Used Mikron Wf 51 C for sale (187)

Condition: good (used), Year of construction: 2005, functionality: fully functional, machine/vehicle number: 107.44.00.072, travel distance X-axis: 800 mm, travel distance Y-axis: 650 mm, travel distance Z-axis: 500 mm, rapid traverse X-axis: 30 m/min, rapid traverse Y-axis: 30 m/min, rapid traverse Z-axis: 30 m/min, feed rate X-axis: 15 m/min, feed rate Y-axis: 15 m/min, feed rate Z-axis: 20 m/min, workpiece weight (max.): 500 kg, table width: 600 mm, table length: 600 mm, table load: 500 kg, overall weight: 9,900 kg, spindle speed (max.): 20,000 rpm, number of slots in tool magazine: 30, Equipment: chip conveyor, documentation/manual, Mikron UCP 800 Duro – 5-axis CNC machining centre Lhodewww Rhjpfx Aa Ijg We offer for sale a precise 5-axis CNC machining centre Mikron UCP 800 Duro from the renowned Swiss brand GF Machining Solutions. The machine is perfect for machining complex parts, moulds, dies, and components that require the highest precision and surface quality.

Condition: not inspected (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: UCP 1000, travel distance X-axis: 1,000 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 800 mm, controller manufacturer: Siemens 828D, General specifications Control: Siemens 828D Weight: Approx. 10,100 kg Machine Type: 5-axis vertical machining centre Year of manufacture: 2001 M/C Model: UCP 1000 Power requirements: 3 Phase 400 V (100 A) Travel and movement X-axis: 1,000 mm Y-axis: 750 mm or 800 mm Z-axis: 750 mm or 800 mm Rapid traverse rate: 30 m/min Max. working feed: 10 m/min Lhedpfx Aeyz Tnwja Iog Spindle and tool changer Spindle speed: Max. 15,000 rpm Spindle taper: HSK-A63 Tool magazine: 60 stations Max. tool weight: 8 kg Max. tool length: 300 mm Table and axis NC rotary swivel table: Diameter 800 mm or 1,100 mm Table rotation speed: 12 rpm Max. workpiece weight: 1,500 kg Number of controlled axes: 5 Other features Spindle torque: 127 Nm (at 40% duty cycle) Axis force: 10,000 N (X and Y/Z) Coolant: Through spindle coolant available

Condition: used, Year of construction: 2010, x-travel 800 mm y-travel 600 mm z-travel 500 mm control Heidenhain iTNC 530 Ljdey Ay Itepfx Aa Ijhg weight of the machine ca. 8300 kg

Condition: used, Year of construction: 2008, x-travel 1350 mm y-travel 900 mm z-travel 750 mm spindle turning speed range 15000 U/min Control iTNC 530 weight of the machine ca. 11,4 t 3-axis vertical machining centre with BÜRENER KFE 63/40-900 Z60 chip conveyor Condition: Well suited for roughing operations Working ranges X-axis travel: 1350 mm Y-axis travel: 900 mm Lhjdpfjyyqtusx Aa Isg Z-travel: 750 mm Spindle nose to table surface: 135–885 mm Work table Clamping surface: 1425 x 860 mm Max. workpiece weight: 1800 kg Number of T-slots: 10 T-slot width: 1x18H7.9x18H12 Work spindle Speed range: 0 - 15,000 rpm Power: 38 kW Tool magazine: 46 pcs. Tool holder: HSK-A63 Cooling: Water with corrosion protection Footprint L x W x H: 4130 x 3680 x 3150 mm

Condition: good (used), Year of construction: 2006, 1. TECHNICAL DATA Working area X axis: 400 mm Y axis: 450 mm Z-axis: 350 mm B-axis: +-110 ° C axis: 360 ° Working spindle Speed range: 100 - 42`000 rpm tool holder: HSK E 40 spindle power at 40 % ED: 13 spindle power at 100 % ED: 10 Torque at 60 % ED: 4,25 Torque at 100 % ED: 3,2 Lubrication: oil/air Feed rate Rapid traverse speed: Max. 40 m/min B axis: 150 rpm C axis: 250 rpm Axis acceleration, XYZ: Max. 1g (10 m/s2) B axis: 100 rad/s2 C axis: 300 rad/s2 Tool changer: 68-fold Chip to chip: 12.5 s Tool change time: 10,0 s Work table: 120 mm Max workpiece diameter that can still be rotated 360 °: 230 mm Max. Workpiece height: 350 mm Max. Workpiece weight: 25 kg Hfsbrjigrf Ie Icm Ener Lodpfex H Ntajx Aa Ishg Control: Heidenhain iTNC 530 Weight: 5500 kg

