End Mills

บทนำ

End mills are precision cutting tools used in CNC machining for milling, profiling, slotting, and contouring operations. Unlike drill bits, end mills can cut in multiple directions, allowing for complex geometries and high-precision surface machining. As a professional end mill manufacturer – Dohre CNC, we produce high-performance carbide end mills widely used in metalworking industries for both roughing and finishing processes.

Typical Machining Applications

End mills are used across a wide range of industries, from aerospace to mold making:

1、Slotting: Cutting grooves or slots into a workpiece.

2、Profiling: Cutting along the edges of a workpiece to create specific geometric shapes.

3、Face Milling: Flattening or smoothing the top surface of a part.

4、Plunging: Using center-cutting teeth to enter the material vertically.

5、3D Surface Contouring: Using Ball End Mills to machine complex, curved surfaces.

Features of End Mills

1、Flute Count: Fewer flutes provide larger chip-clearing space (ideal for aluminum); more flutes provide a smoother cut and better surface finish (ideal for steel).

2、Coatings: Coatings like TiN or TiAlN significantly increase wear resistance and heat tolerance, extending tool life.

3、Helix Angle: Affects cutting smoothness and chip evacuation. High helix angles allow for faster cutting but reduce edge strength.

4、วัสดุ: คาไบด์ is the standard for extreme hardness and heat resistance; High-Speed Steel (HSS) is used for cost-sensitive applications.

วิธีการเลือกเครื่องกัดปลายที่ถูกต้อง

Selecting the right end mill requires a balance between efficiency and quality:

1.วัสดุชิ้นงาน

Aluminum/Soft Metals: Choose 2 or 3 flutes with a high helix angle for chip evacuation.

Steel/Stainless Steel/Titanium: Choose 4+ flutes made of carbide with specialized coatings.

2. Operation Type

หยาบ: Fast material removal; use fewer flutes or serrated profiles.

การตกแต่ง: High precision; use more flutes to minimize vibration.

3 เรขาคณิต

ดอกเอ็นมิลล์แบบแบน: General-purpose face and side milling.

Ball Nose: For 3D contours and mold making.

Bull Nose: Wear-resistant radius corner, ideal for floor radii.

เคล็ดลับ Pro: จัดลำดับความสำคัญเสมอ ความแข็งแกร่ง. Excessive tool overhang leads to chatter. Choose the shortest, thickest tool that meets your depth requirements.

เลือกดอกกัดตามวัสดุชิ้นงาน

Types Of End Mills

For special materials or non-standard conditions, Dohre provides custom tooling based on your specific machining requirements.