Beli 5 Sumbu Mesin Milling Cnc bekas (107.968)

Kondisi: baik (bekas), Tahun pembuatan: 2005, jam operasional: 39.256 h, Fungsionalitas: berfungsi sepenuhnya, jarak pergerakan sumbu X: 780 mm, jarak lintasan sumbu Y: 560 mm, jarak gerak sumbu Z: 560 mm, tinggi total: 2.800 mm, panjang total: 7.000 mm, lebar total: 7.000 mm, kecepatan rotasi (maks.): 12.000 rpm, berat keseluruhan: 12.000 kg, For sale: Deckel Maho DMC 60 T Machining Centre The machine is in good condition and immediately ready for operation. Technical specifications: - Year of manufacture: 2005 - Operating hours: 39,256 - Power-on hours: 72,107 - X travel: 780 mm Dkedpowtft Nofx Ac Tjp - Y travel: 560 mm - Z travel: 560 mm - Control: Heidenhain iTNC 530 - Main spindle speed range: 20 - 12,000 rpm - Main spindle drive power: 28 / 19 kW - Max. torque: 125 Nm - Tool holder: SK 40 - B-axis infinitely tiltable: 150° (-120/+30)° - Number of pallets: 2 - Pallet size: 630 x 500 mm - Max. load: 400 kg - Table rotation speed: max. 30 rpm - Number of tool positions: 120 - Max. tool diameter: 80 mm - Max. tool diameter with empty adjacent pocket: 160 mm - Max. tool length: 315 mm - Max. tool weight: 8 kg - Rapid traverse (X/Y/Z): 50 m/min - Feed speed: 20 - 15,000 mm/min - Total power requirement: 64.2 kVA - Machine weight: approx. 12.0 t - Space requirements: approx. 7.0 x 7.0 x 2.8 m Included in the offer: - Documentation - Chip conveyor - Coolant system - High-pressure coolant 40 bar IKZ - Paper band filter - 2-position pallet changer - Tool breakage control Accessories such as clamping devices or tool holders are not included. Transport and loading, within Europe, can be arranged on request at an additional charge. Prices are subject to VAT. Viewing possible by appointment. Contact us—our team will be happy to assist you. Trade-in or exchange possible! Machinery Purchase / Sale PURCHASE / SALE OF PRODUCTION & METALWORKING MACHINERY AND MORE. Do you need a high-quality yet affordable metalworking machine for your production? Or would you like to sell yours? For further information or contact options, please visit our website.

Kondisi: baru, Tahun pembuatan: 2025, Ref. no.: 10464 Manufacturer: IGREK Model: 3500 XXL Year of manufacture: 2025 Control type: CNC control Control: Siemens 840 D / Heidenhain iTNC 640 Location: Istanbul Country of origin: Türkiye X-axis travel: 10,500 mm Y-axis travel: 3,500 mm Z-axis travel: 1,400 mm A-axis: +/- 115° B-axis: 360° Max. torque: 235 Nm Rapid traverse X/Y/Z: 30 m/min Spindle drive power: 54 kW Max. table load: 4,000 kg Tool interface: HSK-A100 Spindle speed: 12,500 rpm Machine length: 16,000 mm Machine width: 7,400 mm Machine height: 8,500 mm Dkedpjxc Tr Aofx Ac Tep Weight: 195 t Additional information: IGREK 3500 XXL – Tailor-made Precision for Large-scale Projects The IGREK 3500 XXL is a next-generation CNC 5-axis gantry milling machine, developed for the highly precise machining of large components. Built in 2024, immediately available, and equipped with cutting-edge technology, it meets the most demanding requirements in heavy industry and mechanical engineering. Key features: Enormous machining capacity: With travel paths of 10,500 mm (X), 3,500 mm (Y), and 1,400 mm (Z), this machine offers exceptional flexibility for large workpieces. 5-axis simultaneous machining: The A-axis with +/- 115° and the B-axis with 360° guarantee maximum precision and versatility when machining complex parts. Powerful spindle: Operating at speeds up to 12,500 rpm, maximum torque of 235 Nm, and drive power of 54 kW – ideal for high-performance machining. Robust and durable: Weighing 195 tonnes and supporting table loads up to 4,000 kg, this machine is designed for heavy-duty operations. Innovative tool interface: The HSK-A100 tool holder enables fast tool changes and boosts efficiency. Speed and efficiency: Rapid traverse speeds of 30 m/min in all axes ensure maximum productivity. Technical data summary: Travel paths: X 10,500 mm / Y 3,500 mm / Z 1,400 mm Spindle power: 54 kW Spindle speed: 12,500 rpm Table load capacity: up to 4,000 kg Machine dimensions (LxWxH): 16,000 x 7,400 x 8,500 mm Weight: 195 tonnes Additional benefits: The machine is supplied with the advanced Siemens 840D or Heidenhain iTNC 640 CNC system and offers global warranty services and manufacturer support. Rely on the IGREK 3500 XXL for precision and efficiency in large-part machining. Contact us now for a non-binding offer!

