2 Flute Corner Radius End Mill

2 Flute Corner Radius End Mill Specifications

1、2 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、2 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

2 Flute Corner Radius End Mill Features

1、Flutes:

The term "2-flute" refers to the number of cutting edges or flutes on the end mill. In this case, there are two cutting edges spiraling around the tool, allowing for effective material removal.

2、Corner Radius:

The "corner radius" indicates that the end mill has a rounded corner instead of a sharp corner. The radius is measured from the center of the tool to the point where the cutting edge forms a tangent with the outer edge of the tool. The corner radius helps reduce stress concentrations and produces a smoother finish.

3、Material Removal:

The 2-flute design allows for efficient material removal during milling operations. The cutting edges cut into the workpiece, removing chips and creating the desired shape.

4、Chatter Reduction:

The reduced number of flutes compared to higher flute count end mills can result in less chatter during machining. Chatter is the undesirable vibration or noise that can occur during milling, and minimizing it is crucial for achieving accurate and high-quality results.

5、Chip Evacuation:

The 2-flute design also aids in chip evacuation. The larger flutes provide more space for chips to be expelled from the cutting area, preventing chip buildup and improving overall machining efficiency.

6、Suitable Materials:

2-flute corner radius end mills are suitable for a variety of materials, including metals, plastics, and composites. The tool's design makes it versatile for different machining applications.

7、Surface Finish:

The corner radius contributes to a smoother surface finish on the machined part. This is particularly important in applications where a polished or aesthetically pleasing surface is required.

8、Contouring and Profiling:

The corner radius end mill is well-suited for contouring and profiling operations, where the rounded corner can create smooth transitions between different features on the workpiece.

9、CNC Machining:

This type of end mill is commonly used in CNC machining. CNC machines can precisely control the toolpath, allowing for accurate and repeatable machining operations.

10、Programming Considerations:

When using a 2-flute corner radius end mill in CNC machining, the toolpath and cutting parameters need to be programmed appropriately to achieve the desired results. This includes considerations for the corner radius and the type of material being machined.

2 Flute Corner Radius End Mill Advantages:

1、Reduced Chatter:

The two-flute design of the end mill often results in less chatter during machining compared to higher flute count end mills. Chatter, which is the undesirable vibration or noise during cutting, can negatively impact surface finish and dimensional accuracy. The reduced flutes help minimize this issue.

2、Improved Chip Evacuation:

The larger flutes of the 2-flute end mill provide more space for chip evacuation. Efficient chip removal is crucial in preventing chip buildup, reducing the risk of tool breakage, and improving overall machining efficiency.

3、Versatility:

The 2-flute design makes this end mill versatile for various materials, including metals, plastics, and composites. It can handle a wide range of machining applications, making it suitable for both general-purpose and specific tasks.

4、Smoothing of Material Entry and Exit:

The corner radius feature helps in creating smooth transitions during entry and exit into the material. This is beneficial for contouring and profiling operations, reducing the likelihood of tool marks and leaving a more polished finish.

5、Enhanced Tool Life:

The reduced number of flutes often leads to increased tool life. With fewer cutting edges in contact with the material, each flute tends to experience less wear, resulting in longer tool life under appropriate cutting conditions.

6、Improved Surface Finish:

The corner radius contributes to a smoother surface finish on the machined part. This is particularly important in applications where a polished or aesthetically pleasing surface is required, such as in the production of molds or parts with visible surfaces.

7、Effective for Softer Materials:

The 2-flute design is well-suited for machining softer materials where efficient chip evacuation and reduced cutting forces are advantageous. Examples of such materials include aluminum and plastics.

8、Contouring and Profiling Capabilities:

The corner radius end mill is effective for contouring and profiling operations, creating smooth transitions between different features on the workpiece. This is beneficial in applications where precise and clean transitions are critical.

9、CNC Machining Compatibility:

The 2-flute corner radius end mill is commonly used in CNC machining. CNC machines can precisely control the toolpath, allowing for accurate and repeatable machining operations.

10、Reduced Heat Generation:

With fewer flutes in contact with the material, the 2-flute design tends to generate less heat during cutting. This can be advantageous in preventing thermal damage to the workpiece and maintaining dimensional accuracy.

2 Flute Corner Radius End Mill Coatings:

The purpose of applying a coating to a carbide 2 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 2 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.

