Beli Hermle Fwh 630 bekas (1.935)

Kondisi: siap digunakan (bekas), nomor mesin/kendaraan: 5722, Table clamping surface: 190 x 710 mm Table travel X-axis: 390/360 mm Table travel Y-axis: 150 mm Table travel Z-axis: 280 mm Spindle taper: SK 40 Spindle speeds: 100 – 3100 rpm Longitudinal feed: 0 – 600 mm/min Electrical connection: 380 V, approx. 1.5 kW Required space: 1400 x 1200 x 1500 mm Itsdpfxeflrg Tj Alcsg Weight: approx. 680 kg

Kondisi: baik (bekas), Tahun pembuatan: 2014, Pabrikan: DEMAG Kapasitas beban: 860 kg + 630 kg (dilengkapi dengan dua crane) Dimensi teknis yang tepat ditunjukkan pada gambar Rel crane dapat diperpanjang dengan struktur dan kaki yang ditunjukkan pada gambar, namun, elemen rel lain juga diperlukan untuk perpanjangan, yang tidak tersedia!! Itedpeyu R Dzsfx Alceg

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2008, jam operasional: 27.167 h, Fungsionalitas: berfungsi sepenuhnya, jarak pergerakan sumbu X: 850 mm, jarak lintasan sumbu Y: 700 mm, jarak gerak sumbu Z: 500 mm, model controller: Heidenhain iTNC 530, kecepatan rotasi (maks.): 18.000 rpm, TECHNICAL DETAILS Travel X-axis: 850 mm Travel Y-axis: 700 mm Travel Z-axis: 500 mm Spindle Speed: 18,000 rpm Tool Holder: HSK-A63 Table Version: NC-SRT 420 mm Table Specification: Pallet Clamping System Pallet Changer: PW160, 400 x 400 mm MACHINE DETAILS Control: Heidenhain iTNC 530 Internal Coolant Supply: 80 bar Frequency: 50 Hz Itedpfx Asyzyttolceg Operating Hours: 27,167 h EQUIPMENT - Heidenhain DNC - DXF Import - Kinematic Opt iTNC - Automatic Cabin Door - Additional Magazine: ZM43 - Linear Guides: Dynamic Version - Table Axis: A-Axis off-center - Manual Cabin Roof - Laminated Safety Glass Window - Pallet Storage - External MQL (Minimum Quantity Lubrication) - Tool Breakage Control A2 Blum - Heidenhain Touch Probe - Preparation for Additional Touch Probe - Event Messenger - Tool Identification HSK - Machine License TCS-Soflex - Electronic Thermal Compensation - Electronic Handheld Control Module - Oil Mist Extraction (prepared & with post-filter) - Flange for Oil Mist Extraction - Air Purge for Measurement - Chip Rinsing Gun - Bed Spool - Internal & External Air Blast - Signal Light - ICS Filter Type: Paper Band Filter for ICS System - Scraper Belt Conveyor - Test Protocol: C 40 iTNC 530 PW160

Tahun pembuatan: 2004, Kondisi: sangat baik (bekas), Used machining center Brand: Hermle Model: U740 Year: 2004 Serial No.: 16716 Weight: 7,300 kg Power: 26 KVA CNC: Heidenhain iTNC 530 Type: 4 + 1 axis (Spirsin model 8117CF/225) 16-position tool changer General technical data: Rapid Traverse Rates: - X axis: 30 m/min - Y axis: 30 m/min - Z axis: 20 m/min - B axis: 15 rpm Travel: - X axis: 915 mm / 895 to 915 mm (Tool head -5º to 90º / Tool head > 50º to 95º) - Y axis: 500 mm (At all tool head positions) - Z axis: 500 mm / 470 mm (Tool head 90º-95º) Positioning accuracy on the 3 axes: 0.010 mm (At 20ºC) Maximum table load: 700 kg Table dimensions: 900 x 500 mm Spindle speed: 12,000 rpm Water-cooled spindle motor with hollow shaft design Milling head with automatic angular adjustment from -5º to +95º Tool holding system: SK 40 16-position tool magazine - Maximum tool diameter: 80 mm Isdpfxoktkdbs Alcotg - Maximum tool diameter with adjacent positions free: 100 mm - Maximum tool length: 250 mm - Maximum tool weight: 6 kg Coolant system with 210-liter tank and 30 l/min flow rate Electronic handwheel for manual machine operation Chip conveyor: - Brand: BMF - Model: SPE 63/12-300 Z600 - Year: 2004

Tahun pembuatan: 1991, Kondisi: baik (bekas), Hermle UWF 802 M universal tool milling machine with Hermle HS path control. The machine is in good, operational condition and can be demonstrated under power. Itjdpjdubmkefx Alcsg

Kondisi: sangat baik (bekas), Tahun pembuatan: 1998, Heidenhain TNC 426 CNC control Iedpfx Ajyrirrslcetg Travel X/Y/Z: 600/450/450 mm Spindle speed: 10,000 rpm Tool magazine for 30 tools, SK 40 taper