Kondisi: baru, Tahun pembuatan: 2025, Ref. No.: 10463 Manufacturer: IGREK Model: FR 3500 XL Year of manufacture: 2025 Control type: CNC control CNC system: Siemens 840 D / Heidenhain iTNC 640 Location: Istanbul Country of origin: Türkiye X travel: 6,500 mm Y travel: 3,500 mm Z travel: 1,400 mm A-axis: +/- 115° C-axis: 360° Spindle speed: 12,500 rpm Max. torque: 235 Nm Rapid traverse X/Y/Z: 30 m/min Table size (LxW): 2,290–6,490 x 3,580 mm Spindle drive power: 54 kW Max. table load: 4,000 kg Dsdpfxjxmd Szs Ac Tskp Tool interface: HSK-A100 Machine length: 11,500 mm Machine width: 7,400 mm Machine height: 6,600 mm Weight: 120 t Additional information: IGREK FR 3500 XL – Precision and performance at the highest level The IGREK FR 3500 XL is a state-of-the-art CNC-controlled 5-axis gantry milling machine (year of manufacture 2024). Specially designed for demanding machining of large components, it impresses with its versatility and precision. Equipped with the latest Siemens 840D or Heidenhain iTNC 640 control system and a robust construction, this machine offers optimal conditions for production across various industries. Key features: Large machining ranges: With travels of 6,500 mm (X), 3,500 mm (Y) and 1,400 mm (Z), this machine is ideal for processing large workpieces. 5-axis simultaneous machining: The A-axis with a swivel range of +/- 115° and the C-axis with a rotation of 360° enable highly precise machining of complex geometries. Powerful spindle: The spindle achieves speeds of up to 12,500 rpm and a maximum torque of 235 Nm – perfect for demanding milling tasks. High stability: A machine weight of 120 tonnes and a table load capacity of up to 4,000 kg ensure low-vibration operation even with heavy workpieces. Flexible tool interface: The HSK-A100 interface allows for quick tool changes and optimal process times. Rapid traverse speed: At 30 m/min in the X, Y, and Z axes, high productivity is guaranteed. Technical data overview: Table size: 2,290 – 6,490 x 3,580 mm Spindle power: 54 kW Max. torque: 235 Nm Tool interface: HSK-A100 Machine dimensions (LxWxH): 11,500 x 7,400 x 6,600 mm Max. table load: 4,000 kg The IGREK FR 3500 XL sets new standards in large component machining. Available immediately, it comes with comprehensive guarantees and direct, global manufacturer support. Utilize the latest technology for your production—contact us for more details!

Kondisi: sangat baik (bekas), Tahun pembuatan: 2005, 1 Dodpfx Aoy Ta Hqjc Tekp

Kondisi: belum diuji (bekas), Chuck muka: 2500 mm Diameter pembubutan: 3200 mm Dodpjzdk A Ujfx Ac Tskp Maks. tinggi pembubutan di bawah alat: 2500 mm Maks. tinggi benda kerja di bawah penyangga: 2780 mm Maks. berat benda kerja: 25 ton Balok lintang: 2000 mm Pergerakan vertikal ram: 1600 mm Pergerakan horisontal ram: 1800 mm Penampang ram: 250 x 300 mm Jarak terkecil antara dua ram: 1150 mm Daya penggerak chuck muka: 71 kW Kecepatan putar chuck muka: 125 rpm Motor penggerak frais: 18 kW Kecepatan spindle frais: 1600 rpm Torsi penggerak frais: 710 Nm

