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4 Flute Corner Radius End Mill

  • Solid Carbide 4 Flute Corner Radius End Mill

  • 4 Flute

  • Spiral

  • High Speed Cutting

  • Cast Iron, Alloy Steel, Tool Steel,Stainless Steel, High-temp Alloys, Titanium Alloys, Non-ferrous Alloys

  • TiAlN, TiSiN, Nano

  • 0.005-0.01

  • Stub, Standard, Extra-Long,38-330mm

Availability:
Quantity:

4 Flute Corner Radius End Mill Specifications


1、4 Flute Corner Radius End Mill Standard type


Model No.

Flute Diameter (mm)

Radius (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)

D2*R0.5*6*D4*50

2.0

0.5

6

4

50

D3*R0.2*8*D4*50

3.0

0.2

8

4

50

D3*R0.5*8*D4*50

3.0

0.5

8

4

50

D4*R0.5*10*D4*50

4.0

R0.5

10

4

50

D4*R1*10*D4*50

4.0

R1

10

4

50

D6*R0.5*15*D6*50

6.0

R0.5

15

6

50

D6*R1*15*D6*50

6.0

R1

15

6

50

D8*R0.5*20*D8*60

8.0

R0.5

20

8

60

D8*R1*20*D8*60

8.0

R1

20

8

60

D8*R1.5*20*D8*60

8.0

R1.5

20

8

60

D10*R0.5*25*D10*75

10.0

R0.5

25

10

75

D10*R1*25*D10*75

10.0

R1

25

10

75

D10*R1.5*25*D10*75

10.0

R1.5

25

10

75

D12*R0.5*30*D12*75

12.0

R0.5

30

12

75

D12*R1*30*D12*75

12.0

R1

30

12

75

D12*R1.5*30*D12*75

12.0

R1.5

30

12

75

D12*R2*30*D12*75

12.0

R2

30

12

75




2、4 Flute Corner Radius End Mill Extra Length Type

Model No.

Flute Diameter (mm)

Radius (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)

D2*R0.5*6*D4*75

2.0

R0.5

6

4

75

D3*R0.5*8*D4*75

3.0

R0.5

8

4

75

D4*R0.5*11*D4*75

4.0

R0.5

11

4

75

D4*R1*11*D4*75

4.0

R1

11

4

75

D4*R0.5*11*D4*100

4.0

R0.5

11

4

100

D4*R1*11*D4*100

4.0

R1

11

4

100

D6*R0.5*15*D6*75

6.0

R0.5

15

6

75

D6*R1*15*D6*75

6.0

R1

15

6

75

D6*R0.5*15*D6*100

6.0

R0.5

15

6

100

D6*R1*15*D6*100

6.0

R1

15

6

100

D8*R0.5*20*D8*75

8.0

R0.5

20

8

75

D8*R1*20*D8*75

8.0

R1

20

8

75

D8*R1.5*20*D8*75

8.0

R1.5

20

8

75

D10*R0.5*25*D10*100

10.0

R0.5

25

10

100

D10*R1*25*D10*100

10.0

R1

25

10

100

D10*R1.5*25*D10*100

10.0

R1.5

25

10

100

D12*R0.5*30*D12*100

12.0

R0.5

30

12

100

D12*R1*30*D12*100

12.0

R1

30

12

100

D12*R1.5*30*D12*100

12.0

R1.5

30

12

100

D12*R2*30*D12*100

12.0

R2

30

12

100


4 Flute Corner Radius End Mill Features


1、Flutes:

The end mill has four cutting flutes or edges, which contribute to efficient material removal and improved chip evacuation. This design enhances stability during cutting operations.


2、Corner Radius:

This type of end mill is characterized by a rounded corner radius at the tool's end. The radius serves multiple purposes, including reducing stress concentrations, providing a smoother finish on the machined surface, and increasing tool life.


3、Material Compatibility:

4-flute corner radius end mills are suitable for a variety of materials, including metals, plastics, and composites. The design helps in achieving better results across different workpiece materials.


4、Versatility:

These end mills are versatile and can be used for various milling applications, such as roughing, finishing, and slotting. The combination of four flutes and a corner radius makes them adaptable to different machining scenarios.


5、Improved Surface Finish:

The corner radius helps in achieving a superior surface finish on the machined part, reducing the need for additional finishing processes. This is particularly beneficial in applications where a smooth surface is crucial.