2 Flute Corner Radius End Mill Applications：

A 2-flute corner radius end mill is a type of cutting tool used in machining processes, particularly in milling operations. It has two cutting edges or flutes and features a rounded corner or radius at the bottom. This type of end mill is designed to perform specific tasks and has several applications in various industries. Here are some common applications of a 2-flute corner radius end mill:

1、Contouring and Profiling:

The corner radius of the end mill allows for smooth contouring and profiling of complex shapes on workpieces. It can create smooth transitions between different surfaces, resulting in aesthetically pleasing and precise finished products.

2、Roughing and Finishing:

2-flute corner radius end mills are versatile tools that can be used for both roughing and finishing operations. During roughing, they can quickly remove material from a workpiece, while during finishing, they produce fine surface finishes and tight tolerances.

3、Machining Hard Materials:

These end mills are suitable for machining harder materials such as stainless steel, tool steel, and hardened steels. The corner radius helps distribute cutting forces more evenly, reducing the risk of tool breakage and improving tool life.

4、Slotting and Pocketing:

When machining slots or pockets, the corner radius of the end mill helps prevent sharp corners and improves the tool's ability to evacuate chips. This reduces the likelihood of chip packing and tool breakage.

5、Chamfering:

The corner radius of the end mill can be used to create chamfers on edges, providing a beveled or angled surface. Chamfering is commonly used to eliminate sharp edges for safety reasons or to improve the appearance of a part.

6、Die and Mold Making:

In the manufacturing of dies and molds, 2-flute corner radius end mills are often used to create intricate features and complex geometries with high precision.

7、High-Speed Machining:

The design of 2-flute corner radius end mills allows for efficient chip evacuation, making them suitable for high-speed machining applications. They can remove material quickly while maintaining good surface finishes.

8、3D Machining:

When working on three-dimensional surfaces, the corner radius of the end mill helps maintain tool stability and reduces the risk of chatter, enabling accurate and smooth 3D machining.

9、Aluminum and Non-Ferrous Materials:

These end mills are also effective for machining aluminum and other non-ferrous materials due to their efficient chip evacuation and reduced cutting forces.

Video Of 2 Flute Corner Radius End Mill

FAQs for 2 Flute Corner Radius End Mill

1、What is a 2 flute corner radius end mill?

A 2 flute corner radius end mill is a type of cutting tool used in machining processes. It features two cutting edges (flutes) and a rounded corner (radius) on the end of the tool. This design allows for smoother contouring, profiling, and slotting operations while reducing the risk of chipping or fracturing the workpiece.

2、What materials can a 2 flute corner radius end mill cut?

2 flute corner radius end mills are versatile and can cut a wide range of materials, including metals (such as steel, aluminum, and titanium), plastics, and some composites. The specific material the end mill can cut effectively depends on factors like the material's hardness and the coating of the tool.

3、What are the advantages of using a corner radius end mill?

Corner radius end mills offer several benefits, including improved tool life due to reduced stress concentration at the corners, smoother surface finishes, and enhanced chip evacuation. They are also less prone to chipping and can withstand higher cutting forces compared to sharp-cornered end mills.

4、How do I choose the right corner radius for my application?

The choice of corner radius depends on factors like the material being cut, the desired surface finish, and the machining operation. Smaller corner radii are suitable for finer finishes and precision work, while larger radii are better for heavy-duty machining. Consulting tooling catalogs, manufacturer recommendations, and experienced machinists can help you make an informed decision.

5、Can a 2 flute corner radius end mill be used for plunging operations?

While corner radius end mills are primarily designed for contouring and profiling, they can also be used for plunging operations at shallow depths. However, traditional square end mills or center-cutting end mills are better suited for deep plunging.

6、How should I maintain a 2 flute corner radius end mill?

Regular maintenance is important to prolong the life of your end mill. Keep the tool clean and free from chips, lubricate as recommended, and store it properly. Additionally, inspect the tool for wear or damage before each use. If you notice signs of wear, such as reduced cutting performance or chipping, consider replacing the end mill.

7、What cutting speeds and feeds should I use with a 2 flute corner radius end mill?

Cutting speeds and feeds depend on various factors, including the material, tool diameter, depth of cut, and machine rigidity. Refer to machining data tables provided by the tool manufacturer or use machining calculators to determine appropriate cutting parameters for your specific application.

8、Can I use a 2 flute corner radius end mill in a CNC machine?

Yes, 2 flute corner radius end mills are commonly used in CNC machining. They are compatible with various CNC machines and can efficiently perform contouring, profiling, and slotting operations. Ensure that your machine's capabilities and tool holders are appropriate for the end mill.

9、How does the corner radius affect the cutting forces?

The corner radius reduces the cutting forces by distributing the load over a larger area compared to sharp-cornered tools. This helps minimize tool wear, improve surface finish, and enhance machining stability.

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.