Kondisi: baik (bekas), Tahun pembuatan: 2000, 10468 Djdpjzc Dziofx Ac Tekp

Kondisi: perlu perbaikan (bekas), Tahun pembuatan: 2003, Teile, die per Hand gezeigt wurden, sind nicht im Lieferumfang enthalten. Palettenwechsler EROWA ist nicht im Lieferumfang enthalten. Dkjdpjm Dtnrsfx Ac Top

Kondisi: bekas, 5-axis turning and milling center (bar machining) Under power in our warehouse Manufacturer: CHIRON Model: MILL 800 5 axis CNC: Fanuc 18iMBS (5 simultaneously controlled axes) Travel (X, Y, Z) (mm): 800 – 500 – 550 Rapid traverse (high speed): 60 m/min Swiveling head (B-axis) ±100° Rotary spindle: Peiseler Milling head: 12,000 rpm / 140 Nm Tool magazine: 65 positions – HSK-A 63 DIN 69893 Table size: 1400 x 500 mm Table load: 1,200 kg Coolant through spindle: 70 bar (adjustable) CNC-controlled clamping/rotary unit for 6th side machining (see note 5) Heidenhain linear measuring system Chip conveyor Renishaw-ready Year of manufacture: 2006 Weight: 7,500 kg Turning package: Max diameter: 65 mm Speeds: 15 / 4,500 rpm Max power: 42.5 kW / 90 Nm Hydraulic clamping: 800 Nm Bar loader: ILS-RBK-10012 65 Bar diameters min/max: 5/65 mm Bar length: 600–1,200 mm High speed: 60 m/min Spindle: 20–12,000 rpm – 140 Nm, max. 12,000 rpm Djdpfogmi Unox Ac Tskp 12.5 kW / max 34 kW Swiveling head CNC controlled ±100° Machine is under power in our warehouse. Mimu Werkzeugmaschinen (Italy)

Kondisi: bekas, Fungsionalitas: berfungsi sepenuhnya, Tahun pembuatan: 1997, 5-axis CNC Tube Bending Machine BLM Dynamo – 0 Serial Number: 605970300001 Year of Manufacture: 1997 Voltage: 380V 50Hz Machine Weight: 1,500 kg Control System: DOC 85C BLM Bar Feeder BLM CARM 7 Serial Number: 340040102059 Year of Manufacture: 2004 Weight: 405 kg Without conveyor belt Without safety guard TECHNICAL DETAILS Number of Axes: 5 Average Output: ~2,400 bends/hour Bending Capacity Round Tube R=45 kg/mm²: 4 - 12.7 x 1.5 mm Bending Capacity Round Tube R=35 kg/mm²: 4 - 14 x 1 mm Bending Capacity Round Tube Al/Cu/Ms: 4 - 18 x 1.25 mm Bar Feeder: BLM Carm 7 (year: 2004) Positioning Speed X-Axis: 2,000 mm/s Bending Speed H/Z Y-Axis: 500 °/s Rotational Speed Z-Axis: 900 °/s Rotational Speed Z-Axis: 100 °/s Positioning Speed T-Axis: 500 mm/s Measuring Tolerance X/T-Axis: ± 0.1 mm Measuring Tolerance Y/Z/Q-Axis: ± 0.1° Maximum Reach at Maximum Acceleration X-Y-Z: 1,000 mm - 90/90/0° - 0/180/0° with tube 18 x 1.25 mm MACHINE DETAILS Dsdpfx Ast R Tgisc Tskp Voltage: 380 V, 50 Hz Hydraulic Pressure: max. 120 bar Machine Weight: 1,500 kg Control System: DOC 85C Available ex location Dortmund, loaded free on truck

Kondisi: siap digunakan (bekas), Ditawarkan pusat pemesinan CNC 5-sumbu Maka yang membutuhkan perbaikan untuk aluminium, plastik, atau kayu. Perjalanan sumbu X/Y/Z: 2500mm/1500mm/650mm, tinggi benda kerja maksimum: 180mm, kecepatan rapid X/Y/Z: 60m/menit, sumbu putar C: 540°, sumbu ayun A: +/-98° (total 196°), jumlah meja kerja: 2, ukuran meja per meja: 2500mm x 1500mm, slot magazin: 20 alat per magazin, total slot alat: 2x20. Motor penggerak sumbu Z rusak. Pemeriksaan dapat dilakukan dengan perjanjian. Dkjdpfozcyq Hsx Ac Tep

