Used Fpt for sale (26)

Condition: excellent (used), Year of construction: 2003, functionality: fully functional, travel distance X-axis: 6,000 mm, travel distance Y-axis: 1,200 mm, travel distance Z-axis: 2,000 mm, 1 FPT mobile column milling machine type SIRIO M year 2003 CNC TNC 430 HEIDENHAIN 6000X, 2000Z, 1200Y HEAD COMPLETE MACHINE COMPLETE TOOLING Hnedpfow Rfxfjx Aaceu

Condition: good (used), Year of construction: 2004, travel distance X-axis: 1,750 mm, travel distance Y-axis: 1,400 mm, travel distance Z-axis: 600 mm, CNC portal milling machine FPT - STINGER MACH-ID 8829 Manufacturer: FPT Type: STINGER Hnodpouni D Eefx Aacsu Control: HeidenHain iTNC530 Year of manufacture: 2004 Chip conveyor Laser tool setter Portal Handwheel Full A/B-Automatic head High pressure coolant Specifications Metric US Standard X - axis 1750 mm Y - axis 1400 mm Z - axis 600 mm Table length 1200 mm Table width 1000 mm Table load 5000 Feed X - axis 35000 mm/min. Y-axis feed 35000 mm/min. Feed Z-axis 35000 mm/min. Tool holder HSK 63 ISO/Bt/Mk Spindle power 25 kW spindle speed 18000 rpm Tool changer 30 IKZ 20 Number of controlled axes 5 Chip conveyor Yes Cooling device Yes Dimensions (estimate) length 6000 mm width 4000 mm height 3850 mm weight 21000 kg Please note: The information on this page is given in good faith and to the best of our knowledge, and where possible, has been obtained from the manufacturer, but accuracy cannot be guaranteed. Accordingly, it does not constitute a representation or contract and we recommend that you check all relevant details.

Condition: excellent (used), Year of construction: 2008, functionality: fully functional, travel distance X-axis: 6,000 mm, travel distance Y-axis: 2,000 mm, travel distance Z-axis: 1,250 mm, mount diameter: 50 mm, spindle speed (max.): 7,000 rpm, CNC Heidenhain Tnc 530I X column longitudinal travel: 6.000 mm Z ram transversal travel: 1.250 mm Y ram vertical travel: 2.000 mm Spindle attachment cone: ISO 50 Maximum spindle rotation speed: 7.000 rpm Machine equipped with: • TUPCG bi-rotary head • Through-tool cooling • 40-position chain tool magazine (vertical/horiz change) Hsdpownxuisfx Aacsnu • 1,000x1,000mm rotary table with continuous positioning • Stolle surface 2,000x7,000mm h 300mm • 700mm ISO50 horizontal nose • Semi-automatic head change via head holder turret • 1200-liter coolant tank with flow rate 28 l/min and 20 bar pressure • 1400 mm high perimeter safety fence • Various tools • No. 03 squares • Instruction manuals and CE declaration

Condition: used, Year of construction: 2007, travel distance X-axis: 6,000 mm, travel distance Y-axis: 2,000 mm, travel distance Z-axis: 1,250 mm, rotational speed (max.): 5,000 rpm, SPINDLE TAPER ISO 50 X LONG. TRAVEL MM.6000 Z SADDLE TRAVEL MM.1250 Y VERTICAL TRAVEL MM.2000 Hsdpewz H Rfjfx Aacjnu SPINDLE SPEED RPM.5000 FEEDS MM/MIN.8000 SPINDLE MOTOR POWER KW. 37 CNC HEIDENHAIN iTNC 530 REMOTE HAND WEEL FLOOR PLATES 7000x2000- 15 TON/MQ. TABLE 1080 X 7220 X H 820 MM ATC.40 CHIP CONVEYOR ROTATING HEAD IN CONTINUOUS TUPC 0,001°x0,001° COOLANT THROUGH THE SPINDLE 20bar FUNCTION RTCP FPT AUTOCAL EXTERNAL COOLANT TANK HEIGH & LOW PRESSURE WITH PAPER FILTER N.2 AUTOMATIC HORIZONTAL DIVIDERS WITH 2 SUPPORT TABLES N.1 PIECE PROBE

