1. 🧩 Kyocera CNMA120408 CJ215K – Precision Turning for Cast Iron Excellence

When it comes to cast iron machining, consistency and durability make all the difference. The Kyocera CNMA120408 CJ215K turning insert delivers both — combining advanced coating technology with robust edge strength to help machinists achieve smoother finishes, longer tool life, and lower per-part cost.

Hook / Attention Line

Experience precision and durability with Kyocera CNMA120408 CJ215K, engineered for cast iron machining where tool life and stability matter most.

Key Features & Specs

  • Geometry: CNMA120408 – 80° diamond, negative rake, no chipbreaker

  • Grade: CJ215K – Kyocera’s premium CVD-coated carbide grade

  • Coating: Multilayer TiCN + Al₂O₃ for exceptional wear and heat resistance

  • Cutting Application: Ideal for turning gray cast iron (FC) and ductile cast iron (FCD)

  • Edge Strength: Strong cutting edge for both continuous and interrupted operations

Why It’s a Best Seller

  • Longer tool life reduces insert changes and downtime

  • Excellent surface finish on cast iron components

  • High wear and crater resistance for extended stable machining

  • Optimized for dry or wet cutting – dependable in all shop conditions

🏭 Application Industries

  • Automotive – brake drums, housings, cylinder heads

  • Agricultural machinery – cast iron components

  • General engineering – machine bodies, pump housings

  • Heavy equipment – rotors, gearbox casings

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Frequently Asked Questions

It’s specifically optimized for gray and ductile cast iron machining in turning operations.

CJ215K uses a CVD coating of TiCN + Al₂O₃, offering excellent heat and wear resistance for long tool life.

Yes. The strong negative geometry and tough carbide substrate make it reliable in both continuous and interrupted turning.

It performs well in both dry and wet cutting conditions, depending on your machining setup and part requirements.

You can purchase it from CNC Tools Depot, India’s Largest Marketplace for Carbide Inserts. Contact us via WhatsApp or Call for best prices and stock availability.