Note for machining program (Approx. R)

ShapeDescriptionInsert typeCutting edge angle γApprox. R (mm)Unmachined portion K (mm)Max. inclination angle of workpiece at contouring
Max. inclination angle of workiece at contorin Max. inclination angle of workpiece at contouring (° )GM / GH10°3.00.8590°
p ug (° )MFH...-10-...FL14°3.00.8980°
LD14°3.50.6965°
GM / GH10°3.51.3790°
MFH...-14-...FL13°3.01.3680°
Unmachinedportion K Approx. R Cutting Edge Angleγ Cutting edge angle γ Unmachined portion K Approx. RLD16°5.01.0665°

Reference data for ramping

MFH...-10-... MFH...-14-...

Cutter dia. DCX (mm)2528323540506380
Max. ramping angle RMPX4.5°3.5°2.5°
tan RMPX0.0870.0780.0700.0610.0520.0430.0350.017
Cutter dia. DCX (mm)506380100125160
Max. ramping angle RMPX1.8°0.5°0.4°0.2°
tan RMPX0.0350.0310.0170.0090.0070.003

Guide for ramping (Slant milling) Vertical milling (Plunging)

Ramping angle should be RMPX (Maximum ramping angle) or under inInsertMax. width of cut
Mthe above cutting conditions.Ldescription(ae)
Feed rate should be 70% or under of the above cutting conditions.ae
SOMT108mm
Formula of the cutting length apSOMT1411.5mm

L = RMPX “L” at max. ramping angle tan RMPX * Vertical milling (Plunging) is available only with ap GM/GH type insert.

(LD type and FL type are not applicable) For vertical milling (plunging), reduce feed rate to fz=0.2mm/t or less.