Condition: used, Year of construction: 1994, functionality: fully functional, feed length X-axis: 1,400 mm, feed length Y-axis: 650 mm, feed length Z-axis: 850 mm, spindle speed (max.): 3,000 rpm, front and vertical axle Hnodpfxjxhfmij Aacsu

Condition: ready for operation (used), Year of construction: 2013, functionality: fully functional, 5-axis Traveling Column Boring Mill / Brand: FPT / Type: SPIRIT Year of manufacture: 2013 Boring machine with a longitudinally movable column equipped with a horizontally mounted slide. Designed for heavy-duty machining with high, first-class dynamics and 5 hydrostatically guided axes. The machine can be inspected by appointment. Condition: Fully operational / ready for use. TECHNICAL SPECIFICATIONS: Travel distances: - X-axis (longitudinal travel): 14.000 mm - Z-axis ( cross travel): 1.750 mm - Y-axis (vertical travel): 6.000 mm Hsdpfx Aaew Tfccscenu - Boring spindle diameter: 200 mm Feed rates: - Max. axis feed rate (X, Y, Z): 25.000 mm/min - Max. axis feed rate (Y): 16.000 mm/min - Max. spindle speed: 2.000 rpm - Torque: 15.200 Nm - Total power requirement: 184 kW AUSTATTUNG: - CNC-Control: Heidenhain iTNC 530 S.P. - 2 Hydrostatic rotary shift tables, each 4.000 x 4.000 mm, Table load max.: each 120 tons - Chain tool magazine: 60 positions - Tapered cone mount: ISO 50, DIN 69871 - Documentation - CE marking Detailed technical data sheet and information on equipment available on request. There is no guarantee for correctness and completeness of the technical details and accessoires. - Subject to prior sale -

Condition: excellent (used), Year of construction: 2000, 1 CNC travelling column milling machine Manufacturer: FPT Model: Pragma M Year of manufacture: 2000 Travel paths: X = 6000 mm Y = 1200 mm Z = 2000 mm Rapid traverse: 30,000 mm/min Feed speed: 15,000 mm/min Hnjdpfxow Idqnj Aaceu Spindle speed range up to: 4000 rpm Tool holder: HSK 63 Equipment / Accessories: CNC control Heidenhain TNC 430 Controlled universal milling head, 2.5° indexing High-speed milling head (24,000 rpm) Tool changer Various tool holders Clamping angle Clamping cube Table plate Coolant system Chip conveyor

Condition: good (used), Technical data: - Longitudinal stroke: 3,500 mm - Slide stroke: 1,100 mm - Vertical travel: 1,500 mm Hnsdpfx Aajtq Tnbjcsu - Table dimensions: 3,800 x 1,000 mm - Spindle taper: ISO 50 - Spindle speed: 5,000 rpm - Tool changer: 40 places - CNC: SELCA S 4045 PDH

Condition: used, Year of construction: 2014, - - - - - travels - - - - - - - - - - - travel -x axis 10.000 mm travel -y axis 1.500 mm travel -z axis 4.000 mm - - - spindle - - - - - - - - - output 62.5 kW turning speed range 262 - 4.000 U/min Torque 2.280 Nm - - - table - - - - - - - - - Size of table plate 2x (2.500 x 3.000) mm longitudinal travel 2.000 mm max. load 30.000 kg solution 0,0005 ° solution 1,8 sek. table turning speeds 1,5 U/min - - - further technical details - - - - - - control Siemens 840 Dsl numbers of positions in the tool changer 80 tool taper ISO 50 max. feed 25.000 mm/min - - - T-slots - - - - - - - - - size of T-slots (DIN 650) 28 mm T-slot - distance 225 mm Milling machine | SPIRIT 140 - 2014 equipped with two HYDROSTATIC rotary boring tables (TRT30). The machine has only approx. 9.900 H working hours. Equipment: - Hydrostatic guideways - Cooling system - Handwheel with radio transmission (HBG 800-DP) - ITC (40 bar) - Tool changer (80 pcs. | ISO50) - Magazine for changing the milling heads with 3 places - Infinitely positionable universal head - Horizontal spindle extension (long version) - chip conveyor - Laser probe with software for tool measurement and breakage control - Radio measuring probe (M&H) - Pendulum processing with partition The machine is in very good condition. For additional equipment information please refer to the original order confirmation which is included in the offer of this machine. A machine video from the production plant will be shared on request. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Hnodpfswrztvjx Aaceu #Tags: SPIRIT-140 | SPIRIT140"