6、Chip Evacuation:

The four flutes facilitate efficient chip evacuation, preventing chip buildup during the cutting process. This contributes to a cleaner machining environment and avoids potential issues such as chip recutting.


7、High Rigidity:

The multiple flutes enhance the rigidity of the end mill, providing better stability during cutting. This is especially advantageous in applications that require precision and accuracy.


8、Long Tool Life:

The combination of a corner radius and multiple flutes helps distribute cutting forces evenly, reducing tool wear and extending the tool's overall lifespan. This makes the end mill a cost-effective choice for machining operations.


9、Adaptability to Contours:

The corner radius allows for better adaptation to contours and curved surfaces. This makes the 4-flute corner radius end mill suitable for applications where intricate shapes and profiles need to be machined.


10、High-Speed Machining Capability:

The design of the end mill, with its multiple flutes and corner radius, makes it well-suited for high-speed machining operations, ensuring efficient material removal with reduced cutting forces.



4 Flute Corner Radius End Mill Advantages:


1、Enhanced Tool Rigidity:

The presence of four flutes provides increased tool rigidity, which contributes to improved stability during cutting operations. This enhanced rigidity is particularly beneficial when machining tough materials or in applications that demand precision.


2、Better Chip Evacuation:

The four flutes allow for efficient chip evacuation. This helps prevent chip congestion during cutting, reducing the risk of tool damage and ensuring a smoother machining process.


3、Extended Tool Life:

The combination of multiple flutes and a corner radius helps distribute cutting forces evenly across the tool. This balanced force distribution minimizes tool wear, leading to a longer tool life and reducing the frequency of tool changes.


4、Versatility Across Materials:

The 4-flute corner radius end mill is versatile and suitable for a wide range of materials, including metals, plastics, and composites. Its adaptability makes it a reliable choice for various machining tasks.


5、Improved Surface Finish:

The presence of a corner radius at the end of the tool contributes to a smoother surface finish on the machined part. This is advantageous in applications where a high-quality surface is essential, potentially reducing the need for additional finishing steps.


6、Reduced Chatter and Vibrations:

The four-flute design minimizes chatter and vibrations during cutting. This is crucial for achieving precise cuts and avoiding tool or workpiece damage. The tool's stability also allows for increased cutting speeds without sacrificing performance.


7、Adaptability to Contours:

The corner radius enables the end mill to adapt to contours and curved surfaces more effectively. This makes it suitable for applications requiring intricate shapes and profiles.


8、Cost-Effectiveness:

The extended tool life and versatility of the 4-flute corner radius end mill contribute to cost-effectiveness in machining operations. Reduced tool changes and improved performance make it an economical choice for various applications.


9、Suitability for High-Speed Machining:

The design of the end mill, with its multiple flutes and corner radius, makes it well-suited for high-speed machining. It can efficiently remove material at elevated cutting speeds, enhancing productivity in manufacturing processes.


10、Minimized Workpiece Distortion:

The balanced cutting forces and improved chip evacuation contribute to minimizing workpiece distortion. This is particularly important when machining delicate or thin-walled components.


4 Flute Corner Radius End Mill Coatings:


The purpose of applying a coating to a carbide 4 Flute Corner Radius End Mill is to enhance its performance, durability, and overall effectiveness in various machining operations.


1、Titanium Nitride (TiN):

TiN is a popular coating choice for carbide 4 Flute Corner Radius End Mill. It offers excellent wear resistance and provides a protective layer on the tool's surface, reducing friction and extending tool life. TiN coatings are effective when machining non-ferrous materials and can enhance performance in general-purpose milling applications.


2、Titanium Carbonitride (TiCN):

TiCN coatings offer improved hardness and heat resistance compared to TiN. They are suitable for machining ferrous materials, including steel and cast iron. TiCN coatings provide excellent wear resistance, reduced friction, and increased tool life.


3、Aluminum Titanium Nitride (AlTiN):

AlTiN coatings are known for their exceptional hardness, high-temperature resistance, and excellent wear resistance. They are suitable for machining abrasive materials, such as hardened steels and stainless steels. AlTiN coatings provide extended tool life and enhanced performance in high-speed machining applications.


4、Diamond-Like Carbon (DLC):

DLC coatings offer excellent hardness, low friction, and high lubricity. They are effective when machining aluminum, copper, and non-ferrous materials. DLC coatings can reduce built-up edge and enhance the chip flow, resulting in improved surface finish and reduced cutting forces.


