Общий каталог Mitsubishi 2020 - 2021 - страница 434

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ApplicationGrinding Examples (Grinding) DMIN F2 DCON BORING BARS MICRO-MINI a Solid carbide type (Single cutting edges).a l/d is 5 times the diameter.a Cutting edge can be shaped according to the application.Thus, it covers a wide cutting range(threading, grooving, copying, etc.). STANDARD MICRO-MINI BORING BARS (Solid carbide boring bar) Dimensions(mm) Stock Order Number CW DCON LF LDRED * DMIN F2 Geometry TF15 C03FR-BLS a 2.0 3 80 15 3.2 1.0 4° C04FR-BLS a 2.5 4 80 20 4.2 1.5 Flat area C05HR-BLS a 3.0 5 100 25 5.2 2.0 Flat area * CWLDRED LF Right hand tool only. * DMIN : Min. Cutting Diameter RECOMMENDED CUTTING CONDITIONS Work Material Cutting Speed (SFM)PCarbon Steel, Alloy Steel180─350HB100 ─165Feed (IPR)Depth of Cut (inch) l/d Cutting Edge Preparation* Corner Radius or BCH* Honing─.004.004─ .0125.004─.020.0004 ─.002E M Stainless Steel< 200HB 100 ─165 ─ .004 .004─ .012 5 < .016 < .001(Honing not required) K Gray Cast Iron< 350MPa 100 ─165 ─ .002 .004─ .012 5 .004─.020 .0004─.002 N Non-Ferrous Meterial 200 ─330 ─ .004 .004─ .020 5 .004─.020 < .001(Honing not required) * Cutting edge is not honed. Please hone according to the workpiece before machining. GRINDING THE CUTTING EDGE OF MICRO-MINI BORING BAR aMICRO-MINI boring bar can be applied to boring and grooving without any modifications. It can also be reground as shown below. aFor shaping and regrinding, use diamond wet stone approximately #250 - #400. Please grind according to application using the figure below as a reference. Boring Grooving Threading Groove width Thread angle Grinding Grinding CW Grinding Grinding .0118"–.0197" Corner radius (Grinding) 6° Double sided relief SPARE PARTS N001 TECHNICAL DATA P001 E031