Condition: good (used), Year of construction: 2009, travel distance X-axis: 20,000 mm, travel distance Y-axis: 5,000 mm, travel distance Z-axis: 1,500 mm, X AXIS TRAVEL 20000 MM Z AXIS TRAVEL (VERTICAL) 5000 MM Y AXIS TRAVEL (TRANSVERSAL) 1500 mm (with QUILL exit the stroke is reduced to 1200 mm) V AXIS TRAVEL (QUILL) 900 MM QUILL DIAMETER 160.2 MM TOOL CHANGER 100 PLACES TOOL TAPER ISO 50 HYDROSTATIC SYSTEM CNC HEIDENHAIN TNC 530 NR 01 ROTARY-TRAILING TABLE 3000 X 3000 MM , STROKE 2000 MM LOAD 50 TON NR 01 AUTOMATIC UNIVERSAL HEAD WITH CONTINUOUS POSITIONING NR 01 BORING AND FACING HEAD D'ANDREA MODEL U-TRONIC 630 NR 01 MECHANICAL AUTOLATED HEAD PICK UP HEAD 4 POSITIONS EXTERNAL REFRIGERATION COOLING INTERNAL TO THE HIGH PRESSURE SPINDLE COMPLETE WITH PAPER FILTER AND POTENTIOMETRIC ADJUSTMENT CHIP CONVEYOR COMN OUTPUT RIGHT SIDE REMOTE CONTROL PANEL SHOWN FOR HEIDENHAIN CNC Hnjdpfxjqwyb Dj Aaceu WORK AREA LIGHTING LASER PROBE AND SOFTWARE TO CHECK TOOL INTEGRITY AND MEASURE TOOL RADIUS LENGTH SECOND LASER PROBE AND TOOL INTEGRITY CHECK + SOFTWARE STATIC RTCP IN SPACE STATIC RTCP ROTARY TABLE AUTOCAL SOFTWARE FOR AUTOMATIC CALIBRATION MEASUREMENT PROBE AND PIECE ALIGNMENT ETHERNET COMMUNICATION INTERFACE FOR HEIDENHAIN CNC RIGID TAPPING FOR MECHANICAL HEADS ANCHOR PLATES FOR A TOTAL LENGTH OF 16500 X 3000 X H 300 MM

Condition: ready for operation (used), Year of construction: 2010, FPT heavy-duty, high-dynamic mobile column boring machine with 5-axis support, model SPIRIT 240-M140. Working range: X-AXIS: 14,000 mm Y-AXIS: 5,000 mm Z-AXIS: 2,500 mm Equipped with 2 rotary tables with a capacity of 50 tons each. Automatic tool changer. Numerical Control: Siemens. The machine is equipped with 3 heads: 1 automatic bi-rotary thousandth TUPCG head, 1 automatic head for large removals TO144 Hnodjwiifhspfx Aacju 1 D'Andrea head for turning with a working range from diam.150 to diam.1600 mod. U-TRONIC 800.

Condition: excellent (used), functionality: fully functional, travel distance X-axis: 8,000 mm, travel distance Y-axis: 1,500 mm, travel distance Z-axis: 2,500 mm, rapid traverse X-axis: 35 m/min, rapid traverse Y-axis: 35 m/min, rapid traverse Z-axis: 35 m/min, spindle speed (max.): 7,000 rpm, workpiece weight (max.): 15,000 kg, Equipment: rotational speed infinitely variable, FPT Moving Column Milling Machine mod. RONIN CNC Control Heidenhain 530 X axis 8,000 mm Y axis 1,500 mm Z axis (vertical) 2,500 mm Rapid traverse 35,000 mm/min Feed rates 15,000 mm/min Hnsdpfx Aowzxwqoaceu Automatic bi-rotational milling head (continuous) – TUPC Spindle taper ISO 50 Max spindle speed 7,000 rpm No. 1 ROTOTRASLATE TRT TABLE Hydrostatic Dimensions 2,000 x 2,000 mm Travelling V axis: 1,500 mm Max load capacity: 15 tons No. 1 ROTARY TABLE Dimensions 1,500 x 1,500 mm Max load capacity: 15 tons Tool changer with 80 positions Total installed power 88.8 kW Equipped with: - Internal high-pressure through spindle: 20 bar - External high-pressure coolant: 4 bar - Chip conveyor - Remote CNC Heidenhain wireless control pendant - Laser probe and software for tool integrity check, tool length & radius measurement - Workpiece measurement and alignment probe USED MACHINE

