FAQ
CNMG-HK cast iron turning blade
China Lizhou Hard Alloy Source Factory
Product Name：Cast Iron Turning Inserts
Coating : CVD
Brand number:LKC202\302
Classification :
Turning insert
keyword：
lizhou
Product details: Cast iron turning blade
Type | Basic dimensions (mm) | Cutting data | CVD | ||||||
I.C | S | D | R | Cutting depth (mm) | Feed （ mm/tooth ） | LKC202 | LKC302 | LKC352 | |
CNMG120404-HK | 12.70 | 4.76 | 5.16 | 0.4 | 2.30-5.50 | 0.22-0.60 | ⚪ |
|
|
CNMG120408-HK | 12.70 | 4.76 | 5.16 | 0.8 | 2.30-5.50 | 0.22-0.60 | ⚪ |
|
|
CNMG120412-HK | 12.70 | 4.76 | 5.16 | 1.2 | 2.30-5.50 | 0.22-0.60 | ⚪ |
|
|
CNMG120408 | 12.70 | 4.76 | 5.16 | 0.8 | 3.00-7.00 | 0.25-0.70 |
| ⚪ |
|
CNMG120412 | 12.70 | 4.76 | 5.16 | 1.2 | 3.00-7.00 | 0.25-0.70 |
| ⚪ |
|
CNMG120404-HK Product characteristics:
1. CNMG120404-HK is mainly suitable for processing cast iron
2. Coating: CVD
3. Machining method: Rough machining, semi-finishing
Product model analysis:
Parameters | CNMG120404-HK Specifications |
|---|---|
Blade shape | Rhombus 80° (C-type) |
Back angle | 0° （ N -type) |
Cutting edge length | 12.7mm （code 12 ） |
Blade thickness | 4.76mm （code 04 ） |
Tip radius | 0.4mm （code 04 ） |
Material/Coating | HK grade cemented carbide（ TiAlN+Al₂O₃ Composite coating ） |
Applicable processing type | Rough machining, semi-finishing |
Applicable material | Carbon steel, alloy steel, cast iron (ISO P/K group) |
Recommended cutting parameters | - Linear velocity Vc ：150-250m/min |
Typical processing scenarios
Rough turning of heavy parts: such as wind turbine main shafts and engineering machinery parts.
Automotive parts: batch processing of crankshafts and gearbox housings.
Cast iron brake discs: high wear resistance to cope with hard particles in cast iron.
Frequently Asked Questions (FAQ)
Q1: Is it suitable for stainless steel processing?
It is recommended to use HM material (optimized for stainless steel adhesion), HK material is more suitable for steel and cast iron.
Q2: Does the blade have a wiper?
This model is a general-purpose model. If you need a wiper, please select a model with a suffix (e.g., CNMG120408-HK).
Q3: What is the minimum order quantity (MOQ)?
Standard MOQ: 10 boxes (100 pieces), sample orders are supported (minimum order quantity 1 box).
Previous page
Next page
Use equipment
CNC machining centre
CNC machine tools
Carved machine
Factory Board
Factory Board
Factory Board
Factory Board
Factory Board
Recommended products
undefined
FAQ
2026-04-21
Common Issues in Machining Stainless Steel with Lizhou Turning Inserts
A detailed guide to LIZHOU cemented carbide turning inserts, covering naming conventions, types, selection of inserts specifically designed for roughing and finishing stainless steel, the differences between internal-bore and external-diameter inserts, and answers to frequently asked questions.
2026-04-21
Differences and Applications of Cobalt Drill Bits vs. Carbide Drill Bits
LiZhou Cemented Carbide provides a detailed comparison of cobalt-tipped drills and cemented carbide drills, covering material composition, hardness, tool life, suitable workpiece materials, and common issues to help you quickly select the right tool.
2026-03-31
What is the melting point of tungsten carbide? – Lizhou Cemented Carbide
This comprehensive analysis of Lizhou Cemented Carbide covers the melting point of tungsten carbide (2,870°C), a performance comparison, and industrial applications, explaining in detail why its high melting point makes cemented carbide highly resistant to high temperatures, wear, and deformation—making it ideally suited for tools, mining, steelmaking, and other demanding applications.
2026-03-28
How to Choose Positive and Negative Turning Inserts | LiZhou ISO Turning Tool Code Analysis
A Must-Read for Beginners! Lizhou Cemented Carbide Shows You How to Decode ISO Codes for Turning Inserts, Distinguish Between Positive- and Negative-Rake Inserts, Master the Three Key Selection Principles, and Resolve Common Issues Such as Poor Finish in Precision Turning and Work-Hardening When Machining Stainless Steel.
Hotline：
IPV4 / IPV6