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Long Flute End Mill

  • Solid Carbide 2/3/4 Flute End Mill Long Flute Type

  • 2/3/4 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

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Quantity:

Long Flute End Mill Specifications


Extra Length Type

Model No.

Flute Diameter (mm)

Flute length (mm)

Shank Diameter (mm)

Overall length (mm)

D4*12*D4*75

4

12

4

75

D4*16*D4*100

4

16

4

100

D6*20*D6*75

6

20

6

75

D6*30*D6*100

6

30

6

100

D8*25*D8*75

8

25

8

75

D8*35*D8*100

8

35

8

100

D10*40*D10*100

10

40

10

100

D12*45*D12*100

12

45

12

100

D6*35*D6*150

6

35

6

150

D8*40*D8*150

8

40

8

150

D10*50*D10*150

10

50

10

150

D12*60*D12*150

12

60

12

150

D14*65*D14*150

14

65

14

150

D16*70*D16*150

16

70

16

150

D18*70*D18*150

18

70

18

150

D20*70*D20*150

20

70

20

150


Long Flute End Mill Features


1、Extended Flutes:

The defining feature is the longer length of the cutting flutes compared to standard end mills. This extended flute design allows for deeper reach into the workpiece, making it suitable for machining deep cavities and pockets.


2、Deep Reach Capability:

The longer flutes enable the end mill to reach into recessed or hard-to-reach areas of the workpiece. This is advantageous for applications where deep cutting or extended reach is required.


3、Increased Reach and Access:

Long flute end mills provide improved access to features on the workpiece, allowing for more versatile machining. This is particularly useful in situations where accessibility is limited or where a longer reach is necessary.


4、Suitable for Deep Pocket Machining:

The extended flute length makes long flute end mills well-suited for machining deep pockets and cavities in the workpiece. This capability is beneficial in various industries, including aerospace and mold making.


5、Stability During Deep Cutting:

The longer flute design contributes to enhanced tool stability during deep cutting operations. This stability is crucial for maintaining precision and preventing tool deflection, ensuring accurate machining results.


6、Versatility Across Materials:

Long flute end mills are designed to be versatile and can be used across a range of materials, including metals, plastics, and composites. This adaptability makes them suitable for diverse machining applications.


7、Reduced Heat Buildup:

The extended flute length helps dissipate heat generated during the machining process. This is particularly beneficial in deep cutting applications where heat buildup can be a concern, potentially improving tool life.


8、Multiple Flutes for Efficiency:

Long flute end mills often feature multiple cutting flutes (typically 3 or more), which enhances material removal efficiency and provides better chip evacuation. This design is advantageous for maintaining a smooth machining process.


9、Variable Helix or Variable Pitch:

Some long flute end mills may incorporate a variable helix or variable pitch design. This feature helps reduce vibration and chatter during machining, especially at high speeds or when dealing with difficult-to-machine materials.


10、Adaptability to Different Machining Operations:

Long flute end mills are adaptable to various machining operations, including slotting, profiling, and contouring. Their extended reach and stability make them suitable for a wide range of cutting tasks.

Long Flute End Mill Advantages:


1、Extended Reach:

The primary advantage of long flute end mills is their extended reach, allowing them to access and machine deep features, cavities, and pockets in a workpiece. This capability is particularly beneficial in situations where standard end mills might not reach.


2、Deep Cavity Machining:

Long flute end mills are well-suited for deep cavity machining, enabling efficient removal of material from deep recesses. This is advantageous in industries such as mold making and aerospace where complex components with deep features are common.


3、Versatility Across Workpiece Sizes:

Their extended reach makes long flute end mills versatile across a range of workpiece sizes. They can effectively machine both small and large components, providing flexibility in various machining applications.


4、Improved Stability:

The longer flute design contributes to enhanced tool stability during machining. This stability is crucial for maintaining precision and minimizing deflection, ensuring accurate and consistent results, especially during deep cutting operations.


5、Reduced Tool Deflection:

The extended length helps reduce tool deflection, which is important when machining deep features. Lower tool deflection leads to improved dimensional accuracy and surface finish on the machined part.


6、Efficient Chip Evacuation:

Long flute end mills often feature multiple flutes, which aids in efficient chip evacuation. This is essential for preventing chip buildup, reducing the risk of tool damage, and maintaining a smooth machining process.


7、Adaptability to Various Materials:

Long flute end mills are designed to be adaptable to a variety of materials, including metals, plastics, and composites. This versatility makes them suitable for diverse machining applications across different industries.


8、Heat Dissipation:

The extended flute length helps dissipate heat generated during the machining process. This is particularly advantageous in deep cutting applications where heat buildup can affect tool life and machining accuracy.


