |
Stainless steel, alloy steel, cast iron, heat-resistant alloys |
| Recommended Use |
Medium to heavy turning (dry/wet) |
Application Range
- Stainless Steel (M): 304, 316, 420 – primary
- Alloy Steel (P): 4140, 42CrMo, SCM440 – medium to heavy cutting
- Cast Iron (K): HT200–HT300 – medium cutting
- Heat-Resistant Alloys (S): Inconel, titanium – low-to-medium speed
Why Choose KORLOY VNMG160408HM PC9030?
- PC9030 Grade: Balanced hardness and toughness, anti-built-up edge, ideal for stainless steelKORLOY
- HM Chipbreaker: Robust design for heavy cuts, reduced cutting force, stable chip flow
- KORLOY Quality: Reliable South Korean carbide technology, consistent performance