Cm Industrie

Condition: used, Year of construction: 2009, operating hours: 9,990 h, functionality: fully functional, Controller FANUC Series 0i Table size 2400 x 810 mm T slots in table 5/18/150 mm Max. table load 2500 kgs X travel 2000 mm Y travel 810 mm Z travel 810 mm Distance between table surface and spindle face 100 - 910 mm Tjdjxtwwdopfx Aaqjd Spindle speed max. 8000 rpm Tool holder type BT40 ATC magazin 24-fold Spindle power 18,5/15 kW Power required 53 kVA Weight 17,3 tons Dimensions LxWxH = 5400 x 3450 x 4000 mm Accessories, features - Chip conveyor - Coolant tank - Handbücher The machine is ready for operation and to buy. Unter power in Hungary.

Condition: ready for operation (used), Year of construction: 2012, General Data Measurements width 2100 mm Measurements depth 4000 mm Measurements height 2000 mm Tjdpfoxtq T Ssx Aaqsd Movement X-Axis Movement 2400 Y-Axis Movement 960 Z-Axis Movement 800 This 3-axis DOOSAN VM 960L was manufactured in 2012. It features a working area of 2400 × 960 mm and axis travel of 2400 × 960 × 800 mm. Equipped with a spindle speed of 5000 rpm and an ISO 50 tool holder, it includes FANUC CNC control and magnetic tables. If you are looking to get high-quality milling capabilities, consider the DOOSAN VM 960L machine we have for sale. Contact us for more information. Application Types Milling

Condition: used, Year of construction: 2002, DECKEL MAHO - DMF 220 linear Offer Details Stock number: 1039-9078 Machine type: Vertical Machining Center Manufacturer: DECKEL MAHO Model: DMF 220 linear Year of manufacture: 2002 Control system: 840 D Powerline ShopMill Siemens Location: D-59302 Oelde, Germany Country of origin: Germany Delivery time: By arrangement Freight terms: ex site Additional information: CNC Vertical Machining Center DECKEL MAHO - DMF 220 linear - From single-part production (aluminum, brass, and stainless steel) - Including work area partition - M26 function (switching to air blast through the spindle center) - New ball screw on Z-axis including bearings (April 2015) - New milling spindle (2016) - Spindle hours: approx. 11,966 h - WITHOUT vises WE OFFER YOU: - Workshop-inspected machines - Free loaded onto truck - NO auction fees - Delivery possible (for an extra charge) - Unloading and commissioning (for an extra charge) Technical Data Travel X: 2,200 mm Travel Y: 560 mm Travel Z: 720 mm Control: 840 D Powerline ShopMill Siemens Main Spindle: - Speed range: 20 - 12,000 rpm - Drive power: 35 / 25 kW - Max. torque: 130 / 87 Nm - Tool holder: SK 40 - Internal coolant supply: 40 bar Work Table: - Clamping surface: 2,600 x 600 mm - Max. table load: 2,200 kg - Number of T-slots: 6 - T-slot width: 18 H7 mm - T-slot spacing: 100 mm Tool Changer: - Number of tool pockets: 30 positions - Max. tool length: 300 mm - Max. tool weight: 6 kg - Max. tool diameter: 80 / 125 mm Feeds: - Feed rate: 20,000 mm/min - Minimum input increment: 0.01 mm - Rapid traverse (X / Y / Z): 100 / 50 / 50 m/min Measuring System: - Resolution: 0.001 mm Overall power requirement: 60 kVA Machine weight approx.: 12.5 t Space requirement approx.: 6.0 x 3.7 x 2.9 m Equipment Documentation Chip conveyor Coolant system High-pressure coolant Internal coolant supply: 40 bar Hydraulic unit Electronic handwheel Tjdpoxtpdpofx Aaqsd Work area lighting Tool changer: 30 positions Paper band filter Probe: Heidenhain TS 631 Partition wall

Condition: used, Year of construction: 2007, functionality: fully functional, Equipment: chip conveyor, documentation/manual, rotational speed infinitely variable, Mazak Machining Centre Type SVC2000L/120 CNC Mazatrol 640M Tedpfx Aaoxtm Hnoqjd Year 2007