9、Cost Efficiency:

Despite their specialized design, long flute end mills can contribute to cost efficiency by reducing the need for multiple tool changes. Their extended reach allows for more operations to be performed with a single tool, saving time and tooling costs.


10、Variable Helix for Improved Performance:

Some long flute end mills incorporate a variable helix or variable pitch design. This feature helps reduce vibrations and chatter during machining, especially at high speeds or when dealing with challenging materials, enhancing overall performance.


Long Flute End Mill Coatings:


The purpose of applying a coating to a carbideLong Flute 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 Long Flute 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.


Long Flute End Mill Applications:


A Long Flute End Mill is a cutting tool used in machining and milling operations. It's characterized by its extended flute length, which allows for deeper cutting and better reach into confined or recessed areas. Here are some common applications of a Long Flute End Mill:


1、Deep Pocket Milling:

When you need to mill deep pockets or cavities in a workpiece, a Long Flute End Mill is useful. The extended flute length allows you to reach areas that a standard end mill might not be able to access.


2、Cavity Milling:

This tool is great for machining complex cavities or channels within a workpiece. The long flute helps in creating intricate shapes and designs with precision.


3、Die and Mold Machining:

In the production of dies and molds, where intricate and detailed shapes are required, a Long Flute End Mill can efficiently remove material while maintaining accuracy.


4、3D Contouring:

When you're machining three-dimensional contours on a workpiece, a Long Flute End Mill is beneficial. It can access hard-to-reach areas and help in creating smooth and precise curved surfaces.


5、Trenching and Slotting:

If you need to create long slots or trenches, a Long Flute End Mill can effectively remove material along the length of the cut.


6、Engraving:

When engraving fine details or text onto a workpiece, a Long Flute End Mill can provide the necessary depth for clear and accurate engravings.


7、Pocketing and Profiling:

Machining pockets and profiles in materials like metal, plastic, or wood becomes easier with the extended flute length, as it allows for efficient material removal.


8、Roughing Operations:

In roughing operations, where you're removing large amounts of material to quickly shape a workpiece, a Long Flute End Mill can facilitate faster material removal due to its extended cutting length.


9、Specialized Applications:

There might be unique situations where standard end mills cannot reach or effectively machine a workpiece. A Long Flute End Mill can be used in such cases to achieve the desired results.


Video Of Long Flute End Mill


FAQs for Long Flute End Mill


1、 What is a long neck end mill?

A long neck end mill is a type of cutting tool used in milling and machining operations. It features an extended neck or flute, which provides better reach and access to deep or hard-to-reach areas of a workpiece.


2、What are the advantages of using a long neck end mill?

Long neck end mills offer several advantages, including improved access to deep cavities, reduced chances of tool deflection, increased rigidity, and better surface finish in complex machining operations.


3、What materials can be machined using long neck end mills?

Long neck end mills are versatile tools capable of machining a wide range of materials, such as metals (aluminum, steel, titanium), plastics, and even some composites. The choice of material depends on the specific type of long neck end mill and its coatings.


4、What are some common applications of long neck end mills?

Long neck end mills are commonly used for tasks like deep cavity milling, contouring, profiling, and finishing operations. They're suitable for creating intricate shapes, molds, and components in industries such as aerospace, automotive, mold-making, and more.


5、How do I select the right long neck end mill for my project?

Consider factors like the material you're machining, the depth of cut required, the desired surface finish, and the machine's capabilities. Choose an appropriate flute length, diameter, number of flutes, and coating to match your project's needs.


6、What is the difference between a long neck end mill and a standard end mill?

A6: A long neck end mill has an extended flute length compared to a standard end mill. This longer flute allows for deeper cuts and better reach into confined areas. Standard end mills are more suitable for shallower cuts and less demanding machining tasks.


7、How should I care for and maintain long neck end mills?

Regular maintenance includes cleaning the tool after use, checking for wear or damage, and ensuring proper storage. Using appropriate cutting speeds and feeds, along with proper lubrication and cooling, will help extend the tool's lifespan.


8、Can long neck end mills be resharpened?

A8: Yes, many long neck end mills can be resharpened to restore their cutting performance. However, excessive resharpening can lead to a reduction in flute length, impacting their ability to reach deep areas effectively.


9、What is the difference between solid carbide and HSS (high-speed steel) long neck end mills?

Solid carbide end mills offer greater hardness, wear resistance, and heat resistance compared to HSS. They're ideal for machining tough materials. HSS end mills are more cost-effective and suitable for less demanding applications.


10、Are long neck end mills suitable for high-speed machining?

Yes, long neck end mills can be used in high-speed machining as long as the tool, machine, and workpiece are properly balanced. The reduced risk of deflection and improved rigidity can contribute to successful high-speed machining operations.


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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