Condition: good (used), Year of construction: 2003, travel distance X-axis: 14,000 mm, travel distance Y-axis: 4,000 mm, travel distance Z-axis: 1,500 mm, spindle speed (max.): 2,500 rpm, feed length W-axis: 900 mm, spindle diameter: 152 mm, FPT MAR-X 3, 2003 CNC SELCA 4045 PLUS DIGITAL, Built 2003, Hodpjwdm A Hsfx Aacenu CNC can be changed to Heidenhein 620. FPT TRT25. Rotary Table, 25 Ton. Two axis Head, 144 x 144. X, Column travel 14.000 mm Y, Headstock vertical travel 4.000 mm Z, Ram stroke 1.500 mm W, Spindle Ø 152,4 mm 900 mm Spindle taper ISO 50 Spindle speed 0 - 2.500 rpm Spindle motor 48 kW Automatic tool changer 40 Tools FPT TRT25. Rotary Table, 360.000° 2.500 x 2.500 mm Rotary Table longitudinal travel 2.000 mm Table load 25 Ton

Condition: excellent (used), Year of construction: 1999, Moving column milling machine in excellent condition. Disassembled machine visible at our headquarters. Hnsdpfjlfcdqex Aacju

Condition: ready for operation (used), Year of construction: 2003, functionality: fully functional, 1 FPT AREA -M mobile column milling machine from 2003 CNC HEID. TNC 426-M X 24000 Z 3000 Y 1250 Spindle speed 4000rpm - 37 KW - ISO 50 automatic indexing head, 144 positions center spindle coolant 20 bar ATC 60 positions rigid tapping Hnjdpfsww Nhfjx Aacsu chip conveyor machine visible in operation in ITALY

Year of construction: 1997, condition: used, Technical Data Spindle taper ISO 50 DIN 69871 Longitudinal stroke 3000 mm Slide stroke 1000 mm Transversal stroke 1000 mm Vertical stroke 1500 mm Table size 3500x920 mm Hnsdpfx Ajg Amzkoaceu Spindle speed 4000 rpm Spindle power KW. 27,5 Non binding data to be verified / Data must be verified Standard equipment CNC SELCA 3045 AUTOM.BI-ROTARY HEAD (A-AXIS 1° - B-AXIS 1°) 30 POS. HORIZONTAL AND VERTICAL TOOL CHANGER SWARF EVACUATION

Condition: like new (used), functionality: fully functional, travel distance X-axis: 20,000 mm, travel distance Y-axis: 1,500 mm, travel distance Z-axis: 5,000 mm, spindle speed (max.): 3,000 rpm, spindle diameter: 160 mm, travel distance W-axis: 900 mm, table length: 3,000 mm, table width: 3,000 mm, quill stroke: 2,000 mm, workpiece weight (max.): 60,000 kg, grinding spindle motor power: 68,000 W, HYDROSTATIC GUIDES Heidenhain TNC 530 CNC TRAVELS: X-axis: 20,000 mm Y-axis: 1,500 mm (ram) Z-axis: 5,000 mm W-axis: 900 mm (quill) Boring bar diameter: 160 mm Spindle taper: ISO 50 Max spindle speed: 3,000 rpm Spindle motor power: 68 kW (S6) Max torque: 2450 Nm (S6) Hnjdpfxewzv I Hj Aacsu EQUIPPED WITH: - 4-position head magazine - 1 automatic universal head with continuous positioning - 1 D'ANDREA U-TRONIC 630 head - 1 mechanical right-angle head - 1 rotary-travelling table, 3000 x 3000 mm, capacity 60 tons, longitudinal travel 2000 mm - Clamping plates, dimensions 16,500 x 3,000 x H300 mm - 100-position automatic tool changer - External spindle cooling system - High-pressure coolant system through spindle, complete with paper filter and potentiometric adjustment - Chip conveyor, right-side discharge - Remote control panel with CNC Heidenhain display - Work area lighting - Laser probe and software for tool integrity check and tool length/radius measurement - Second laser probe and software for tool integrity check - Static RTCP in space - Static RTCP on rotary table - AUTOCAL software for automatic calibration - Workpiece probing and alignment system - Ethernet communication interface for Heidenhain CNC - Rigid tapping for mechanical heads - Pair of modular JECOM angle plates, total height 5000 mm USED MACHINE