Condition: ready for operation (used), Year of construction: 2018, operating hours: 29,688 h, General Data Measurements width 600 mm Measurements depth 600 mm Measurements height 1350 mm Machine weight 110 kg Tjdpfx Aextgmzoaqed Main Drive Number of spindles 1 Spindle speed range 20000 Spindle motor power 60.0 - 75.0 kW Number of axis 4 Movement X-Axis Movement 2000 mm X-Axis Rapid Traverse 75 m/min Y-Axis Movement 630 mm Y-Axis Rapid Traverse 75 m/min Z-Axis Movement 550 mm Z-Axis Rapid Traverse 75 m/min Tools Number of index 24 Type of tool holder HSK-A 63 Additional Equipment Nominal pressure: 200 bar Test pressure: 260 bar Temperature range: -10 to 120 °C Bypass opening pressure: 7 bar Differential pressure indicator: 5 bar Maximum voltage (AC): 250 V // Maximum voltage (DC): 200 V Maximum switching current: 1 A Switching power: 70 W Protection class: IP 65 Weight: 37 kg This 4-axis CHIRON Mill 2000 High Dynamics was manufactured in 2018. It features a single-spindle head, HSK-A 63 tool holder, and a maximum spindle speed of 20,000 rpm. The machine offers X-axis travel of 2000 mm, Y-axis travel of 630 mm, and Z-axis travel of 550 mm, with rapid traverse speeds of 75 m/min. Consider the opportunity to buy this CHIRON Mill 2000 High Dynamics vertical machining centre. Contact us for more information about this machine. Application Types Milling

Condition: good (used), Year of construction: 2001, functionality: fully functional, travel distance X-axis: 3,000 mm, travel distance Y-axis: 1,480 mm, travel distance Z-axis: 640 mm, 3-axis - Machining centre Mazak FJV 60/120. Operating hours: 156,167 Number of tool magazine positions: 60 Axis travels: X-axis: 3,000 mm Y-axis: 1,480 mm Tedpfsxtfvuex Aaqsd Z-axis: 640 mm Table size: 3,000 x 1,250 mm Max. table load: 5,000 kg Spindle speed: 10,000 rpm Spindle power: 29.8 kW Taper: ISO SK 50 Machine weight: 27,000 kg Machine dimensions (L x W x H): 8,600 x 4,700 x 3,550 mm Control: Mazatrol 640 M-PC Machine documentation: YES Accessories: chip conveyor

Condition: ready for operation (used), Year of construction: 2007, operating hours: 14,900 h, Control Unit Brand HEIDENHAIN Model TNC530 Main Drive Number of axis 3 Movement X-Axis Movement 2500 mm Todpfx Aaoxr R Awoqsd Y-Axis Movement 1000 mm Z-Axis Movement 1000 mm Table Table load 6000 kg This 3-axis ANAYAK Performer 2500 was manufactured in 2007. It features a Heidenhain TNC530 control unit, a versatile EMENA-VAR-3 milling head, and a robust table size of 2700 x 850 mm. Capable of handling a table load up to 6 tons, with traverse paths of 2500 mm in X, 1000 mm in Y, and 1100 mm in Z. If you are looking to get high-quality milling capabilities consider the ANAYAK Performer 2500 machine we have for sale. Contact us for more information. Application Types Milling

Condition: used, Year of construction: 1999, functionality: not functional, machine/vehicle number: 143826, travel distance X-axis: 1,120 mm, travel distance Y-axis: 510 mm, travel distance Z-axis: 510 mm, Mazak VTC-20B machine is powered but no longer operational. Todpsxrymrsfx Aaqod

Condition: good (used), Year of construction: 1999, travel distance X-axis: 2,000 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 500 mm, Control: SIEMENS 840D Tsdpjxrtqqefx Aaqod x-travel: 2000 mm y-travel: 500 mm z-travel: 500 mm feed: 1 - 8000 mm/min table size: 2120 x 550 mm table load: 2000 kp rapid traverse X-axis: 40 m/min rapid traverse Z-axis: 20 m/min tool taper: HSK 63 A spindle speeds - continuously variable: 0 - 15000 rpm spindle drive: 20 kW spindle bearing diameter: 70 mm position accuracy: 0.020 mm Control: SIEMENS 840D Tool diameter: 63 / 126 mm Tool magazine: Chain magazine: 40 pieces Total power requirement: 65 kVA Accessories: Chip conveyor

