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CBN PCBN Tools Wear Resistant CNC Lathe Inserts for Hard Steel

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CBN cutting tools are widely used in modern CNC hard turning industry. Made of high hardness polycrystalline cubic boron nitride material, our CBN turning inserts feature ultra-high temperature resistance, strong anti-wear performance and stable cutting capacity.Suitable for continuous and light intermittent dry cutting, perfectly processing HRC55-68 hardened steel, alloy steel, ductile iron and chilled cast iron. It can replace traditional grinding process, greatly improve production efficiency and reduce processing cost. Various models such as DNGA, TNGA, VNGA, WNGA CBN inserts are available.

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Diamond Tool Machining Parameters
Workpiece MaterialHardnessCutting Speed (m/min)Feed Rate (mm/rev)Cutting Depth (mm)
Gray Cast IronHB 170-230500-15000.1-0.40.1-1.5
Ductile IronHB 240-300200-4000.1-0.40.1-1.5
Alloy Cast IronHB 240-300150-3000.05-0.40.1-1.5
Iron-Based AlloyHRC 45-5050-1500.05-0.40.05-0.5
Hardened SteelHRC 45-6580-2000.05-0.20.05-0.2
Heat-Resistant Alloy-50-2000.05-0.20.05-0.2