872 Каталог WALTER 2012 Металлорежущий инструмент и оснастка Valenite для станков Стр.B374

Каталог WALTER 2012 Инструмент и оснастка Valenite Стр. B374 0872 ENG Lab2u

WALTER Technical information Drilling TITEX Cutting data for HSS drills Material group cutting data for wet machining dry machining is possible, cutting data must be selected from TEC Drilling depth 85 x Dc 8 x Dc Designation A1922L A4211TIN E emulsion O oil M MQL L dry Type UFL N Dimensions Walter standard DIN 345 Dia. range (mm) 8.00 12.00 5.00 30.00 vc cutting speed in ft/min VCRR vc rating chart from page B 388 VRR feed rating chart from page B 390 Cutting tool material HSS Coating Oxide margin TiN Page B 243 B 261 Grouping of main material groups and identification letters Brinell hardness HB Tensile strength Rm N/mm2 Machining group 1 Workpiece material 3 Vc VRR Vc VRR p Non-alloyed steel C < 0.25 % annealed 125 428 P1 50 4 100 8 > 0.25 < 0.55 % annealed 190 639 P2 50 4 100 9 > 0.25 < 0.55 % tempered 210 708 P3 45 4 100 9 > 0.55 % annealed 190 639 P4 50 4 100 9 > 0.55 % tempered 300 1013 P5 30 4 70 7 machining steel (short-chipping) annealed 220 745 P6 50 4 100 9 Low alloy steel annealed 175 591 P7 50 4 100 9 tempered 300 1013 P8 30 4 70 7 tempered 380 1282 P9 tempered 430 1477 P10 High-alloyed steel and high-alloyed tool steel annealed 200 675 P11 30 4 70 7 hardened and tempered 300 1013 P12 15 3 50 5 hardened and tempered 400 1361 P13 Stainless steel ferritic/martensitic, annealed 200 675 P14 15 2 25 4 martensitic, tempered 330 1114 P15 10 3 M Stainless steel austenitic, quench hardened 200 675 M1 5 2 O E 20 3 O E austenitic, precipitation hardened (PH) 300 1013 M2 5 2 O E 35 5 O E austenitic/ferritic, duplex 230 778 M3 40 6 O E 110 10 O E K Malleable cast iron ferritic 200 675 K1 35 6 90 10 pearlitic 260 867 K2 25 5 70 9 grey cast iron low tensile strength 180 602 K3 40 6 110 10 high tensile strength/austenitic 245 825 K4 35 6 90 10 Cast iron with spheroidal graphite ferritic 155 518 K5 35 6 90 10 pearlitic 265 885 K6 25 5 70 9 GGV (CGI) 200 675 K7 30 6 80 10 N Aluminum wrought alloys cannot be hardened 30 N1 100 5 hardenable, hardened 100 343 N2 100 5 Cast aluminum alloys < 12 % Si, not precipitation hardenable 75 260 N3 65 6 < 12 % Si, precipitation hardenable, precipitation hardened 90 314 N4 45 5 > 12 % Si, not precipitation hardenable 130 447 N5 Magnesium alloys 70 250 N6 45 5 M L Copper and copper alloys (bronze/brass) non-alloyed, electrolytic copper 100 343 N7 70 2 150 5 brass, bronze, red brass 90 314 N8 50 4 Cu-alloys, short-chipping 110 382 N9 85 5 195 10 high-strength, Ampco 300 1013 N10 15 3 50 5 S Heat-resistant alloys Fe-based annealed 200 675 S1 5 2 O E 20 3 O E hardened 280 943 S2 Ni or Co base annealed 250 839 S3 hardened 350 1177 S4 cast 320 1076 S5 Titanium alloys pure titanium 200 675 S6 a and p alloys, hardened 375 1262 S7 P alloys 410 1396 S8 Tungsten alloys 300 1013 S9 15 3 50 5 Molybdenum alloys 300 1013 S10 15 3 50 5 H Hardened steel hardened and tempered 50 HRC H1 hardened and tempered 55 HRC H2 hardened and tempered 60 HRC H3 Hardened cast iron hardened and tempered 55 HRC H4 O Thermoplasts without abrasive fillers O1 45 6 Thermosetting plastics without abrasive fillers O2 35 5 L 90 8 L Plastic, glass-fiber reinforced GFRP O3 Plastic, carbon fiber reinforced CFRP O4 Plastic, aramide fiber reinforced AFRP O5 35 5 L 90 8 L Graphite (technical) 80 Shore O6 1 The machining groups are assigned from page H 8 onwards. B 374