Condition: excellent (used), Year of construction: 2008, functionality: fully functional, travel distance X-axis: 3,000 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 600 mm, rapid traverse X-axis: 32 m/min, rapid traverse Y-axis: 32 m/min, rapid traverse Z-axis: 32 m/min, Technical Equipment / Features Working area: Clamping surface table 1: 850 x 1,500 mm Clamping surface table 2: 850 x 1,200 mm Max. table load: 1,000 kg Height-adjustable tables: 3 x 65 mm Travel distances: X-axis (longitudinal): 3,000 mm Y-axis (transverse): 800 mm Z-axis (vertical): 600 mm Feeds: X, Y, and Z axes, stepless: 5–32,000 mm/min Max. feed force X and Y axes: 10,000 N Max. feed force Z axis: 16,000 N Rapid traverse X/Y/Z: 32 m/min Working spindle: AC main drive, water-cooled Power S6-60% duty cycle: 26 kW Gear stages: 2 Stepless speed: 30–6,000 rpm Max. torque at 40% duty cycle: 650 Nm Tool holder: SK 50 – DIN 69871, Form A Spindle diameter in front bearing: 90 mm Max. drilling diameter: 100 mm Todpfx Aexrf Smjaqsd Max. rigid tapping: M 40 Max. milling capacity: 600 cm³/min Tool changer: Traveling tool magazine on the gantry column Tool positions in traveling magazine: 52 Additional tool magazine: 83 positions Tool change time to spindle: approx. 5 s Chip-to-chip time: approx. 9 s Max. tool diameter: 180 / 120 mm Bridge tools: max. 250 x 180 mm Max. tool length: 400 mm Max. tool weight: 15 kg Tool swivel system for delivering tools from the magazine in a horizontal position for automatic use in angle, drilling, and milling heads CNC control: SIEMENS SINUMERIK 840 D Combined with digital drive control, hard disk storage, 15" TFT color monitor 1 GByte hard disk, external machine operator panel, full QWERTY keyboard Standard drilling and milling cycles Rigid tapping without compensating chuck Linear and circular interpolation Plane swivel, helical machining etc. Siemens tool management for tools and magazine Program input during machining Spindle power display Electronic handwheel USB interface UNISIGN diagnostic system Chip conveyor: Installed longitudinally under the table Ejection to the right Discharge height approx. 1,200 mm Integrated coolant tank with lifting pump Angle drilling and milling head: Angle drilling and milling head, automatic changeover via pick-up station Automatic positioning: 72 x 5° Stepless speed: 30–4,000 rpm Max. torque at 40% duty cycle: 650 Nm Power at 40% duty cycle: 26 kW Dimensions / Weight: Footprint without control cabinet: approx. 8.0 x 4.5 m Machine height: approx. 4.5 m Machine weight: approx. 20,000 kg Equipment: Full enclosure Wireless measuring probe, manufacturer M&H Angle milling head incl. pick-up station Coolant system with 2 cooling circuits and internal cooling through the spindle Chip conveyor Cooling unit for the spindle Various SK 50 tool holders

Condition: excellent (used), Year of construction: 2008, operating hours: 3,500 h, functionality: fully functional, travel distance X-axis: 2,500 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 650 mm, controller manufacturer: Heidenhain, controller model: TNC 530, rotational speed (max.): 8,000 rpm, spindle speed (max.): 8,000 rpm, operating hours of spindle: 3,500 h, coolant supply: 12 bar, number of spindles: 1, number of slots in tool magazine: 40, Equipment: chip conveyor, documentation/manual, rotational speed infinitely variable, Vertical moving column machining center ALZMETALL FS 2500 with 4th axis preparation Year of manufacture: 2008 Control: Heidenhain TNC 530 Operating hours: approx. 3,500 h Technical specifications: Spindle speed: 0 - 8,000 rpm Drive power: 16.5 kW Tool holder: SK 40 Magazine positions: 40 pcs Travel axes: X-axis: 2,500 mm Y-axis: 500 mm Z-axis: 650 mm Tjdpfx Aaoxrbyteqod Equipment: - Electronic handwheel - Coolant system 600 l with 12 bar for through-spindle coolant (IKZ) - Preparation for 3D probe - Preparation for 4th axis connection (Walter RT not included) - Chip conveyor - Openings on left and right for overlength workpieces

