Corner Radius End Mill

Corner radius end mills, also known as bull nose end mills, are engineered to improve tool strength and durability by incorporating a radius at the cutting edge. This design reduces stress concentration and minimizes edge chipping, making them ideal for high-load machining, roughing operations, and semi-finishing applications. They are commonly employed in machining alloy steels, stainless steels, and hardened materials across various sectors, including aerospace, mold making, and heavy machinery.


Key features include enhanced edge strength, improved tool life, and better surface integrity compared to square end mills. Our carbide corner radius end mills are available in multiple radius sizes and flute configurations to optimize cutting performance. They are ideal for applications like high-speed machining (HSM) and high-efficiency machining (HEM).


Our carbide corner radius end mills are available in various radius sizes and flute configurations, with customization options for specific machining needs, including special coatings and dimensions.

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Unit
Hardness
Substrate
Tool Type
Flute
Coating
Cutter Diameter
Corner Radius,4 Flute,Pencil Neck High Performance End Mill for High Hardness Materials 200PLUS_P-SFUCRS
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Corner Radius,4 Flute,Pencil Neck High Performance End Mill for High Hardness Materials

200PLUS_P-SFUCRS

Features

  1. Superior Anti-Vibration Geometry: Features unequal flute spacing and leads to suppress chatter during milling. The 0~90° negative angle design enables stable finishing on high-hardness and exotic materials, solving common machining challenges.
  2. Premium Durability & Finish: Utilizes Super Ultra Fine Micro Grain Carbide and P-nACo coating for extended life. Specular surface grinding on the OD (Outside Diameter) and cutting edges minimizes friction, ensuring exceptional surface quality and chip removal.

Application

  • Excel at working high-hardened Steels (~HRC68).
Corner Radius,2 Flute,Long Neck High Performance End Mill for High Hardness Materials 200PLUS_P-SFUCR
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Corner Radius,2 Flute,Long Neck High Performance End Mill for High Hardness Materials

200PLUS_P-SFUCR

Features

  1. Superior Anti-Vibration Geometry: Features unequal flute spacing and leads to suppress chatter during milling. The 0~90° negative angle design enables stable finishing on high-hardness and exotic materials, solving common machining challenges.
  2. Premium Durability & Finish: Utilizes Super Ultra Fine Micro Grain Carbide and P-nACo coating for extended life. Specular surface grinding on the OD (Outside Diameter) and cutting edges minimizes friction, ensuring exceptional surface quality and chip removal.

Application

  • Excel at working high-hardened Steels (~HRC68).
Corner Radius,4 Flute,End Mill for Exotic Materials Functional_PVR1T/IPVR1T
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Corner Radius,4 Flute,End Mill for Exotic Materials

Functional_PVR1T/IPVR1T

Features

  1. Reinforced Edge & Tip Geometry: A dual-rake design with a protective chamfer balances strength and sharpness. It effectively distributes cutting forces and heat to prevent chipping in Titanium and Inconel, ensuring maximum stability and extended life in tough superalloys.
  2. Superior Evacuation & Stability: Optimized flute geometry and unequal spacing improve chip flow while suppressing vibration. By reducing cutting resistance and chatter, this design ensures stable machining and consistent performance in heat-resistant materials.

Application

  • Excel at Titanium and Inconel.
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