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2006, jarak pergerakan sumbu X: 650 mm, jarak lintasan sumbu Y: 600 mm, jarak gerak sumbu Z: 500 mm, produsen pengendali: HEIDENHAIN, model controller: TC 530, daya motor spindle: 15.000 W, sudut putar poros C (maks.): 360 °, jumlah sumbu: 5, Pusat pemesinan vertikal HERMLE C30U ini diproduksi pada tahun 2006. Dilengkapi dengan kontrol HEIDENHAIN TC 530 dan memiliki 5 sumbu. Mesin ini memiliki kecepatan spindle 18.000 rpm. Tersedia 2 unit identik. Keunggulan mesin Keunggulan teknis mesin: • Kapasitas alat maksimum: 32 • Konektor spindle (spindle): DIN 69871 • Pengaturan sistem Renishaw • Gelembung udara melalui spindle pemesinan kering: ya • Paket operasi 5-sumbu berkelanjutan: ya Itsdpfox D I Saex Alcog • Pendinginan internal

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2009, jam operasional: 9.192 h, jarak pergerakan sumbu X: 1.200 mm, jarak lintasan sumbu Y: 900 mm, jarak gerak sumbu Z: 500 mm, produsen pengendali: HEIDENHAIN, model controller: iTNC 530, kecepatan spindel (maks.): 16.000 rpm, jumlah sumbu: 3, This 3-axis vertical machining center HERMLE C 1200 was manufactured in 2009. It features an impressive X-axis travel of 1200 mm, a Y-axis travel of 900 mm, and a Z-axis travel of 500 mm. The machine is equipped with a spindle speed of 16,000 rpm and offers 30 tool positions. If you are looking for high-quality machining capabilities, you should consider the HERMLE C 1200 machine we offer for sale. Contact us for further details. • X axis – 1200 mm • Y axis – 900 mm • Z axis – 500 mm • Machining center C 1200 V • Heidenhain iTNC 530 CNC control • Spindle: 16,000 rpm • SK 40 tool taper • 30 tool stations • Fixed clamping table • Coolant system • Electronic thermal compensation (iTNC) with temperature sensors on the motor spindle and machine bed • Gantry design with closed rear wall for significantly improved support under torsional loads • Two axes are located in the tool, ensuring excellent mass distribution and ideal conditions for high rapid traverses and feed rates • Lead screw diameter and pitch (X and Z axes): 40 / 20 mm • Lead screw diameter and pitch (Y axis): 50 / 20 mm • Direct measuring system • Resolution: 0.0001 mm • Position tolerance (Tp) on X-Y-Z axes according to VDI/DGQ 3441: 0.010 mm • Recommended ambient temperature to maintain accuracy: 20 °C ± 1 °C • Flushing/washing system for rinsing the side work area • Display: 15" TFT color flat screen • Flexible contour programming • Part program memory • Tool diameter capacity: 80 mm Ijdsylw Stspfx Alcjtg • Tool diameter with free adjacent slots: 125 mm • Maximum tool length: 300 mm • Maximum tool weight: 8 kg • Maximum magazine load: 120 kg • Tool change time (chip-to-chip) according to VDI 2852: 6.5 seconds • Handheld control unit with electronic handwheel, axis direction buttons, feed control, rapid traverse, emergency stop, and enable switch • Machine hours – 11,927 h • Spindle hours – 9,192 h Additional equipment • Chip conveyor • Heidenhain touch probe • Electronic hand control module (iTNC) Technical Specification Taper Size: SK 40

Kondisi: siap digunakan (bekas), Tahun pembuatan: 1996, jarak pergerakan sumbu X: 800 mm, jarak lintasan sumbu Y: 500 mm, jarak gerak sumbu Z: 530 mm, berat keseluruhan: 7.000 kg, kecepatan spindel (maks.): 8.000 rpm, jumlah sumbu: 3, Pusat pemesinan vertikal 3-sumbu Hermle C 800 V ini diproduksi pada tahun 1996. Mesin ini menawarkan konstruksi yang kokoh dan presisi untuk pekerjaan pemesinan yang kompleks. Jika Anda mencari kemampuan milling berkualitas tinggi, pertimbangkan mesin Hermle C 800 V yang kami tawarkan untuk dijual. Hubungi kami untuk informasi lebih lanjut mengenai mesin ini. Keunggulan mesin Itsdoyarzropfx Alcog Keunggulan teknis mesin • Tegangan operasi: 400 V / 3 fase / 50 Hz • Tegangan kontrol: 24 V • Arus total: 44 A • Majalah untuk 30 alat, SK40. Informasi tambahan Mesin masih dalam kondisi terhubung listrik.

Kondisi: baik (bekas), Tahun pembuatan: 1998, Hermle C 600 U Pusat Pemesinan CNC Produsen: Hermle Tipe: C 600 U Tahun pembuatan: 1998 Tegangan kerja: 400 V / 3~ Frekuensi: 50 Hz Tegangan kontrol: 24 V Total arus terukur: 31 A Kontrol: Heidenhain TNC 426 Berat mesin: 6400 kg Perjalanan sumbu X: 600 mm Perjalanan sumbu Y: 450 mm Perjalanan sumbu Z: 450 mm Majalah alat: 30 posisi Jenis dudukan alat: SK-40 Aksesori: tersedia, sesuai dengan foto (ragum + probe) Itsdpfx Aoyrr Ucjlceg Tidak ada jaminan atas kebenaran, kelengkapan, dan keakuratan data yang diberikan.