Condition: used, Year of construction: 2007, functionality: fully functional, travel distance X-axis: 3,100 mm, travel distance Y-axis: 2,000 mm, travel distance Z-axis: 1,000 mm, spindle speed (max.): 3,000 rpm, table length: 1,800 mm, table width: 2,000 mm, feed length W-axis: 700 mm, workpiece weight (max.): 12,000 kg, milling spindle length: 700 mm, FPT CASTEL RED HEIDENHEIN TNC 430. Built in 2007. X=3100mm Y=2000mm Z=1000mm Table 2000 x 1800 mm, 12 Ton Cooling through spindle. X Column travel 3,100 mm Y Headstock vertical travel 2,000 mm Z spindle stroke 700 mm Hnedpfxewdiu Es Aaceu W Column in spindle direction 1,000 mm Spindle diameter 130 mm Spindle diameter ISO 50 Spindle speed 3000 rpm Spindle motor 37 kW Rotary table size 1,800 x 2,000 mm Table load 12 tons C-axes 360,000°

Condition: excellent (used), Year of construction: 2005, travel distance X-axis: 16,000 mm, travel distance Y-axis: 3,500 mm, travel distance Z-axis: 1,500 mm, Head Pick up Station TUPC CNC Indexing Micro Head A-Axis 360.000 x 0,001 Gr C-Axis 360.000 x 0,001 Gr SELS Spindle extionsion L=500 mm CTS Internal coolant system ATC Chain Tool changer 60 Positions Hydrostatic guideways Optional T Slotted floorplates 5600 x 1875 (2x) + 4000 x 1875 mm X-Axis: 16.000mm Y-Axis: 3.500mm Z-Axis: 1.500mm Power on spindle: 80kW Spindle speeds: 4000Rpm Spindle Taper: Sk59ISO/Bt/Mk Hsdpfx Aexpfkksaconu Feed rate X-Axis: 25000mm/min. Feed rate Y-Axis: 25000mm/min. Feed rate Z-Axis: 25000mm/min. Millinghead auto-index:2.5 x 2.5° Length: 24000mm Width: 6500mm Height: 6500mm Please Note: The information on this page has been obtained to the best of our ability and belief, and from the manufacturers where possible. It is given in good faith, but its accuracy can not be guaranteed. Accordingly, it will not form a representation or constitute contractual terms. We advise you to check any vital details!

Condition: ready for operation (used), Year of construction: 2002, Control Unit Brand SIEMENS Model 840D Main Drive Spindle speed range 18000 Movement X-Axis Movement 2700 mm Y-Axis Movement 2200 mm Z-Axis Movement 800 mm Hnjdpfx Aexirg Ssacju This FPT DINO was manufactured in 2002. It features a Siemens 840D CNC, a table size of 1200x3000 mm, and travels of X2700, Y2200, Z800 mm. Equipped with a 5-axis continuous head with an electrospindle reaching 18,000 RPM and an 18-position tool changer. Consider the opportunity to buy this FPT DINO universal machining centre. Contact us for more information. Application Types Milling

Year of construction: 2011, condition: ready for operation (used), - USED - TRAVELLING COLUMN CNC MILLING MACHINE WITH ROTARY AND SHIFTING TABLE LONGITUDINAL TRAVEL: 8000 mm TRANSVERSAL TRAVEL: 1500 mm VERTICAL TRAVEL: 2500 mm RAPID FEEDS L-T-V: 35 m/min Hnedpswl R Agsfx Aaceu TABLE SIZE: 2000 x 2000 mm TRANSVERSAL TRAVEL OF THE TABLE: 1500 mm HEAD: A/B AXIS AUTOMATIC ; CONTINUOUS ; ISO 50 ; 7000 rpm; 49 kW; 1180 Nm TOOL MAGAZINE: CHAIN-TYPE ; 80 POS CONTROL UNIT: HEIDENHAIN iTNC 530 ACCESSORIES: SWARF CONVEYOR ; LASER TOOL SETTER ; PORTABLE HANDWHEEL NOTE: WITH ROTARY TABLE 1500X1500 mm