Condition: used, Year of construction: 2007, total height: 2,800 mm, total length: 3,000 mm, total width: 2,500 mm, overall weight: 8,300 kg, Mikron HSM 800 – High Speed Machining CenterYear 2007 | Heidenhain iTNC 530 | 24,000 rpm | 3-pallet changerHigh-precision CNC machining center from Mikron / GF AgieCharmilles, designed for demanding HSC applications such as mold & die, graphite and electrode machining, as well as flexible production.Travels: X 800 mm / Y 600 mm / Z 500 mm with pallet size 800 x 600 mm. Equipped with a 3-pallet changer for efficient automated operation.The machine features a high-speed spindle up to 24,000 rpm with HSK-A63 interface and a 50-position tool magazine.Well equipped with high-pressure through-spindle coolant (18–70 bar) including band filter system, chip conveyor, minimum quantity lubrication, oil mist extraction, rotating viewing window and probing system (M&H).Additional features include APS (Advanced Process System) and ITC (Intelligent Thermal Control) for maximum process stability and thermal accuracy. Weight approx.: 8,300 kg Control: Heidenhain iTNC 530 Dimensions of the clamping surface: 900 x 600 mm Travel Y-axis: 600 - mm Lhedpfxoy Tkc Aj Aa Ieg Dimensions (LxWxH) approx.: 3000 x 2500 x 2800 mm Travel Z-axis: 500 - mm Travel X-axis: 800 - mm Year of construction: 2,007 Condition: in working order Terms of payment: 100% prepayment before pick-up Terms of delivery: From foundation under power: Yes

Condition: used, Year of construction: 2017, Milling machines Lsdpfeym Rrvsx Aa Iohg Travel distance X: 800 mm Travel distance Y :800 mm Travel distance Z: 550 mm HSC-machines Number of axis: 5 milling machine / machining center Control: Heidenhain TNC 640 spindle chuck: HSK-A63 spindle revolutions: 20000 rpm Speed range to: 20000 U/min table size X: 450 mm table size Y: 450 mm max. workpiece weight: 300 kg tool changer: 170 - time input Power : 25 kW Torque: 120 Nm Rapid traverse: 50 m/min feed rate: 50000 mm/min spindle cooling chip conveyor control Heidenhain 5-axis CNC machining center Heidenhain TNC 640 control 170-position tool changer HSK-A63 spindle interface KNOLL chip conveyor KNOLL oil filtration system KF 400 / FKA 620 HABOR cooling unit suitable for steel machining high precision for tool and mold making automated workpiece handling for series production

Condition: ready for operation (used), functionality: fully functional, machine/vehicle number: 090200220, Equipment: documentation/manual, Sale due to business closure Lsdpfx Aaey Iqkpe Ijhg Very fine, rare, high-quality machine in working condition Gear hobbing machine for high-precision machining, offering great accuracy and reliability. Capable of cutting straight and helical gears. Straight gear wheels from 0 to 120 mm diameter Straight gear wheels from 120 to 200 mm diameter See technical page photo Machine includes accompanying documentation: Original user manual: 150 pages Mikron representatives’ training course (February 25 – March 1, 1963) Technical data sheet available on request, as well as the list of available cutters: Mikron (12), L. Carpano (23), K. Schnyder-ks (27), Piltz (4) (PDF). Height: 1.515 m Length: 0.97 m Width: 0.526 m Three-phase Machine weight: 680 kg To be collected, dismantling and removal at buyer’s expense.

