Sumitomo WNMG080408N-MU AC630M WNMG432MU Indexable Carbide Turning Inserts for Stainless Steel
type: Product
description: ⚠️ INDUSTRIAL TOOLING NOTICE: Product images showcasing indexable inserts pre-mounted on dynamic external toolholders, boring bars, or face-turning blocks are intended for structural assembly demonstrations only. The clamping toolholder is not included. This listing consists purely of the Sumitomo carbide insert components. Sumitomo WNMG080408N-MU AC630M Turning Inserts | ISO WNMG 080408 / ANSI WNMG 432 Carbide Blades 1. Product Overview "Which roughing carbide insert grade and chipbreaker style is most reliable for eliminating notch wear and work hardening during continuous and interrupted CNC turning of austenitic stainless steels like SUS304 and SUS316?" The Sumitomo WNMG080408N-MU AC630M (ANSI designated as WNMG432MU) represents the pinnacle of indexable heavy-duty lathe tooling engineered for harsh environments. Featuring Sumitomo’s proprietary Absotech Platinum PVD coating technology, this insert solves the critical issue of cutting-edge chipping caused by the high heat and stickiness of exotic alloys. The specialized MU chipbreaker geometry utilizes a progressive variable rake angle and deep deflector pockets to forcefully snap stringy chips during medium-to-heavy rough turning operations, reducing structural machine vibration and delivering outstanding metal removal rates (MRR). 🔬 VERIFIABLE QUANTUM COATING DATA (Absotech Platinum Matrix): According to published physical coating parameters from Sumitomo Electric Hardmetal Research Lab reports, the **Absotech Platinum TiAlN structure** yields a localized nano-indentation surface hardness of **30 GPa** to **32 GPa** and stabilizes thermal decomposition parameters up to **1,100°C (2,012°F)**. This ensures structural tool-edge wear protection that exceeds standard conventional PVD titanium coatings by up to **2.5 times** under identical thermodynamic shear loads. 2. Key Features & Industrial Advantages Absotech Platinum PVD Coating: Utilizes a highly smooth, ultra-dense TiAlN titanium aluminum nitride crystal st…
brand: Sumitomo
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