The MCTP-R-L Parting & Grooving Insert Series is designed for precision cutting and groove machining operations in CNC machining applications. As part of the Precision Ground Carbide Inserts product range, this series is developed for machining processes that require controlled cutting performance, accurate groove formation, and consistent production results.
The MCTP-R-L series combines parting and grooving functions into a dedicated insert solution, making it suitable for machining components that require reliable material separation and groove processing.
With precision-manufactured cutting edges and application-oriented geometry, the series provides a practical tooling option for manufacturers working with CNC turning and related machining operations.
Shenzhen Xinminghui Diamond Tools Co., Ltd. manufactures Precision Cutting Tools and carbide insert solutions for customers requiring reliable tooling products for different machining requirements.
Parting and Grooving Capability
The MCTP-R-L series is designed for both parting and grooving operations, providing a dedicated insert solution for these machining processes.
Controlled Cutting Geometry
The cutting geometry is designed to support consistent engagement with the workpiece and controlled material removal during machining.
Precision Ground Edge
Precision grinding helps maintain consistent cutting edge geometry and dimensional accuracy across the insert series.
Stable Machining Performance
The insert design supports stable cutting conditions during parting and groove machining, helping maintain consistent production results.
Series-Based Tooling Options
The MCTP-R-L series can provide different specifications or configurations for different machining requirements.
| Item | Specification |
Brand | Xinminghui |
Name | PCD Positive & Negative Angle Inserts |
Model | PCD Series |
Material | PCD (Polycrystalline Diamond) |
Customization | Non-standard Customization Supported |
Applicable Materials | Stainless Steel / Aluminum / Steel / Superalloy / Titanium Alloy |
Features | Sharp & Wear-resistant, High Hardness, Smooth Surface Finish, Anti Built-up Edge |
Packing | 10 pcs/box |
Price | Price per piece |



The MCTP-R-L Parting & Grooving Insert Series is designed for machining operations that require controlled cutting and accurate groove formation.
Typical Operations
Parting
Grooving
Groove Machining
Component Separation
CNC Turning Operations
The applicable workpiece materials depend on the selected insert grade and machining conditions.
Potential material categories can include:
Steel
Stainless Steel
Alloy Steel
Cast Iron
Non-Ferrous Metals

Accurate Groove Formation
The precision-manufactured insert geometry supports consistent groove dimensions during machining.
Reliable Parting Performance
The dedicated cutting configuration helps provide controlled material separation during parting operations.
Consistent Edge Quality
Precision grinding helps maintain consistent edge geometry from insert to insert.
Suitable for Repetitive Machining
The series is designed for CNC machining environments where repeatable tooling performance is important.

For customers with specific machining requirements, Shenzhen Xinminghui Diamond Tools Co., Ltd. can provide customized carbide insert solutions.
Possible customization requirements include:
Insert dimensions
Cutting width
Cutting geometry
Carbide grade
Special edge configuration
OEM requirements
Customers can provide drawings, samples, or machining requirements for evaluation.

Shenzhen Xinminghui Diamond Tools Co., Ltd. focuses on the development and manufacturing of precision cutting tools and carbide insert products.
The company provides tooling solutions for customers with different machining requirements, covering standard cutting tools as well as customized products.
With controlled manufacturing processes and professional tooling capabilities, Shenzhen Xinminghui Diamond Tools Co., Ltd. aims to provide consistent products for CNC machining and metal processing applications.
What is the MCTP-R-L insert series used for?
The MCTP-R-L series is designed for parting and grooving operations in CNC machining applications.
Can MCTP-R-L inserts be used for both parting and grooving?
Yes. The series is designed around both parting and groove machining applications. Specific capabilities depend on the insert configuration and machining conditions.
What materials are suitable for MCTP-R-L inserts?
The applicable workpiece materials depend on the selected carbide grade and cutting conditions. Please refer to the specific grade information for material compatibility.
Can Shenzhen Xinminghui Diamond Tools Co., Ltd. manufacture customized inserts?
Yes. Customized insert solutions can be developed according to customer drawings, samples, dimensions, and machining requirements.
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