Year of construction: 2005, condition: excellent (used), MIKRON HSM 400 U high speed machining center The exact scope of the offer can be seen in the photo gallery. Included are among others: Measuring probe, oil mist separator, fire extinguishing system, chip conveyor, handling device, oil cooler, belt filter system, approx. 50 HSK tool holders etc. 1. TECHNICAL DATA Working area X axis: 400 mm Y axis: 450 mm Z-axis: 350 mm B-axis: +-110 ° C axis: 360 ° Working spindle Speed range: 100 - 42`000 rpm tool holder: HSK E 40 spindle power at 40 % ED: 13 spindle power at 100 % ED: 10 Torque at 60 % ED: 4,25 Torque at 100 % ED: 3,2 Lubrication: oil/air Feed rate Rapid traverse speed: Max. 40 m/min B axis: 150 rpm Lodpfx Aaoigrf Ie Iehg C axis: 250 rpm Axis acceleration, XYZ: Max. 1g (10 m/s2) B axis: 100 rad/s2 C axis: 300 rad/s2 Tool changer: 68-fold Chip to chip: 12.5 s Tool change time: 10,0 s Work table: 120 mm Max workpiece diameter that can still be rotated 360 °: 230 mm Max. Workpiece height: 350 mm Max. Workpiece weight: 25 kg Control: Heidenhain iTNC 530 Weight: 5500 kg For the correctness, completeness and topicality of the data we do not take over guarantee.

Condition: used, Year of construction: 1996, Technical details: x-travel: 600 mm y-travel: 500 mm z-travel: 450 mm turning speeds: 5 - 5000 U/min quill stroke: 90 mm total power requirement: 9 kW feed range: 0-10.000 mm/min Ljdpfoy A Rmgjx Aa Iehg weight of the machine ca.: 3260 kg dimensions of the machine ca.: 2200x2800x2000 mm spindle: 6 kW Accerories vertical milling head SK 40 CNC universal milling machine (without toolchanger), Equipped with CNC-Heidenhain TNC 407 dwheel coolant device *

Condition: used, Year of construction: 2008, functionality: fully functional, travel distance X-axis: 800 mm, travel distance Y-axis: 600 mm, travel distance Z-axis: 500 mm, torque: 46 Nm, controller manufacturer: HEIDENHAIN, controller model: 530, spindle nose: HSK A 63, number of slots in tool magazine: 170, Equipment: chip conveyor, documentation/manual, rotational speed infinitely variable, CNC Heidenhain iTNC 530 WORKING AREA Longitudinal travel X: 800 mm Transversal travel Y: 600 mm Vertical travel Z: 500 mm B axis: +30° / -100° C axis: n x 360° WORK TABLE Table dimensions: 320 x 320 mm Maximum workpiece weight: 120 kg SPINDLE Spindle taper: HSK A63 Maximum spindle speed: 24.000 rpm Motor power 40% ED: 22 kW Maximum torque 40% ED: 46 Nm AUTOMATION Tool magazine capacity: 170 tools Erowa pallet changer: 7 positions MACHINE EQUIPPED WITH • High-pressure coolant through spindle • Probe • Laser tool presetting • Chip conveyor Lhjdpsy Tam Rsfx Aa Ieg • Oil mist cooling system • Rotoclear • ITC Intelligent Thermal Control • ITC-5X 5 Axis Intelligent Thermal Control • APS Advanced Process System • Remote electronic handwheel • Instruction manuals and CE declaration

Condition: excellent (used), Year of construction: 1995, Heidenhain TNC 407 Lsdpfx Aasgydn Ij Iohg SK 40 Luft Wasser Kühlung Werkzeugwechsler 22 Plätze Verfahrwege 600x500x450 mm Spindeldrehzahlen 5-5000 U/min Vorschubgeschwindigkeit 0-10000 mm/min Antriebsleistung Hauptspindel 6 kW

Condition: excellent (used), Year of construction: 2014, functionality: fully functional, 5-AXIS MACHINING CENTER MIKRON HPM 450U + WORKPARTNER SYSTEM 3R, 115 POSITIONS, YEAR OF MANUFACTURE 2014 EQUIPPED WITH HEIDENHAIN TNC 530 ELECTRONIC HANDWHEEL TRAVEL: X 600, Y 450, Z 450, B +45º/-120º, C +360º SPINDLE 20,000 RPM, 36 KW, HSK-A63 LINEAR SCALES IN X, Y, Z 220-TOOL CHANGER ROBOT SYSTEM 3R WITH 115 PALLETS TOOL MEASURING PROBE WORKPIECE MEASURING PROBE Ledpsy Twa Usfx Aa Iohg PAPER FILTER SPINDLE COOLING SYSTEM

