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DNGA15 CBN Turning Inserts For Hardened Steel

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55° Rhombic Negative Rake / High Hardness / Long Life


ItemSpecification
Insert ModelDNGA150404 / DNGA150408 / DNGA150412
Shape55° Rhombic
Rake TypeNegative Rake 0°
Inscribed Circle (IC)12.7 mm
Plate Thickness4.76 mm
Fixing Hole Diameter5.16 mm
Corner Radius0.4mm / 0.8mm / 1.2mm
Usable Edges2 Edges (Double-sided)

Our DNGA15 series CBN inserts adopt high-hardness PCBN material and standard ISO 55° rhombic negative rake structure. Featuring stable cutting performance, excellent wear resistance and high-temperature resistance, these CBN inserts are suitable for continuous and light intermittent dry turning. It can efficiently machine hardened steel, alloy steel, ductile iron and chilled cast iron, greatly improving processing efficiency and surface quality instead of traditional grinding.