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Korloy SDXT09M405R-MM PC3700
The Korloy SDXT09M405R-MM PC3700 is a high-performance square carbide milling insert designed for steel machining. With a strong substrate, PVD high-hardness lubricative coating, and MM chipbreaker, it ensures longer tool life, reliable chip control, and excellent surface finish in high-feed and high-speed cutting.
Korloy SDXT09M405R-MM PC3700 – Built for Steel Milling Excellence
Take your steel milling to the next level with Korloy’s SDXT09M405R-MM insert in the PC3700 grade. This insert is engineered for high productivity, reduced downtime, and lower cost per component — making it a trusted choice in automotive, aerospace, die & mold, and general engineering industries.
🔹 Key Features & Specs
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Insert Geometry: Square insert, right-handed clamping, ~0.5 mm corner radius
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Chip Breaker: MM type – designed for stable chip evacuation in medium cutting conditions
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Grade / Coating: PC3700 with PVD high-hardness lubricative coating → superior wear resistance & reduced build-up edge
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Applications: Optimized for milling steel – handles continuous and interrupted cuts at high feeds & speeds
🔹 Why It’s a Best Seller
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Longer Tool Life → Resistant to chipping & breakage under heavy load
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Higher Productivity → Enables faster cutting speeds & deeper cuts with stability
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Better Surface Finish → Smooth coating reduces BUE & ensures quality finish
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Lower Downtime → Fewer insert changes = lower tooling cost per part
🔹 Application Industries
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Automotive (gears, shafts, transmission parts)
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Aerospace (structural steel parts, fixtures)
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Die & Mold (pre-hardened & alloy steel molds)
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General Engineering & heavy machinery
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Frequently Asked Questions
It is optimized for steel milling — from carbon steels to alloy steels and pre-hardened steels.
The MM chipbreaker provides excellent chip control in medium cutting conditions, reducing vibration and ensuring smoother machining.
PC3700 offers a PVD coating with superior hardness and lubricity, resisting wear and preventing chipping, which extends tool life.Can it handle interrupted cuts?
Yes, the tough substrate and strong coating make it reliable in both continuous and interrupted cutting operations.
Automotive, aerospace, die & mold, and general engineering industries that require high-efficiency steel milling.
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