Общий каталог Palbit - страница 218

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turningInsert selectionOverviewNegative insertsPositive insertsPCD insertsHeavy machiningExternal ToolholdersInternal ToolholdersAutomatic LathesSpare PartsTechnical Data symbol symbol turningInsert selectionOverviewNegative insertsPositive insertsPCD insertsHeavy machiningExternal ToolholdersInternal ToolholdersAutomatic LathesSpare PartsTechnical Data bar peeling Bar Peeling Code Key | Torneado de Barra | Torneamento de Barra C Bar Peeling is the machining process by which a raw forged blank is converted into a polished bar. C During this peeling process, surface cracks and oxide layers are removed giving a perfect roundness with L N G F 20 10 35 - MP good surface and dimensional accuracy to the bar. 1 2 3 4 5 6 7 8 The range of materials that can be machined with these tools is vast and goes from all kind of Steels to Cast Iron parts. bar peeling 1 - Insert Shape 2 - Clearance Angle N The size of blank bar can go from 4 mm 0º (157 inch) to over 400 mm (15.75 inch) in I J L R S 5 - Length of Cutting Edge (ln) diameter. 60º 75º / 80º 85º / 90º The length of the secondary cutting edge is indicated in mm 13 mm 25 mm The surface quality and dimensional T U W X 14 mm 27 mm tolerances are also high, which leads to less machining at later stages. 3 - Tolerances 4 - Insert type 15 mm 28 mm 17 mm 38 mm m Type Type of hole Chipbreaker Shape m 20 mm 44 mm d d S W withhole WithoutRound hole /chipbreaker 22 mm 50 mm Our aim is at the same time improving your productivity (by removing maximal chips volume) and at the same time attending or surpassing your surfacequality requirements. This is why our Bar Peeling program is vast comprising both standard tools and also special custom-made solutions to every one countersinkm (mm)d (mm)s (mm)Twithhole(40º~60º)Chipbreakeron one side6 - Thickness (S) customer needs.This flyer has only a small portion of our possible range of production. Please don’t hesitate to contact us regarding other possible geometries that wemay have although not presented in this brochure.A ±0.005 ±0.025 ±0.025 Q withhole WithoutRound hole /chipbreakerdoubleF±0.005±0.013±0.025countersinkUwithhole(40º~60º)Chipbreakeron both sidesThe length of the secondary cuttingedge is indicated in mm08 = 8,00 mm C ±0.013 ±0.025 ±0.025 09 = 9,52 mm H ±0.013 ±0.013 ±0.025 B withhole Withoutchipbreaker 10 = 10,00 mm E ±0.025 ±0.025 ±0.025 G ±0.025 ±0.025 ±0.13 H withhole ChipbreakerRound hole /on one sidedouble 12 = 12,00 mm J ±0.005 ±0.05~±0.13 ±0.025 countersinkCwithhole(70º~90º)Withoutchipbreaker 12 = 12,70 mm K* ±0.013 ±0.05~±0.13 ±0.025 13 = 13,00 mm L* ±0.025 ±0.05~±0.13 ±0.025 J withhole Chipbreakeron both sides 14 = 14,00 mm M* ±0.08~±0.20 ±0.05~±0.13 ±0.13 N* ±0.08~±0.20 ±0.05~±0.13 ±0.025 A withhole Withoutchipbreaker 18 = 18,00 mm U* ±0.13~±0.38 ±0.08~0.25 ±0.13 M withhole Round hole Chipbreakeron one side 7 - Deph of Cut (ap) * As a rule, the sides of these inserts are as sintered. Tolerance differs with insert size, for the accuracy of Class M,refer to the table on the right. G withhole Chipbreakeron both sides Maximum depth of cut 8 - Chip Breaker N withouthole -- Withoutchipbreaker 20 = 2,00 mm Chip breaker according to Palbit geometries R withouthole -- Chipbreakeron one side 25 = 2,50 mm FP MH F withouthole -- Chipbreakeron both sides 35 = 3,50 mm ST RP 40 = 4,00 mm MP LH X - - -- On request 80 = 8,00 mm C - 432 C- 433