
GUNDRILLS bF USER GUIDE Gundrill Inquiry Form 1. Tool 2. Workpiece Quantity (If possible, please attach a drawing) Nominal diameter and tolerance 2.1 Material Please fill in dimensions on the sketch below. Material description (DIN material number or any other standard): L Ls LA Hardness and Properties: D d o Short Chips o Long Chips 2.2 Hole Type Driver o Blind Hole o Drilling into Pre-hole For standard drivers please use codes from page 301 o Angled Entry o Drilling into Solid o Code No. o Boring o Angled Exit o Special, please attach sketch and specifications. Drilling Depth mm Hole Tolerance Grind: o special (fill in the dimensions and angles below). 2.3 Application: Workpiece: o Stationary o Rotating 1 Tool: o Stationary o Rotating γ αF1 3. Machine α1 3.1 Technical Data α2 ψ2 ψ1 α3 Machine Type. as Power kW Inter nal Cuttnig exter nal Cuttnig Edge Edge 3.2 Cutting Data: α1= αF1= Ψ1= Cutting Speed Vc m/min α2= bF1= Ψ2= Revolutions Nmin RPM, Nmax RPM α3= as= γ= Feed Fmin mm/rev, o Standard (see page 299) Fmax mm/rev Coating: Feed Rate VF mm/min o TiN o TiCN o TiN+TiCN o Other Coolant: o IC208 (TiN) o IC308 (TiCN) o IC508 (TiCN+TiN) o Oil o Soluble Oil o Other o IC908 (TiAlN) o TiAIN Coolant Pressure Bar Type: Sketch of drilling application Please circle the required type. See page 300. A B C D E G H I Note: It may be necessary to change several of the parameters that you indicated based on our experience with your application. 306 ISCAR