Condition: used, Year of construction: 2019, MAZAK VTC 800/30SR Table size (clamping surface): 3,500 x 820 mm X-axis travel: 3,000 mm Y-axis travel: 800 mm Z-axis travel: 720 mm Rapid traverse X/Y/Z: 50 m/min Max. spindle speed: 18,000 rpm Spindle taper: SK 40 The machine is equipped with: Tjdpjxqhxmofx Aaqsd - Mazatrol SmoothX CNC control - Tool magazine with 48 tool positions - Through-spindle coolant - Factory preparation for Monitoring B-System RMP60 - NC rotary table - Chip conveyor

Condition: good (used), Year of construction: 2007, Ref. -No.: 10473 Manufacturer: HEDELIUS Type: C60 - 2000 Year of construction: 2007 Type of control: CNC Control: Heidenhain iTNC 530 Storage location: Halberstadt Country of origin: Germany Tjdpfx Aajxqd Dljqed X-Travel: 2000 mm Y-Travel: 620 mm Z-Travel: 520 mm Table Height: 860 mm Max. Workpiece Weight: 2000 kg Max. Tool Length: 330 mm Max. Tool Diameter: 80/125 mm Clamping Area: 2500 x 600 mm T - groove width: 18 mm T - slot spacing: 100 mm Numbers Of Tools In Magazin: 30 Turning Speed Range - Stepless: 30 - 8000 RPM Max. Torque: 198 Nm Rapid Travel X/Y/Z: 45000 mm / min Number of radial T-slots: 5 Machine length: 5400 mm Machine width: 3300 mm Machine Height: 3000 mm Weight Of The Machine Ca.: 10,5 t Further information: Distance spindle nose - table: 100 - 620 mm Tool clamping: disk spring Machine can be inspected under power by arrangement.

Condition: ready for operation (used), Year of construction: 2008, Main Drive Spindle speed range 22000 Tool taper HSK 63A Number of axis 5 Movement X-Axis Movement 3000 mm Y-Axis Movement 1800 mm Z-Axis Movement 850 mm This 5-axis OMV Active Five 3000 was manufactured in 2008. It features a fixed table with a tilting head, Heidenhain TNC-530 control, and a travel range of 3000 x 1800 x 850 mm. The spindle operates at 22,000 rpm with a HSK63A taper and a 30-position tool changer. If you are looking to get high-quality milling capabilities, consider the OMV Active Five 3000 machine we have for sale. Contact us for more information. Application Types Tedpfxsxpyyyo Aaqjd Milling

Condition: ready for operation (used), Year of construction: 2006, General Data Measurements width 3460 mm Measurements depth 4450 mm Measurements height 3100 mm Machine weight 11500 kg Control Unit Brand MAZATROL Main Drive Spindle speed range 40 – 12,000 Number of axis 3 Todpfxoxpyyao Aaqod Movement X-Axis Movement 1740 mm Y-Axis Movement 760 mm Z-Axis Movement 660 mm Table Table load 1400 kg Tools Type of tool holder ISO40 This 3-axis Mazak VTC-300 C was manufactured in 2006. It features a Mazatrol Fusion 640M control unit, a 48-position tool magazine, and a maximum spindle speed of 12,000 rpm. With dimensions of 4460x3460x3100 mm and a table load capacity of 1400 kg, it's ideal for robust machining tasks. If you are looking to get high-quality milling capabilities consider the Mazak VTC-300 C machine we have for sale. Contact us for more information about this machine. Application Types Milling

Condition: ready for operation (used), Year of construction: 1999, General Data Machine weight 10000 Control Unit Brand HEIDENHAIN Model TNC 410 Main Drive Tool taper 50 DIN 2080 Number of axis 3 Movement X-Axis Movement 2000 mm Y-Axis Movement 800 mm Z-Axis Movement 800 mm Table Table load 4000 kg Clamping Unit Clamping force 1500 Tsdpfx Aasxpyudsqjd This 3-axis MTE Kompakt Plus vertical machining center was manufactured in 1999. It offers robust construction and precision for a variety of machining applications. Consider the opportunity to buy this MTE Kompakt Plus vertical machining center. Contact us for more information. Application Types Milling

