Общий каталог Sumitomo 2019 - 2020 - страница 488

Milling CuttersFace MillingShoulde rMillingHigh FeedMulti-PurposeRadiusR / 3DProfilingGroove /T-SlotChamferingNon-ferrousMetalHigh-speedCast Iron Depth of Cut ap (mm) Combined Force (N) SEC- DNX(F) Type / DNH Type / DNHS Type High-efficiency Face Milling Cutters for Cast Iron and Cast Steel ■ Features ● Achieves high efficiency milling with a max. 8 mm depth of cut ● Employs negative inserts with chipbreakers that have a strong cutting edge on the double negative type body. Economical design using 8 corners ● Supports general to high-efficiency high-feed milling with three body types Inserts can be used with all types H Negative inserts with a rake angle achieve low resistance and high feed milling ■ Product Range DNX(F) Type DNHS Type DNH Type General-purpose Type Medium Depth of CutHigh Feed Type Small Depth of CutHigh Feed Type 65° 24° 24° 8mm 5mm 3mm Maximum Depth of Cut 8mm Maximum Depth of Cut 5mm Maximum Depth of Cut 3mm Cutting edge angle 65° Cutting edge angle 24° Cutting edge angle 24° DNX 12000R(S)CutterGeneral-purpose typeø80 to ø250mmDia.DNXF 12000R(S)General-purpose Fine-pitch Typeø80 to ø160mmCutterDia.DNHS 12000RMedium Depth of CutHigh Feed Typeø80 to ø160mmCutterDia.DNH 12000RSmall Depth of CutHigh Feed Typeø80 to ø160mm Large Depth of Cut Feed Rate Large ■ Usage Region (Cutting Cast Iron) Cut carbon steel at 20 to 30% reduction. ■ Comparison of Cutting Force * The following conditions are provided as a general guide. Actual conditions will need to be adjusted according to tool overhang, machine rigidity, depth of cut and other factors. 4,500 (Cutting DNX Type 4,000 15% Reduction inCutting Force Conditions)vc = 200m/minfz = 0.3mm/t DNXF Type ap = 5mm3,500Dry DNHS Type Work Material: FC250 Tool Diameter: 3,000 100mm DNH Type 2,500 0 DNX Type Competitor's Product Table Feed Rate vf (mm/min) ■ Recommended Cutting Conditions DNX Type / DNXF Type DNHS Type / DNH Type ISO WorkMaterial Cutting Speed vc (m/min) Feed Rate fz (mm/t)HardnessMin. - Optimum - Max. Min. - Optimum - Max.InsertGradeISOWorkMaterialCutting Speed vc (m/min)Feed Rate fz (mm/t)InsertHardnessMin. - Optimum - Max. Min. - Optimum - Max.Grade Cast Iron 250HB 150- 225 -300 0.10- 0.20 -0.30 ACK200ACK300 Cast Iron 250HB 150- 225 -300 0.10- 0.55 -1.00 ACK200ACK300 K DuctileCast Iron250HB 150- 200 -250 0.10- 0.18 -0.25 ACK200ACK300 K DuctileCast Iron250HB 150- 200 -250 0.10- 0.55 -1.00 ACK200ACK300 P Carbon Steel 180to 280 HBAlloy Steel 180to 280 HB 150- 175 -200150- 175 -2000.10- 0.15 -0.20 ACP2000.10- 0.15 -0.20ACP200P Carbon Steel 180to 280 HBAlloy Steel 180to 280 HB150- 175 -200150- 175 -2000.10- 0.45 -0.80ACP2000.10- 0.35 -0.60ACP200 Note The cutting conditions above are a guide. Actual conditions will need to be adjusted Note For DNHS Type, insert heights are alternatively placed, so the actual feed rate per tooth according to machine rigidity, work clamp rigidity, depth of cut and other factors. is double. Use with fz = 0. 5 mm/t (actual feed rate 1.0 mm/t) as the upper limit. H44 The cutting conditions above are a guide. Actual conditions will need to be adjustedaccording to machine rigidity, work clamp rigidity, depth of cut and other factors.