Condition: excellent (used), Year of construction: 2011, functionality: fully functional, 5-AXIS MACHINING CENTER MIKRON HPM 1350U TRIPALET, YEAR OF MANUFACTURE 2011 EQUIPPED WITH HEIDENHAIN TNC 530 ELECTRONIC HANDWHEEL TRAVEL: Z 1350 AND 1150, Z 895, A +16°/-120°, C x 360° Lhodpey Tv Nbefx Aa Ijg SPINDLE: 24,000 RPM, 38 KW, HSK-A63 (NEW) TABLE: DIAMETER 1100, MAXIMUM LOAD 1600 KG 46-TOOL CHANGER 3-PALLET CHANGER, 1000 x 840 MM RENISHAW OMP60 PART PROBER LASER TOOL MEASUREMENT CHIP CONVEYOR WITH TSC MACHINE WEIGHT 19,000 KG

Condition: excellent (used), Year of construction: 2005, functionality: fully functional, travel distance X-axis: 400 mm, travel distance Y-axis: 450 mm, travel distance Z-axis: 350 mm, rapid traverse X-axis: 42 m/min, rapid traverse Y-axis: 42 m/min, rapid traverse Z-axis: 42 m/min, rotational speed (max.): 42,000 rpm, spindle speed (max.): 42,000 rpm, spindle motor power: 12,000 W, Equipment: documentation/manual, MIKRON HSM 400 HIGH-SPEED VERTICAL MACHINING CENTER, YEAR OF MANUFACTURE 2005 MINERALIT ANTI-VIBRATION PORTAL STRUCTURE POSSIBILITY OF AUTOMATION EQUIPPED WITH HEIDENHAIN TNC 530 TRAVEL: X 400 Y 450 Z 350 MM ELECTRONIC HANDWHEEL ELECTRIC SPINDLE HEAD AT 42,000 RPM, 12 KW, HSK-E40 Ljdpey Tvzqofx Aa Ishg TABLE EQUIPPED WITH EROWA UPC 320 RECEIVER 36-TOOL CHANGER HEAD COOLING SYSTEM MACHINE WEIGHT 8000 KG

Condition: used, Year of construction: 2001, total height: 2,800 mm, total length: 2,300 mm, total width: 2,400 mm, overall weight: 6,500 kg, Mikron HSM 400 is a high-precision, high-speed machining center STEP TEC spindle, type HVC140-SB-10-15/42-3F-HSK-E40Spindle hours: 26897 hManufacturer: Step-Tec AG (Switzerland)Spindle type: HVC140-SB-10-15/42-3F-HSK-E40Tool interface: HSK-E40Maximum spindle speed: 42,000 rpmPower: 13 kW (40% duty cycle), 10 kW (100% duty cycle)Torque: 4.25 Nm (40% duty cycle), 3.2 Nm (100% duty cycle)Lubrication: oil-air lubrication systemAxis Drives and DynamicsDrive system: AC servo motors with ball screw drivesFeed rate (X/Y/Z): 0 – 40 m/minAcceleration (X/Y/Z): 1 g (10 m/s²)Rotary Axis PerformanceB-axis speed: up to 54,000 °/minC-axis speed: up to 90,000 °/minTool SystemTool interface: HSK-E40Tool magazine capacities: 18 / 36 / 68 tools depending on configurationTool change time: approx. 10 secondsChip-to-chip time: approx. 12.5 secondsPallet and Clamping SystemErowa UPC pallet system: 320 × 320 mmWorkpiece DataMaximum workpiece weight: up to 200 kgMachine ApplicationThe Mikron HSM 400 is designed for high-precision machining of complex components and is widely used in toolmaking, mold manufacturing, medical technology, micro-machining and high-end precision engineering where surface quality and dimensional accuracy are critical. Travel Y-axis: 240 - mm Travel Z-axis: 350 - mm Travel X-axis: 400 - mm Weight approx.: 6,500 kg Control: Heidenhain TNC 430 M Dimensions (LxWxH) approx.: 2300 x 2400 x 2800 mm Year of construction: 2,001 Condition: in working order Terms of payment: 100% prepayment before pick-up Terms of delivery: Free loading on truck under power: No Ledpsy Tkdyofx Aa Iohg