4 Flute Corner Radius End Mill Applications:


A corner radius end mill with four flutes is a versatile cutting tool used in various machining applications. Its unique design combines the benefits of multiple flutes and a rounded corner, allowing for efficient material removal, improved surface finish, and reduced wear.


1、Contour Milling

Contour milling involves machining complex shapes and profiles. The 4-flute corner radius end mill navigates intricate contours with ease, maintaining dimensional accuracy and surface quality.


2、Face Milling

In face milling, the end mill removes material from the surface of a workpiece. The corner radius design distributes cutting forces evenly, preventing deflection and ensuring consistent material removal.


3、Slotting Operations

When creating slots or grooves, the 4-flute corner radius end mill delivers exceptional performance. Its robust design allows for efficient slotting without compromising accuracy.


4、Profiling and Pocketing

Profiling and pocketing demand precision and control. The corner radius end mill's design enables it to maneuver tight corners and intricate details, making it an ideal choice for these tasks.


5、High-Speed Machining

The 4-flute design, coupled with its corner radius, enables high-speed machining without sacrificing stability. This is crucial for achieving swift material removal while maintaining accuracy.


6、Trochoidal Milling

Trochoidal milling involves continuous arcs, optimizing tool engagement and reducing wear. The 4-flute corner radius end mill's geometry enhances this milling technique's effectiveness.


7、Roughing and Finishing

Whether roughing or finishing, the 4-flute corner radius end mill proves versatile. It efficiently removes excess material during roughing and delivers precise finishing touches.


Video Of 4 Flute Corner Radius End Mill


FAQs for 4 Flute Corner Radius End Mill


1、What is a 4 Flute Corner Radius End Mill?

A 4 Flute Corner Radius End Mill is a cutting tool used in milling and machining operations. It has four cutting edges (flutes) and features a rounded corner (radius) at the bottom of the tool, which helps reduce stress concentrations and improve tool life.


2、What are the advantages of using a Corner Radius End Mill?

Using a Corner Radius End Mill offers several benefits, including improved tool strength and reduced chipping, increased tool life, smoother surface finishes, and the ability to perform contouring and profiling tasks.


3、How does a Corner Radius End Mill differ from other end mills?

Unlike standard end mills with sharp corners, the Corner Radius End Mill has a rounded corner, which distributes cutting forces more evenly and reduces the likelihood of corner breakage. This design is especially useful when machining harder materials or performing heavy-duty operations.


4、What materials can be machined using a 4 Flute Corner Radius End Mill?

A 4 Flute Corner Radius End Mill is suitable for a wide range of materials, including metals (such as steel, aluminum, and stainless steel), plastics, and composites. The tool's design makes it particularly effective for materials that tend to chip or crack when machined with sharp-cornered tools.


5、What types of machining operations can I perform with this tool?

You can use a 4 Flute Corner Radius End Mill for various operations, including slotting, contouring, profiling, and ramping. It's versatile and can handle both roughing and finishing tasks.


6、What are the factors to consider when selecting a Corner Radius End Mill?

When choosing a Corner Radius End Mill, consider factors like the material to be machined, the desired surface finish, cutting speed and feed rate, tool diameter and length, and the specific application requirements.


7、 How should I maintain and prolong the life of my Corner Radius End Mill?

To extend the tool's lifespan, ensure proper lubrication, operate within recommended cutting parameters, avoid excessive radial engagement, and perform regular inspections for wear or damage.


8、Can I resharpen a Corner Radius End Mill?

Yes, you can resharpen a Corner Radius End Mill using appropriate tool grinding equipment. However, excessive resharpening can alter the tool's geometry and performance, so it's recommended to follow manufacturer guidelines.


FAQs for the factory :


1、Who Is RUIYU?

Ruiyu is a manufacturer of Carbide Cutting Tools: End Mills, Drills, Routers, Chamfer Mills and Specials.


2、How do you ensure the quality of the products ?

We have precision detection machine, quality inspectors check cutters every piece to guarantee the quality of the products.


3、Can you design the cutters according to the drawings ?

Yes, we have professional technician with rich experience and will deliver the samples for the approval before bulk production.


4、Can you supply with drawing or on an ODM basis?

Yes, we have professional technician with rich experience and will deliver the samples for the approval before bulk production.We can produce according to your drawings; we can supply goods with medium-sized packaging without our logo, then you can repack at your side with your brand packaging; if volume is big, we can pack at our side with your brand packaging.

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