
VC VB Positive Rake Carbide Insert
Category:CNC Lathe Tools
The VB series is a high-performance line of turning inserts designed for various machining applications. These inserts are optimized for both productivity and tool life, offering excellent results in different materials and machining conditions. Below is an overview of the VB series, including product details, dimensions, grades, and their features, along with application scenarios.
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Product Introduction: Turning VB Series
The VB series is a high-performance line of turning inserts designed for various machining applications. These inserts are optimized for both productivity and tool life, offering excellent results in different materials and machining conditions. Below is an overview of the VB series, including product details, dimensions, grades, and their features, along with application scenarios.
Product Overview
- Product Type: Turning Inserts (VB Series)
- Applications: Steel machining, stainless steel machining, cast iron machining, aluminum alloy machining, and more
Dimensions
Grade Features Introduction
Below is a detailed introduction to all the available Grades for the Turning Inserts, including their coatings, colors, and special features:
1. KP4125
- Coating Type: CVD
- Color: Yellow
- Features:
- Good edge safety and toughness substrate.
- MT-TiCN, thick Al2O3, and TiN coating combination.
- Suitable for semi-rough machining of steel1.
2. KP4225
- Coating Type: CVD
- Color: Black
- Features:
- High-strength substrate with excellent resistance to plastic deformation.
- TiCN and thick Al2O3 coating combination.
- Suitable for semi-rough machining of steel1.
3. KP4825
- Coating Type: CVD
- Color: Dual-Color
- Features:
- Substrate with excellent resistance to plastic deformation.
- Nan-columnar MT-TiCN and thick Al2O3 coating combination.
- Suitable for semi-rough and rough machining of steel1.
4. KM1425
- Coating Type: PVD
- Color: Yellow
- Features:
- Fine WC particles.
- Nanoscale AliSiN high-silicon coating.
- Suitable for semi-rough machining of stainless steel1.
5. KM1725
- Coating Type: PVD
- Color: Gray
- Features:
- Fine WC particles.
- Nanoscale AliTiN coating.
- Suitable for interrupted machining of stainless steel1.
6. KM1925
- Coating Type: PVD
- Color: Multi-Color
- Features:
- Fine WC particles.
- Nanoscale multi-layered AliTiSiN composite coating.
- Suitable for semi-rough to rough machining of stainless steel1.
7. KM1025
- Coating Type: PVD
- Color: Bronze
- Features:
- Fine WC particles.
- Nanoscale AliSiN high-silicon coating.
- Suitable for continuous machining of stainless steel1.
8. KN5615
- Coating Type: Non-Coated
- Color: N/A
- Features:
- Hard alloy substrate.
- Sharp cutting edge due to large positive and negative angles.
- Suitable for non-ferrous metal machining1.
9. KX6615
- Coating Type: Non-Coated
- Color: N/A
- Features:
- Ti(CN) base metal ceramic.
- Excellent hot hardness and resistance to crater wear.
- Suitable for semi-rough high-speed machining of steel1.
These Grades offer a wide range of options for different machining materials and applications, ensuring optimal performance and tool life.
Applications
- Steel Machining: Suitable for semi-rough and rough machining of steel materials1.
- Stainless Steel Machining: Ideal for both continuous and interrupted machining of stainless steel1.
- Cast Iron and Aluminum Machining: Optimized for specific materials and machining conditions1.
By ensuring high-quality materials, advanced coating technologies, and precise manufacturing processes, the VB series delivers superior performance and extended tool life in various machining operations.
Our Services
Feel free to reach out for customized solutions and expert support tailored to your needs.
Customizable
Provides on-site tool optimization and process improvement, reducing customer machining costs by 12%-18%.
Brand
KD brand tools (turning, milling, grooving) offer HRA 90+ hardness, 30% longer coating life, performance on par with top brands, 15%-20% lower price.
Experience
With over 25 years of experience, we specialize in cemented carbide and CNC tools, covering R&D, production, and application.
Diversity
CNC blades, CNC tools, tool systems, tungsten carbide milling cutters, tungsten carbide drill bits, machine-clamped blades, welding blades etc.



