876 Каталог WALTER 2012 Металлорежущий инструмент и оснастка Valenite для станков Стр.B378

Каталог WALTER 2012 Инструмент и оснастка Valenite Стр. B378 0876 ENG Lab2u

WALTER Technical information Drilling TITEX Cutting data for core drills and countersinks Material group cutting data for wet machining dry machining is possible, cutting data must be selected from TEC Dimensions DIN 344 DIN 343 Designation E1111 E3111 E emulsion O oil M MQL L dry Form Type N N Dia. range (mm) 4.80 16.00 7.80 49.60 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 uncoated Page B 290 B 291 Grouping of main material groups and identification letters Brinell hardness HB Tensile strength Rm N/mm2 Machining group 1 l Workpiece material 3 3 Vc VRR Vc VRR p Non-alloyed steel C < 0.25 % annealed 125 428 P1 90 7 90 > 0.25 < 0.55 % annealed 190 639 P2 90 8 90 8 > 0.25 < 0.55 % tempered 210 708 P3 85 8 85 8 > 0.55 % annealed 190 639 P4 90 8 90 8 > 0.55 % tempered 300 1013 P5 55 7 55 machining steel (short-chipping) annealed 220 745 P6 90 7 90 Low alloy steel annealed 175 591 P7 90 8 90 8 tempered 300 1013 P8 55 7 55 tempered 380 1282 P9 20 5 O E 20 5 O E tempered 430 1477 P10 High-alloyed steel and high-alloyed tool steel annealed 200 675 P11 25 3 25 3 hardened and tempered 300 1013 P12 30 5 30 5 hardened and tempered 400 1361 P13 10 4 O E 10 4 O E Stainless steel ferritic/martensitic, annealed 200 675 P14 25 3 25 3 martensitic, tempered 330 1114 P15 20 3 20 3 M Stainless steel austenitic, quench hardened 200 675 M1 15 3 O E 15 3 O E austenitic, precipitation hardened (PH) 300 1013 M2 15 5 O E 15 5 O E austenitic/ferritic, duplex 230 778 M3 10 3 O E 10 3 O E K Malleable cast iron ferritic 200 675 K1 60 10 60 10 pearlitic 260 867 K2 45 9 45 grey cast iron low tensile strength 180 602 K3 70 10 70 10 high tensile strength/austenitic 245 825 K4 60 10 60 10 Cast iron with spheroidal graphite ferritic 5 5 518 K5 60 10 60 10 pearlitic 265 885 K6 45 45 GGV (CGI) 200 675 K7 50 10 50 10 N Aluminum wrought alloys cannot be hardened 30 N1 5 8 12 5 8 12 hardenable, hardened 100 343 N2 5 8 12 5 8 12 Cast aluminum alloys < 12 % Si, not precipitation hardenable 75 260 N3 120 12 120 12 < 12 % Si, precipitation hardenable, precipitation hardened 90 4 31 N4 80 10 80 10 > 12 % Si, not precipitation hardenable 130 447 N5 Magnesium alloys 70 250 N6 80 10 M L 80 10 Copper and copper alloys (bronze/brass) non-alloyed, electrolytic copper 100 343 N7 130 4 130 4 brass, bronze, red brass 90 4 31 N8 90 9 90 Cu-alloys, short-chipping 110 382 N9 165 10 165 10 high-strength, Ampco 300 1013 N10 25 3 25 3 S Heat-resistant alloys Fe-based annealed 200 675 S1 15 3 O E 15 3 O E hardened 280 943 S2 5 3 O E 5 3 O E Ni or Co base annealed 250 839 S3 15 3 O E 15 3 O E hardened 350 1177 S4 cast 320 1076 S5 Titanium alloys pure titanium 200 675 S6 20 4 20 4 a and p alloys, hardened 375 1262 S7 15 4 O E 15 4 O E P alloys 410 1396 S8 Tungsten alloys 300 1013 S9 25 3 25 3 Molybdenum alloys 300 1013 S10 25 3 25 3 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 105 12 105 12 Thermosetting plastics without abrasive fillers O2 65 8 L 65 8 L Plastic, glass-fiber reinforced GFRP O3 Plastic, carbon fiber reinforced CFRP O4 Plastic, aramide fiber reinforced AFRP O5 Graphite (technical) 80 Shore O6 1 The machining groups are assigned from page H 8 onwards. B 378