Condition: ready for operation (used), Year of construction: 2008, operating hours: 55,106 h, Control Unit Brand SIEMENS Model 840D Main Drive Spindle motor power 26 kW Tool taper SK 50 Movement X-Axis Movement 5000 Y-Axis Movement 800 Z-Axis Movement 600 Additional Equipment Number of tools: 52 This 5-axis Unisign UNIVERS 6 was manufactured in 2008. Ideal for complex geometries, this vertical machining centre enhances precision in diverse machining tasks. Consider the opportunity to buy this Unisign UNIVERS 6 vertical machining centre. Contact us for more information. Application Types Milling Tedpfexpkuhex Aaqed

Condition: ready for operation (used), Year of construction: 2014, General Data Machine weight 23500 Main Drive Spindle speed range 8000 Spindle motor power 22 kw Number of axis 3 Movement X-Axis Movement 2450 mm Y-Axis Movement 950 mm Z-Axis Movement 850 mm Table Outer length 2700 mm Outer width 950 mm Table load 4500 Tools Slots in storage 30 This 3-axis Hyundai Wia F 960M vertical machining center was manufactured in 2014. It features a large table size of 2700 x 950mm, capable of handling loads up to 4500kg. Equipped with a 22 kW spindle power and a maximum speed of 8000 RPM, it includes a 30-position tool magazine. If you are looking to get high-quality milling capabilities, consider the Hyundai Wia F 960M machine we have for sale. Contact us for more information. Tedsxpkplopfx Aaqod Application Types Milling

Condition: ready for operation (used), Year of construction: 2002, General Data Measurements width 3300 Measurements depth 4150 Measurements height 3100 Tsdoxpkn Ispfx Aaqsd Control Unit Model Fusion 640 M SK-40 Main Drive Spindle speed range 12000 rpm Movement X-Axis Movement 1740 mm Y-Axis Movement 760 mm Z-Axis Movement 840 mm Tools Slots in storage 30 Media Chip conveyor Yes Additional Equipment Renishaw probe This 3-axis Mazak VTC 300C II was manufactured in 2002. It features a Fusion 640 M control, a spindle speed of 12000 rpm, and a tool magazine with 30 places. The machine dimensions are 4150mm in length, 3300mm in width, and 3100mm in height. If you are looking to get high-quality milling capabilities, consider the Mazak VTC 300C II machine we have for sale. Contact us for further details regarding this machine. Application Types Milling

Condition: ready for operation (used), Year of construction: 2005, operating hours: 2,446 h, General Data Measurements width 3485 mm Measurements depth 4424 mm Measurements height 3442 mm Machine weight 11500 kg Control Unit Brand MAZATROL Model 640M Main Drive Spindle speed range 40 - 12000 Number of axis 3 Movement X-Axis Movement 1740 mm Y-Axis Movement 760 mm Z-Axis Movement 660 mm Table Outer length 2000 mm Outer width 760 mm Table load 1400 kg This 3-axis Mazak VTC-300C vertical machining center was manufactured in 2005. It features a spindle speed range of 40 - 12,000 RPM and a robust table capable of handling loads up to 1400 KG. With dimensions allowing for significant movement (X: 1740 mm, Y: 760 mm, Z: 660 mm) and equipped with a 30-piece ATC, this machine is ideal for complex machining tasks. If you are looking to get high-quality milling capabilities, consider the Mazak VTC-300C machine we have for sale. Contact us for more information. Tsdpfexn U E Usx Aaqed Application Types Milling