Condition: used, Year of construction: 2012, functionality: limited functionality, operating hours: 43,100 h, travel distance X-axis: 800 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 550 mm, controller manufacturer: Heidenhain iTNC530, controller model: 530, feed rate X-axis: 60 m/min, feed rate Y-axis: 60 m/min, feed rate Z-axis: 60 m/min, rapid traverse Z-axis: 61 m/min, rapid traverse X-axis: 61 m/min, rapid traverse Y-axis: 61 m/min, MIKRON HPM 800 U Year of manufacture 2012 5-axis A-axis -91°/121° C-axis 360° Lhjdpfxowa Alie Aa Isg Spindle 20,000 rpm Heidenhain iTNC530 control system Blum laser for tool measurement and breakage detection Infrared measuring probe 210 tools - HSK 63A 7-position pallet changer Knoll high-pressure system 70 bar, 23 L/min Knoll scraper belt chip conveyor

Condition: used, max. wheel diameter 40 mm gear width 45 mm Lhsdpfeyh Rmgsx Aa Isg max. module 1 clamping length max. 75 mm number of teeth 5 - 399 hob turning speeds 320 - 3200 U/min weight of the machine ca. 0,6 t Fully Automatic Gear Hobber with Loader for small gears

Condition: good (used), Year of construction: 1991, weight of the machine ca. ca. 6 t The design of the basic machine is characterised by the following features: - horizontal position of the workpiece spindle; vertical position of the milling spindle or milling head of the milling head - The workpiece is held between the workpiece headstock (left) and the tailstock (right). Lhedpeub Amfjfx Aa Iog - the radial slide is mounted on the base (X-axis) - the axial slide moves on the radial slide (Z-axis) - the shift milling head is equipped with an automatic angle adjustment (A-axis); the shift slide (Y-axis) moves diagonally to the workpiece diameter - CNC controlled - IBH control - loading device - Many accessories Technical data: - largest milling module with hobs according to DIN 8002: 4.5 mm - largest milling module for high-performance milling: 3.0 mm - Number of teeth: 2 - 999 - max. workpiece diameter for manual loading: 200 mm - max. workpiece diameter for automatic loading: 150 mm - maximum workpiece length: 400 mm - largest / smallest milling cutter diameter: 102/40 mm - maximum cutter length: 230 mm - largest / smallest milling arbor diameter (standard): 32/16 mm - Axial slide path = largest milling length Z-axis: 300 mm - Radial slide path X-axis: 140 mm - Milling cutter shift path Y-axis: 100 mm - Milling stock path W-axis: 420 mm - Swivelling angle of shift milling head (left/right) A-axis: 50°/60° Milling coordinates: - Z-axis: 100 - 400 mm - X-axis: 1ß0 - 150 mm - Y-axis (end face of milling spindle): 50 - 230 mm - W-axis (face of tailstock spindle): 165 - 585 mm - Milling cutter speed range standard B-axis: 0 - 1500 rpm - Workpiece speed C-axis: 0 - 350 rpm Feed speeds: - X-axis: 3500 mm/min - Z-axis: 3500 mm/min - Y-axis: 4000 mm/min - W-axis: 5500 mm/min - V-axis (gantry loader): 80000 mm/min

Condition: excellent (used), MIKRON HPM 800 U is a 5‑axis machining center for precision, high accuracy and reliability. Table 630×440 mm, 5 T‑slots, table load 800 kg; travels X800 Y800 Z550 mm; A +91/‑121°, C 360°. HSK‑A63, spindle‑nose to table 600 mm; 115 tools, Ø max 80 mm (160 free), tool length 350 mm. Spindle 0–20000 t/min; feed 0–20000 mm/min; rapid 45 m/min; accel. 6 m/s; max feed force 6000 N; 3×400V 50Hz; 55 kW; weight ~15000 kg; size 3505×3100×2980 mm. Accessories: high‑pressure coolant, paper filtration, 2 pallets, touch probe, laser tool preset, chip conveyor. Suited to tight tolerances in automotive, aerospace, medical, watchmaking. Ledpoyxn E Ssfx Aa Iohg

Condition: good (used), Year of construction: 2006, Technical details: X 1000 mm Y 1150 mm Z 895 mm 15.000 rpm, HSK 63, 92 places in tool changer, Touch probe will come, laser measuring system. Coolant thru spindle. Parts shown by hand not come. Parts shown by hand not come. Lhsdpfx Aaoych D Ue Iog

