English Metric EE (1.47MB) - Vargus.dk

GROOVING Technical DataRecommended Grades, Cutting Speeds Vc [m/min] and Feed f [mm/rev]MaterialGroupPSteelMStainlessSteelKCast IronN (K)Non-FerrousMetalsS (M)HeatResistantMaterialVargus No.1MaterialHardnessBrinell HBVc [m/min]CoatedVTX VKP/VKX VHXFeed[mm/rev]Low carbon (C=0.1-0.25%) 125 140-200 140-200 20-50 0.32 Unalloyed steel Medium carbon (C=0.25-0.55%) 150 120-180 120-180 15-40 0.153 High Carbon (C=0.55-0.85%) 170 110-180 110-180 15-30 0.054Non hardened 180 100-155 100-155 20-45 0.255Low alloy steel(alloying elements ≤ 5%)Hardened 275 90-145 90-145 10-25 0.16 Hardened 350 80-135 80-135 10-25 0.057 High alloy steel Annealed 200 70-115 65-115 0.28 (alloying elements >5%) Hardened 325 50-100 50-100 0.059 Cast steelLow alloy (alloying elements 5%) 225 20-40 25-40 20-40 0.0511 Stainless steel Non hardened 200 70-120 80-120 0.212 FeriticHardened 330 60-95 55-95 0.0513 Stainless steel Austenitic 180 70-100 60-100 0.214 AusteniticSuper Austenitic 200 40-90 50-90 0.0515 Stainless steel Non hardened 200 80-110 60-80 0.216 Cast feriticHardened 330 65-110 45-65 0.0517 Cast austenitic Austenitic 200 85-100 50-70 0.218 Hardened 330 60-100 40-60 0.0528Malleable Cast ironFerritic (short chips) 130 70-120 60-80 0.229 Pearlitic (long chips) 230 70-120 60-80 0.1530Grey cast ironLow tensile strength 180 70-120 60-80 0.231 High tensile strength 260 60-100 40-70 0.132Nodular SG ironFeritic 160 50-80 60-80 0.233 Pearlitic 260 60-90 70-90 0.134 Aluminium alloys Non aging 60 100-240 80-240 30-60 0.435 WroughtAged 100 80-170 100-170 25-50 0.136Aluminium alloysCast 75 100-150 100-150 25-50 0.2537 Cast & aged 90 80-120 60-100 20-40 0.1538 Aluminium alloys Cast Si 13-22% 130 100-150 100-150 15-30 0.1539 Copper andBrass 90 80-200 80-200 15-35 0.240 copper alloys Bronze and non leaded copper 100 80-200 80-200 15-35 0.1519Annealed (Iron based) 200 45-60 25-45 0.220 High temperature Aged (Iron based) 280 35-50 20-30 0.0521 alloysAnnealed (Nickel or Cobalt based) 250 20-30 15-20 0.0522 Aged (Nickel or Cobalt based) 350 15-25 10-15 0.0523Titanium alloysPure 99.5 Ti 400Rm 140-170 60-100 0.124 α+β alloys 1050Rm 50-70 40-50 0.05H (K)HardnedMaterial2545-50HRc 45-60 20-40 0.02Extra hard steel Hardened & tempered26 51-55HRc 40-50 20-35 0.02Grades and Their ApplicationGrade Application Type SampleVTXGeneral use carbide grade. A tough sub-micronsubstrate with TiAlN coating. Provides good fracturetoughness and excellent wear resistance.VKXSuperior general purpose grade, excellent in steels andstainless steels, recommended for rigid cutting conditionsTiN coated.Grade Application Type SampleVKPVHXGeneral use carbide grade.TiN coatedGeneral use HSS gradeFor machining at low cutting speed.TiN coated14