Kondisi: bekas, Tahun pembuatan: 2001, jarak pergerakan sumbu X: 1.800 mm, jarak lintasan sumbu Y: 1.800 mm, jarak gerak sumbu Z: 1.800 mm, produsen pengendali: Fanuc, berat keseluruhan: 75.000 kg, panjang meja: 1.000 mm, lebar meja: 1.000 mm, model controller: 160i-M, beban meja: 2.000 kg, en-GB Dodey Nz Rvjpfx Ac Tekp

Kondisi: bekas, Tahun pembuatan: 2014,

Kondisi: baik (bekas), Tahun pembuatan: 2017, panjang pemakanan sumbu X: 550 mm, panjang umpan sumbu Y: 305 mm, panjang umpan sumbu Z: 460 mm, CNC sumbu x 550 mm sumbu y 305 mm sumbu z 460 mm Holder alat BT 40 Dodpfxjxpqhzs Ac Tjkp Penukar alat 12 posisi Spindel utama 4 kW hingga 10.000 rpm dengan sistem pendingin Konveyor serpihan Kontrol Siemens Sinumerik 808 D

Kondisi: siap digunakan (bekas), Fungsionalitas: berfungsi sepenuhnya, Tahun pembuatan: 1997, jam operasional: 76.447 h, nomor mesin/kendaraan: 605970300001, model controller: DOC 85C, jumlah sumbu: 5, berat keseluruhan: 1.500 kg, Perlengkapan: pengumpan batang, 1 Dedpfx Acjyzyh De Tskp

Kondisi: bekas, 4-axis CNC drilling and milling machine IXION type 30 CNC W VMC, machining center Year of manufacture: approx. 1997, machine overhauled in 2020 Travel distances X: 600 mm Y: 350 mm Z: 600 mm Table size: 800 x 400 mm T-slot spacing: 75 mm Table load capacity: 300 kg Spindle taper: SK 40 (retention knob DIN 69872 A) Spindle speed: 20-5000 rpm Spindle torque: max. 150 Nm Distance spindle nose to table: max. 660 mm Feed rate X, Y and Z: 0 - 5000 mm/min, stepless Rapid traverse X, Y and Z: 15000 mm/min Tool change time: approx. 5 sec Chip-to-chip time: approx. 7.5 sec Milling capacity in St 60: 150 ccm/min Drilling capacity in St 60: 35 mm Tapping capacity in St 60: M24 Spindle drive power: 5 kW (10 kW at 25% duty cycle) Power supply: 400 Volt, 50 Hz - CNC control Heidenhain TNC 415 with 12" TFT display - Electronic handwheel - RS 232 interface - 12-position automatic tool changer - Hydro-mechanical tool clamping - Rotary axis as dividing head on the table = 4th axis, MECATECNICA type DCN 250-8, 3-jaw chuck Ø 200 mm Speed approx. 25 rpm, gear ratio 1:180 - Cabin lighting via 2x halogen spotlights - Chip conveyor with coolant pump - Control cabinet fixed to the machine Transport dimensions: Length 320 cm x Width 230 cm x Height 300 cm Machine footprint with chip conveyor (L x W x H): 3200 x 3100 x 3000 mm Machine weight: 3,100 kg Chip conveyor weight: approx. 200 kg Dkodju Tln Njpfx Ac Top Good condition.