Condition: used, Year of construction: 1995, Technical details: x-travel: 600 mm y-travel: 500 mm z-travel: 450 mm Lhodpfxjw D Hhps Aa Ieg weight of the machine ca.: 3,5 t

Condition: ready for operation (used), Year of construction: 2004, operating hours: 22,032 h, travel distance X-axis: 800 mm, travel distance Y-axis: 600 mm, travel distance Z-axis: 500 mm, controller manufacturer: HEIDENHAIN, controller model: iTNC 530, overall weight: 910 kg, number of axes: 5, This 5-axis MIKRON HSM600U was manufactured in 2004. It features an impressive X-axis travel of 800 mm, Y-axis travel of 600 mm, and Z-axis travel of 500 mm. The machine is equipped with a high-speed spindle capable of reaching up to 36,000 rpm and a tool magazine with a capacity of 60 positions. If you are looking to get high-quality machining capabilities, consider the MIKRON HSM600U vertical machining centre we have for sale. It includes a pallet changer. Contact us for further details. • Tool magazine capacity: 60 positions • Coolant system: Through-spindle coolant (IKZ) • Lubrication: Minimum quantity lubrication (MQL) • Electrical: 400 V, 50/60 Hz, 4 kVA, 5.7 A (full load) • Condition note: Without tools, pallets and vises (available separately) • Program run time: 35,982 h • Spindle hours: 22,032 h Additional equipment • 6-fold pallet changer • Table system: Delphin system (System 3R) • The following materials were processed on the machine • Aluminum • Steel • Non-ferrous metals • Plastics • Hardened steel • The following parts were replaced/repaired: • Several power components until the throttle was replaced • Y-axis cover (2x) • X-axis cover • X-axis ball screw bearings • Coolant pump motor • Several proximity sensors • 2x Hydraulic pressure sensors • 1x Hydraulic hose • Since the system was a production variant, it was converted to central lubrication • 2x 3R clamping system maintenance kits • Clamping tables included Ledpfxoyly Scs Aa Iohg Technical Specification Taper Size HSK 50

Condition: ready for operation (used), Year of construction: 1995, operating hours: 9,031 h, spindle speed (max.): 5,000 rpm, overall weight: 3,200 kg, travel distance X-axis: 600 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 450 mm, controller manufacturer: HEIDENHAIN, controller model: TNC 407, spindle motor power: 9,000 W, number of axes: 3, This 3-axis MIKRON UME600 was manufactured in 1995. It features a maximum spindle speed of 5,000 rpm and a feed rate of up to 10,000 mm/min. The table size is approximately 900 × 530 mm, providing ample workspace for various machining tasks. If you are looking to get high-quality milling capabilities, consider the MIKRON UME600 vertical machining centre we have for sale. Contact us for further details. • Feed rate: max. 10,000 mm/min • Table size: approx. 900 × 530 mm • Automatic tool changer: none • Condition: Used, good overall condition; fully functional and ready for operation • Machine hours: 11,643 h • Spindle hours: 9,031 h Additional equipment • Coolant pump Lodsyll Szspfx Aa Ijhg • Machine vise • 3D touch probe • Various collet sets / SK40 tool holders • Tool cabinet with worktop and bench vise • Additional accessories by arrangement Technical Specification Taper Size SK 40

Condition: used, Year of construction: 2017, Milling machines Travel distance X: 400 mm Travel distance Y :450 mm Travel distance Z: 350 mm Ledpfx Asym Rr Aea Iohg HSC-machines Number of axis: 5 milling machine / machining center Control: Heidenhain iTNC 530 HSCI spindle chuck: HSK-40 spindle revolutions: 42000 rpm Speed range to: 42000 U/min table size X: 400 mm table size Y: 400 mm max. workpiece weight: 100 kg tool changer: 68 - time input Power : 20 kW Torque: 30 Nm Rapid traverse: 50 m/min feed rate: 50000 mm/min spindle cooling chip conveyor control Heidenhain 5-axis CNC machining center designed for graphite machining Heidenhain iTNC 530 HSCI control 68-position tool changer HSK-40 high-speed spindle spindle speed up to 42,000 rpm KNOLL oil filtration system KF 400 / FKA 620 KNOLL chip conveyor ideal for electrode production high surface quality in finishing