Condition: ready for operation (used), Year of construction: 2000, functionality: fully functional, travel distance X-axis: 3,200 mm, travel distance Y-axis: 720 mm, travel distance Z-axis: 600 mm, controller model: Heidenhain TNC, workpiece weight (max.): 3,000 kg, TECHNICAL DETAILS X travel: 3,200 mm Y travel: 720 mm Z travel: 600 mm Table height: 900 mm Number of T-slots: 5 T-slot width: 18 mm Tsdpfexn Nd Sjx Aaqsd T-slot spacing: 125 mm Distance spindle nose to table: 140 - 740 mm Max. workpiece weight: 3,000 kg Clamping surface: 3,900 x 650 mm Tool holder: DIN 69871 AD 40 Spindle speed: 30 - 8,000 rpm Max. torque: 102 x 240 Nm Number of tools: 30 pcs Max. tool length: 330 mm Tool clamping: disc spring Max. milling capacity: 400 x 600 Max. thread size: M20 x M30 mm Boring diameter: 28 x 44 mm Feed rates X/Y/Z axis: 30,000 mm/min Rapid traverse X/Y/Z: 30 / 30 / 30 mm/min Max. feed force: 9,000 / 9,000 / 9,000 kN MACHINE DETAILS Control: Heidenhain TNC Space requirement (L x W x H): 7,200 x 3,400 x 3,100 mm Coolant: 250 bar Total power requirement: 50 kW EQUIPMENT Special accessory Trautomatic (L = 7.50 m) Special accessory full enclosure for work area (H = 3.60 m)

Condition: used, Year of construction: 2007, travel distance X-axis: 1,740 mm, travel distance Y-axis: 760 mm, travel distance Z-axis: 660 mm, controller manufacturer: Mazatrol, controller model: PC Fusion 640 M, total height: 3,100 mm, total length: 5,200 mm, total width: 3,460 mm, table width: 2,000 mm, table height: 760 mm, table load: 1,400 kg, overall weight: 12,000 kg, spindle speed (min.): 40 rpm, spindle speed (max.): 12,000 rpm, CNC Control Mazatrol PC Fusion 640 M Table size 2000 x 760 mm Table load 1400 kg Number of pallets: 1 x Movement X-axis 1740 mm Movement Y-axis 760 mm Movement Z-axis 660 mm 4th Axis (Rotary table) Kitagawa MR 250 Spindle taper CAT 40 Spindle speed 12.000 1/min Spindle motor 11/7,5 kW Magazin capacity 48 Tedpfsxnlr Sjx Aaqod If you have any questions concerning the machine, please do not hesitate to contact us by phone or e-mail. Feel free to view our other advertisements for a complete overview of our stock.

Condition: excellent (used), Year of construction: 2005, CNC machining center DECKEL MAHO DMF 220 Year: 2005 Control: Siemens 840 D Technical data: Travel (axes): X: 2200 mm Y: 560 mm Z: 720 mm Speed range: 20–12,000 rpm Table size: 2600 x 600 mm 30 tool magazine positions Todpfx Asxm Umpsaqjd SK 40

Condition: used, Year of construction: 2016, travel distance X-axis: 3,000 mm, travel distance Y-axis: 800 mm, controller manufacturer: MAZATROL, controller model: MATRIX 2, CONTROLS .. CNC controls MAZATROL MATRIX 2 WORKING RANGE -CUBIC- .. number of processing axes (excl parallel axes): 5 .. X-axis travel: 3000 mm .. Y-axis travel: 800 mm .. Z-axis travel: 720 mm .. rotating range B-axis up to: 220 ° .. rotating range C-axis up to: 360 ° Tjdpfxexm Rw Do Aaqjd TABLE .. table surface (left-right): 3500 mm .. table surface (front-back): 820 mm SPINDLE / HEAD .. spindle revolutions (max): 18000 /min .. tool fixture: ISO SK 40 .. drive power: 35 kW TOOL MAGAZINE .. number of positions: 155 further options • Air blowing out of the workpiece • High pressure 15 bar through spindle • Mazak Monitoring B (Renishaw RMP60) • Tool length measurement x2 Table centre partition • NC rotary table, 360,000 positions, diameter: 1,000 mm • Swarf Conveyor • 5-axis simultaneous machining package • auto pecking cycle with load detection • B) Cylindrical interpolation • G00 slope constant • B) synchronized MillTapp

Condition: ready for operation (used), Year of construction: 2008, operating hours: 32,157 h, Control Unit Brand SIEMENS Model 840D Main Drive Spindle motor power 26 kW Movement X-Axis Movement 6000 Y-Axis Movement 800 Z-Axis Movement 600 Additional Equipment Number of Tools: 52 This 5-axis Unisign UNIVERS 6 vertical machining center was manufactured in 2008. It offers advanced capabilities for complex machining tasks. Consider the opportunity to buy this Unisign UNIVERS 6 vertical machining center. Contact us for more information about this machine. Application Types Milling Tjdpfxjxl Hy So Aaqsd