Kondisi: bekas, Tahun pembuatan: 1998, Fungsionalitas: berfungsi sepenuhnya, jarak pergerakan sumbu X: 600 mm, jarak lintasan sumbu Y: 650 mm, jarak gerak sumbu Z: 550 mm, kecepatan rotasi (maks.): 12.000 rpm, berat keseluruhan: 7.500 kg, For sale: CNC 5-axis machining center, brand DMG, model DMU 60 P. The machine is fully functional and immediately ready for operation. In 2021, a new spindle was installed and all maintenance work has been carried out. History: 2019: new ball screw 2021: new spindle 2022: single-shift operation 2023: occasional job orders 2024: taken out of operation but remained connected to power Dkodpfswbhq Hjx Ac Tsp 12/2025: disassembled, cleaned, and stored Technical data: X travel: 600 mm Y travel: 650 mm Z travel: 550 mm Control: Heidenhain TNC 426 Spindle speed range: max. 12,000 rpm Spindle drive power: 15 kW Max. torque: 130 Nm Tool holder: SK 40 Table diameter: 630 mm Max. table load: 500 kg Number of tool stations: 60 positions Max. tool length: 350 mm Rapid traverse (X/Y/Z): 24 m/min Feed rate: 20 - 10,000 mm/min Total power requirement: 44 kVA Dimensions (approx.): 7.0 x 6.0 x 2.7 m Machine weight: approx. 7.5 t No fixtures or vices included in the offer. Transport and loading can be organised Europe-wide at extra cost on request. Prices plus VAT. Inspection possible by appointment. Please contact us – our team will be happy to assist you. Trade-in or exchange possible! Used machinery - purchase and sale PURCHASE / SALE OF PRODUCTION & METALWORKING MACHINES AND MORE. Are you looking for a high-quality yet affordable metalworking machine for your production? Or would you like to sell yours? For more information or contact options, please visit our website.

Kondisi: baru, Tahun pembuatan: 2026, kecepatan rotasi (maks.): 36.000 rpm, Sangat cocok untuk: Milling 3D yang sangat efisien untuk komponen kecil – milling presisi dengan output bagian tinggi Material: Plastik, komposit seperti CFK / GFK, material model, aluminium Industri: Otomotif, dirgantara, transportasi & logistik, industri rekreasi, sanitasi, pembuatan kapal, otomasi _____ Dodsx Uw Stepfx Ac Tskp Nomor referensi: 1221 Ketersediaan: April 2026 Model: Mesin CNC 5-sumbu G-S-F/B (25-13) Data spindle: 8 kW / 6,4 Nm; 1.000–36.000 rpm; HSK E 40 Kecepatan gerak cepat X/Y/Z: 80/80/60 Ukuran benda kerja X/Y/Z: 2500 x 1300 x 600 Kontrol: SIEMENS – Sinumerik One dengan terminal manual HT 2 Penukar alat: 13 alat Meja: 1 meja putar Sistem vakum: ya Kontrol patah & panjang alat: Renishaw-TS 27 R Lain-lain: atas permintaan Tahun pembuatan: 2026 Kondisi: baru

Kondisi: baru, Tahun pembuatan: 2026, Fungsionalitas: berfungsi sepenuhnya, panjang benda kerja (maks.): 1.000 mm, lebar benda kerja (maks.): 800 mm, tinggi benda kerja (maks.): 400 mm, kecepatan spindel (maks.): 36.000 rpm, kecepatan spindel (min.): 1.000 rpm, Sangat cocok untuk: Penggilingan 3D dengan efisiensi tinggi untuk komponen kecil – penggilingan presisi dengan output bagian yang tinggi Material: Plastik, material komposit seperti CFK/GFK, material untuk model, aluminium Industri: Otomotif, dirgantara, transportasi & logistik, industri rekreasi, sanitasi, pembuatan kapal, otomasi _____ Nomor referensi: 1218 Ketersediaan: Maret 2026 Model: Mesin CNC Milling 5-Sumbu RT-F 1400 Data spindle: 8 kW / 6,4 Nm; 1000-36000 rpm; HSK E 40 Gerak rapid X/Y/Z: 40/40/30 Ukuran benda kerja X/Y/Z: 1000 x 800 x 400 Kontrol: SIEMENS – Sinumerik One dengan HT 2 Penukar alat: 12 alat Meja: 1 meja putar Kontrol patah & panjang alat: Renishaw-TS 27 R Lain-lain: wadah serpihan, pijakan plat berlubang Tahun produksi: 2026 Kondisi: baru Dodpfx Aexdwndec Tjkp

