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Kyocera TPMT110308HQ TN60
Kyocera TPMT110308HQ TN60: A 60° triangular, uncoated cermet insert in HQ chipbreaker, designed for superior wear resistance and stable finishing of steel and stainless steel components. Ideal for high-precision turning with extended tool life.
The Kyocera TPMT110308HQ TN60 is a premium-grade cermet turning insert engineered for machinists who demand both durability and precision. Built on Kyocera’s TN60 grade, it blends ceramic and metal (TiC, TiCN, NbC) to deliver excellent wear resistance while maintaining toughness for demanding finishing operations.
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🔧 Cut longer, cost less: The Kyocera TPMT110308HQ TN60 delivers unmatched tool life and ultra-smooth finishes—boosting your productivity and lowering cost-per-part.
Key Features & Specs:
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Grade / Material: Built on Kyocera’s TN60 cermet grade, this insert combines ceramic and metal (TiC, TiCN, NbC) to offer superb wear resistance + toughness.
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Chipbreaker / Geometry: Uses the HQ chipbreaker, designed for medium general-purpose cutting with excellent chip control.
Insert Shape & Size: TPMT style, 60° triangular, 1103 (ISO) size with a corner radius (RE) of 0.8 mm (08). -
Relief / Rake: Neutral cutting geometry, 11° relief.
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Coating / Finish: TN60 is typically uncoated cermet (TiCN / NbC finish) — delivering stable performance at finish turning speeds.
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Applications: Ideal for finishing of steel and stainless steel, where surface finish and dimensional stability matter most
Why It’s a Best Seller
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Exceptional wear resistance: The cermet TN60 grade resists abrasive wear far better than conventional carbide, enabling you to push finishing cuts without frequent insert changes.
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Long tool life, less downtime: With extended edge life, you reduce tool change frequency, minimizing machine downtime.
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High-quality surface finish: The fine-grained cermet and neutral geometry yield very clean parts — making rework less likely.
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Stable performance: The HQ chipbreaker ensures reliable chip control, even under varying cutting conditions.
🏭 Application Industries
This insert shines in:
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Automotive — for precision turning of shafts, housings, and other steel components
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Aerospace — for finishing parts in stainless or high-strength steel
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Die & Mold — for turning of core pins, punches, and mold components
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General Engineering — for high-precision components where surface finish and consistency are critical
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Frequently Asked Questions
It’s specifically optimized for steel and stainless-steel finishing, thanks to the TN60 cermet grade that offers both wear resistance and toughness.
HQ refers to Kyocera’s general-purpose chipbreaker designed for stable medium-to-finishing cuts, providing good chip control and edge strength
No, this grade is uncoated cermet (TiCN/NbC finish), which helps in achieving long life and excellent surface finish in finishing operations
Cermet combines ceramic (TiC / TiCN) with metallic components (NbC), giving it the hardness typical of ceramics and the toughness of metals — making it ideal for stable, long-life finishing.
Because of its superior wear resistance, the TPMT110308HQ TN60 lasts longer than typical carbide inserts, reducing the number of insert changes, minimizing downtime, and delivering lower tooling cost per finished component.
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