Condition: ready for operation (used), Year of construction: 2008, - USED - 5-AXIS BRIDGE-TYPE VERTICAL MACHINING CENTRE     X-AXIS TRAVEL: 1750 mm Y-AXIS TRAVEL: 1400 mm Z-AXIS TRAVEL: 600 mm Hjdpfowl R Ddjx Aacenu RAPID FEEDS X-Y-Z: 35 m/min SPINDLE: 18000 rpm; 18,5-25 kW; HSK A63 TABLE SIZE: 1000 x 1200 mm MAX ADMITTED LOAD: 5000 Kg TOOL MAGAZINE: A CATENA ; 30 POS HEAD: A/B AXIS AUTOMATIC CONTROL UNIT: HEIDENHAIN iTNC 530 WEIGHT: 18000 Kg OVERALL DIMENSIONS: 6000 x 4000 x 3850 mm ACCESSORIES: SWARF CONVEYOR ; LASER TOOL SETTER ; PORTABLE HANDWHEEL

Year of construction: 2018, condition: ready for operation (used), - USED - 5-AXIS BRIDGE-TYPE CNC MILLING MACHINE LONGITUDINAL TRAVEL: 2500 mm TRANSVERSAL TRAVEL: 3500 mm VERTICAL TRAVEL: 1300 mm RAPID FEEDS L-T-V: 40 m/min TABLE SIZE: 3500 x 2500 mm Hodpfxswla Hns Aacsnu HEAD: A/B AXIS AUTOMATIC ; A-axis ±185° - B-axis ±270° ; HSK A100 ; 12000 rpm TOOL MAGAZINE: CHAIN-TYPE ; 64 POS CONTROL UNIT: HEIDENHAIN TNC640 WEIGHT: 51370 Kg ACCESSORIES: HIGH PRESSURE COOLANT ; SWARF CONVEYOR ; LASER TOOL SETTER ; PAPER FILTER ; TOUCH PROBE ; PORTABLE HANDWHEEL

Year of construction: 2017, condition: ready for operation (used), - USED - TRAVELLING COLUMN CNC MILLING MACHINE WITH AUTOMATIC A/B-AXIS HEAD LONGITUDINAL TRAVEL: 3500 mm TRANSVERSAL TRAVEL: 1100 mm VERTICAL TRAVEL: 1500 mm RAPID FEEDS L-T-V: 40 m/min TABLE SIZE: 3800 x 1000 mm HEAD: A/B AXIS AUTOMATIC ; MILLESIMAL POSITIONING ; ISO 50 ; 5000 rpm; 34 kW Hnjdowla Hzepfx Aacou TOOL MAGAZINE: CHAIN-TYPE ; 40 POS CONTROL UNIT: HEIDENHAIN TNC 640 HIGH PRESSURE COOLANT: 40 Bar WEIGHT: 35020 Kg OVERALL DIMENSIONS: 8760 x 4950 x 3780 mm ACCESSORIES: SWARF CONVEYOR ; LASER TOOL SETTER ; TOUCH PROBE ; PORTABLE HANDWHEEL

Year of construction: 1997, condition: ready for operation (used), - USED - TRAVELLING COLUMN CNC MILLING MACHINE WITH AUTOMATIC A/B-AXIS HEAD LONGITUDINAL TRAVEL: 4000 mm TRANSVERSAL TRAVEL: 1200 mm VERTICAL TRAVEL: 2000 mm RAPID FEEDS L-T-V: 15 m/min TABLE SIZE: 5000 x 2000 mm Hnedpfxsh Stzks Aaceu SPINDLE: 4000 rpm; 27 kW; 1200 Nm HEAD: A/B AXIS AUTOMATIC ; A 2,5°- B 2,5° ; ISO 50 ; 4000 rpm TOOL MAGAZINE: CHAIN-TYPE ; 30 POS CONTROL UNIT: SELCA S3045 WEIGHT: 25500 Kg ACCESSORIES: SWARF CONVEYOR ; PORTABLE HANDWHEEL NOTE: EXTENSION 400mm -ISO50 -6.500rpm; AUTOMATIC HEAD EXCHANGE; PERIMETER GUARDING