Kondisi: baru, Tahun pembuatan: 2026, kecepatan rotasi (maks.): 36.000 rpm, Sempurna untuk: Milling 3D dengan efisiensi tinggi untuk benda kerja kecil – milling presisi dengan output komponen tinggi Material: Plastik, material komposit seperti CFK / GFK, material pembuatan model, aluminium Industri: Otomotif, dirgantara, transportasi & logistik, industri rekreasi, sanitasi, pembuatan kapal, otomatisasi _____ Nomor referensi: 1221 Ketersediaan: April 2026 Model: Mesin Milling CNC 5-sumbu G-S-F/B (25-10) Data spindle: 8 kW / 6,4 Nm; 1000-36000 rpm; HSK E 40 Kecepatan gerak cepat X/Y/Z: 80/80/60 Ukuran benda kerja X/Y/Z: 2500 x 1000 x 600 Dodjx S E Nbjpfx Ac Tekp Kontrol: FANUC Penukar alat: 13 alat Meja: 1 meja putar Sistem vakum: ya Kontrol patah & panjang alat: Renishaw-TS 27 R Lainnya: berdasarkan permintaan Tahun pembuatan: 2026 Kondisi: baru

Kondisi: baru, Tahun pembuatan: 2026, Fungsionalitas: berfungsi sepenuhnya, kecepatan spindel (maks.): 36.000 rpm, kecepatan spindel (min.): 12.000 rpm, cnc-maschinen-rtf-1400-2026 Dsdpfxex S Etms Ac Tjkp

Kondisi: baru, Tahun pembuatan: 2025, panjang pemakanan sumbu X: 80 mm, panjang umpan sumbu Y: 80 mm, panjang umpan sumbu Z: 60 mm, 1 Dkedpfx Asx S Eqljc Tep

Tahun pembuatan: 2018, Kondisi: siap digunakan (bekas), Rotational axis: 360°, max. rotational speed: 60,000 rpm, including accessories and documentation. Dksdpfx Aeihp Ipec Tsp

Kondisi: sangat baik (bekas), Tahun pembuatan: 2014, Fungsionalitas: berfungsi sepenuhnya, jarak pergerakan sumbu X: 6.000 mm, jarak lintasan sumbu Y: 3.200 mm, jarak gerak sumbu Z: 1.400 mm, panjang meja: 6.000 mm, lebar meja: 3.000 mm, kecepatan spindel (maks.): 24.000 rpm, jarak antara penyangga: 4.000 mm, Data teknis • Permukaan meja penjepit: 6.000 × 3.000 mm • Sumbu X (pergerakan longitudinal): 6.000 mm • Sumbu Y (pergerakan transversal): 3.200 mm • Sumbu Z (pergerakan vertikal): 1.400 mm • Jarak antara tiang: 4.000 mm • Kecepatan feeding: 30.000 mm/menit • Beban meja: 4.000 kg/m² • Kecepatan spindle maks.: 24.000 1/menit • Daya spindle maks. (S1-100%): 42 kW • Torsi spindle maks. (S1-100%): 67 Nm • Tipe holder alat: HSK63A • Penukar alat: 24 posisi • Sumbu C: ±360° • Sumbu A: +95° / -110° Dkjdsxlip Ajpfx Ac Tsp

Tahun pembuatan: 2003, Kondisi: siap digunakan (bekas), Fungsionalitas: berfungsi sepenuhnya, nomor mesin/kendaraan: 300-M270100, en-GB Dkedpfx Ajxr N Rmoc Top

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2018, jam operasional: 4.231 h, Fungsionalitas: berfungsi sepenuhnya, nomor mesin/kendaraan: 107.44.00.407, jarak pergerakan sumbu X: 800 mm, jarak lintasan sumbu Y: 650 mm, jarak gerak sumbu Z: 500 mm, model controller: Heidenhain iTNC 530, berat keseluruhan: 11.000 kg, RINCIAN TEKNIS Langkah kerja sumbu X: 800 mm Langkah kerja sumbu Y: 650 mm Langkah kerja sumbu Z: 500 mm Dkjdpfszf E I Isx Ac Top Rentang putar sumbu C: 360° Pemasangan alat: HSK-E63 RINCIAN MESIN Kontrol: Heidenhain iTNC 530 Jenis spindle: NCD 150 PL, NCD 200 PL Jam operasional Kontrol ON: 30.064 jam Jam operasional Mesin ON: 10.322 jam Jam operasional Eksekusi Program: 4.159 jam Jam operasional Drives ON: 7.331 jam Jam operasional Spindle ON: 4.231 jam Dimensi & Berat Dimensi (P x L x T): 3.400 x 3.000 x 2.800 mm Berat total: 11.000 kg PERLENGKAPAN Konveyor serpihan Sistem pendingin dengan sistem filter Dokumentasi tersedia