Long Neck End Mill

Best(Hebei) Technology Co., Ltd.: Your Professional Long Neck End Mill Manufacturer!

Best(Hebei) Technology Co., Ltd. is subordinate to Best Cemented Carbide Technology Co., Ltd. under the Sheng gong Group. The company's main products include flat end mill, ball nose end mill, roughing end mill, long neck end mill, spiral flute bits, taper ball nose endmill and so on.

2 Flutes Ball Nose Long Neck End Mill Read More

Why choose us

Rich experience

After more than ten years of development, GR8 brand precision cutting tools have become a well-known brand in the industry, occupying a large market share in China. At the same time, it is widely recognized by more and more customers from more than 50 countries.

Customized services

The purpose of the company is to provide customers with the most cost-effective products, and provide quality services. Meanwhile, in order to meet the needs of different customers, the company's professional technicians will provide customized services for professional customers.

Advanced equipment

The company keeps pace with the times, introduces the most advanced production technology and the most advanced CNC cutting tool production equipment at home and abroad, combines its own conditions, plans its own development path, and improves its own production process.

Sales market

After years of development, the GR8 brand has successfully expanded into markets in more than 50 countries including Japan, Australia, Asia, the Middle East, Europe, and the Americas, and has been recognized by more and more customers.

Benefits of Long Neck End Mill

Extended neck length
The defining feature is the elongated neck section between the cutting flutes and the tool shank. This extended neck allows for increased reach and access to deep or recessed areas of the workpiece.

Deep reach capability
Long neck end mills are designed for deep reach machining applications. The extended neck enables the tool to reach into areas that may be difficult to access with standard end mills, making them suitable for tasks such as deep pocket milling.

Improved access to recessed features
The extended neck provides better access to recessed features on the workpiece, allowing for more versatile machining. This is particularly useful when dealing with complex geometries or intricate components.

Reduced tool deflection
The extended neck design helps minimize tool deflection during machining. This is crucial for maintaining precision and accuracy, especially in applications that require tight tolerances or fine detail.

Stability during deep cutting
Long neck end mills offer increased tool stability when performing deep cutting operations. This stability is essential for achieving consistent results and preventing issues such as chatter or vibration.

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

Multiple flutes for efficiency
Many long neck end mills 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.

Suitable for contouring and profiling
Long neck end mills are well-suited for contouring and profiling operations, especially in deep or hard-to-reach areas. This makes them valuable tools in industries such as die and mold manufacturing.

Product Specifications

SPECIFICATION	D1	L1	L2	D	L
R0.52L16L2D450L	R0.5	2	6	4	50
R0.52L18L2D450L	R0.5	2	8	4	50
R0.52L110L2D450L	R0.5	2	10	4	50
R0.52L112L2D450L	R0.5	2	12	4	50
R0.52L116L2D450L	R0.5	2	16	4	50
R0.753L16L2D450L	R0.75	3	6	4	50
R0.753L110L2D450L	R0.75	3	8	4	50
R0.753L110L2D450L	R0.75	3	10	4	50
R0.753L112L2D450L	R0.75	3	12	4	50
R0.753L116L2D450L	R0.75	3	16	4	50
R14L18L2D450L	R1	4	8	4	50
R14L110L2D450L	R1	4	10	4	50
R14L112L2D450L	R1	4	12	4	50
R14L116L2D450L	R1	4	16	4	50
R14L120L2D450L	R1	4	20	4	50

Application of Long Neck End Mill

1. Machining of hard metals

A milling cutter is used to machine hard materials such as stainless steel, titanium, and hardened tool steel. It can also be used to perform complex operations like deep pockets and precise contours.

Moreover, their rigidity and flute length allow them to reach deeper areas of constrained spaces. These space features may be inaccessible to shorter cutting tools.

This capability is especially valuable in industries like aerospace and automotive. These industries require machining intricate components from hardened alloys.

2. Mold and die manufacturing

Long end mills are used to create molds and dies in industries like injection molding and die-casting. They must, therefore, have good wear resistance and thermal stability for prolonged use.

These cutting tools maintain their cutting edges when machining tough mold materials like P20, H13, and S7 steel. Such materials are commonly used for making molds.

Thus, the long end mill's ability to hold tolerance and produce smooth finishes ensures quality and durability in finished molds. This, therefore, leads to optimal performance in production.

3. Die and tool manufacturing

Manufacturing of dies and tools for stamping, forging, and machining operations is another application of long end mills. The end mills create complex geometries and profiles required for these tools.

Long end mills work on hard materials that will withstand high stresses and wear in industrial operations. That's why they should have ideal cutting edge retention and durability.

4. Aerospace component machining

Long-end mills machine various aerospace components like brackets and landing gear parts. These parts usually feature intricate designs and hard materials.

They also have deep finishing cuts that require end mills with extended flute lengths. These end mills maintain rigidity and precision during the entire machining process.

Packaging

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Shipping

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Certifications

FAQ

Q: How does the length of the neck affect its performance?

A: A longer neck can increase the reach but may also reduce the rigidity of the tool. This can lead to increased vibration during machining, which may affect the surface finish and dimensional accuracy. Shorter necks offer more rigidity but less reach.

Q: Are there different types of shank designs for long neck end mills?

A: Yes, they can have straight shanks for use in collet chucks or tapered shanks for use in spindle tapers, depending on the type of milling machine and the clamping requirements.

Q: How do you determine the appropriate cutting speed for a long neck end mill?

A: Similar to regular end mills, the cutting speed depends on factors such as the material of the workpiece (e.g., softer materials like aluminum can tolerate higher cutting speeds), the material of the end mill, and the diameter of the cutting head. However, due to the potential for vibration, the cutting speed may need to be adjusted downward compared to a standard - length end mill.

Q: How should I clean a long neck end mill?

A: Use a soft - bristle brush to remove chips and debris from the flutes and the neck area. If there is stubborn residue, a mild solvent that is compatible with the tool material can be used. Avoid using abrasive materials that could damage the cutting edges.

Q: How can I improve the performance of my long neck end mill?

A: Optimize the cutting parameters (cutting speed, feed rate, depth of cut), use proper coolant/lubricant to reduce heat and friction, ensure the workpiece is well - clamped to minimize vibration, and select the appropriate end mill for the specific machining task.

Q: How do I measure the quality of a long neck end mill?

A: Check the straightness of the neck, the dimensional accuracy of the cutting head (including diameter), the sharpness and consistency of the cutting edges, and the effectiveness of the flute design for chip evacuation.

As one of the leading long neck end mill manufacturers and suppliers in China, we warmly welcome you to wholesale high-grade long neck end mill for sale here from our factory. All customized products are with high quality and competitive price.fastcut end mills, tool end mills, Long Neck End Mill