CNC Tools > Carbide Inserts > Kyocera > Kyocera 11IR1.25ISO-TQ PR1535

Kyocera 11IR1.25ISO-TQ PR1535

Achieve smoother, stronger internal threads with the Kyocera 11IR 1.25ISO-TQ PR1535—a top-tier insert featuring the high-performance PR1535 grade (MEGACOAT NANO), designed for stainless steels, heat-resistant alloys, and titanium. Maximize tool life, reduce wear, and cut downtime in automotive, aerospace, and general engineering.


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Step up your internal threading game with the Kyocera 11IR 1.25ISO-TQ PR1535—now available through CNC Tools Depot, India’s largest marketplace for carbide inserts. Featuring the toughness of PR1535 grade and high-performance MEGACOAT NANO coating, this insert delivers longer life, outstanding fracture resistance, and clean metric threads even in challenging materials like stainless and heat-resistant alloys.

Trusted across automotive, aerospace, die & mold, and general engineering, it cuts downtime and assures quality every pass.


“Thread 5× longer without a break—meet Kyocera’s 11IR 1.25ISO-TQ PR1535.”

Why It’s A Best-Seller

  • Extended Tool Life: The MEGACOAT NANO coating and tough carbide substrate significantly outperform conventional inserts—Kyocera’s tests show PR1535 lasts up to 5× longer than comparable CVD-coated options in interrupted cuts.

  • Fracture Resistance: Sharp chip control and robust grade help prevent sudden insert failure—even under thermal stress or scale-induced interruptions.

  • Consistent Surface Finish & Thread Quality: Stable cutting behavior delivers accurate, clean threads—minimizing rework and boosting throughput.

Applications

  • ✨ Automotive – precision components in stainless steel

  • ✈️ Aerospace – heat-resistant alloy threading

  • Die & Mold – intricate internal threading in stainless & HRSA

  • General Engineering – demanding threading in tough materials

Key Features & Specs

  • Geometry & Specs

    • 11IR 1.25ISO-TQ: ISO-profile internal threading insert featuring a 1.25 mm pitch and “TQ” chipbreaker—optimized for clean, consistent thread form.

    • Insert layout conforms to ISO threading standards, ensuring precision in metric threads.

  • Grade & Coating

    • PR1535: High-stability grade engineered for machining tough-to-cut materials like stainless steel, titanium, and heat-resistant alloys.

    • MEGACOAT NANO: Advanced PVD nano-coating offers exceptional hardness, oxidation resistance, and fracture mitigation under intermittent or interrupted cuts.

Benefits

  1. Longer Tool Life

    • PR1535 grade + MEGACOAT NANO coating extend life up to 5× longer than conventional threading inserts.

    • Fewer insert changes = reduced downtime and higher machine utilization.

  2. Superior Wear & Fracture Resistance

    • Handles tough, work-hardening stainless steels and heat-resistant alloys without sudden breakage.

    • Stable even under interrupted cuts or scale, reducing risk of tool failure.

  3. Consistent, High-Quality Threads

    • Precise ISO profile with “TQ” chip control ensures smooth, accurate internal threads.

    • Minimizes rework, scrap, and secondary finishing.

  4. Faster Machining, Less Downtime

    • Reliable edge stability allows higher cutting parameters and continuous runs.

    • Cuts more components per insert—improves cost per part.

  5. Versatility Across Industries

    • Effective in automotive, aerospace, die & mold, and general engineering applications.

    • One insert that handles multiple tough materials, reducing inventory needs.

Order Now

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Frequently Asked Questions

PR1535 is tailored for stainless steels, titanium alloys, and heat-resistant alloys—it’s engineered to deliver stability and wear resistance where conventional grades struggle.

This nano-layer PVD coating offers high hardness, superior oxidation resistance (down to high temperatures), and improved fracture resistance—keeping the insert sharp and durable under extreme conditions.

It denotes an insert for internal threading with a 1.25 mm metric pitch and a ‘TQ’ chipbreaker design, optimized for controlled chip removal and minimal wear.

Internal testing shows up to 5× longer tool life compared to CVD-coated carbide inserts under similar interrupted-cut conditions.

PR1535 is widely used in aerospace, automotive, die & mold, and general engineering—any field where accurate, durable threading in stainless or HRSA materials is critical.

India's Largest Marketplace for Carbide Inserts & Cutting Tools.

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