Kondisi: bekas, Tahun pembuatan: 2004, 1 Itsdpfexmagzex Alcjg

Kondisi: sangat baik (bekas), Tahun pembuatan: 2010, Kontrol Heidenhain iTNC 530 Perjalanan sumbu X/Y/Z: 1200 x 900 x 500 mm Itjdpfx Aeynw Erslcsg Kecepatan spindle 16.000 rpm Majalah alat untuk 30 alat + majalah tambahan untuk 57 alat HSK-A 63 IKZ 40 bar Konveyor serbuk Probe pengukur Heidenhain Sistem laser Blum

Kondisi: sangat baik (bekas), Tahun pembuatan: 1998, EN001 Itjdox Dndcopfx Alcjg

Kondisi: sangat baik (bekas), Tahun pembuatan: 2006, jam operasional: 10.000 h, Fungsionalitas: berfungsi sepenuhnya, PRODUK BARU MASUK 1 MESIN FRAIS CNC HERMLE C 600V, Tahun 2006 Kendali CNC HEIDENHAIN ITNC 530 Itodpfx Ajxf Huvolcsg Lintasan kerja 600 x 450 x 450 mm – Kecepatan putar spindle variabel hingga 10.000 rpm – Mesin dilengkapi handwheel elektronik – probe ukur – sekitar 30 holder alat – sistem pendingin – meja tetap, dll. Harga atas permintaan Ditambah PPN 19%, dari lokasi, tanpa kemasan, tanpa asuransi – EXW Data teknis sesuai lampiran tidak mengikat – Kesalahan dan penjualan sebelumnya dapat terjadi. Waktu pengiriman: segera – Penjualan sebelumnya dapat terjadi. Pembayaran: segera setelah menerima faktur, bersih – sebelum pengambilan/pengiriman. Dengan senang hati kami perlihatkan fungsi mesin dalam kondisi terhubung listrik setelah janji temu.

Kondisi: belum diuji (bekas), Tahun pembuatan: 1986, Fungsionalitas: belum diuji, nomor mesin/kendaraan: 7393, jarak pergerakan sumbu X: 500 mm, jarak lintasan sumbu Y: 360 mm, jarak gerak sumbu Z: 400 mm, kecepatan rotasi (maks.): 4.000 rpm, model controller: Siemens 810, Tanpa harga minimum - penjualan dijamin kepada penawar tertinggi! RINCIAN TEKNIS Perjalanan sumbu X: 500 mm Perjalanan sumbu Y: 360 mm Perjalanan sumbu Z: 400 mm Rentang kecepatan putar: 20 - 4.000 rpm Ukuran meja: 800 x 390 mm Rentang kecepatan makan: 1 - 2.000 mm/menit Percepatan cepat: 5 m/menit Jumlah slot T: 6 Lebar slot T: 14 mm Jarak antar slot T: 63 mm Spindle alat: SK 40 Jumlah tingkat transmisi: 4 RINCIAN MESIN Model kontrol: Siemens 810 Kebutuhan daya total: 9 kW Dimensi & Berat Itjdpsyv A A Hsfx Alcsg Kebutuhan ruang (P x L x T): sekitar 2.500 x 2.900 x 1.900 mm Berat mesin: sekitar 2.000 kg

Kondisi: sangat baik (bekas), Tahun pembuatan: 2000, Dijual dua pusat pemesinan Hermle C 800 V. Hermle C 800 V Tahun pembuatan: 2000 Kontrol: Heidenhain TNC 430 Data teknis: Sumbu X: 800 mm Sumbu Y: 600 mm Sumbu Z: 500 mm Iodpfjylkzzox Alcjtg Luas meja penjepit: 1000 x 560 mm Kapasitas beban meja maksimal: 1000 kg Jarak spindle / meja: 100–500 mm Kecepatan spindle: 8000 rpm SK40 30 posisi penukar alat

Kondisi: baik (bekas), Fungsionalitas: berfungsi sepenuhnya, jarak pergerakan sumbu X: 500 mm, jarak lintasan sumbu Y: 430 mm, jarak gerak sumbu Z: 400 mm, kecepatan spindel (maks.): 2.000 rpm, kecepatan spindel (min.): 40 rpm, diameter pemasangan: 40 mm, tinggi total: 1.800 mm, lebar total: 1.500 mm, panjang total: 1.600 mm, lebar meja: 800 mm, panjang meja: 395 mm, For sale: Conventional milling machine Hermle UWF 801 This machine is fully functional, easy to operate, and efficient, making it ideal for both hobbyists and industrial applications. Travel (X-axis): 500 mm Travel (Y-axis): 430 mm Itjdjvtpl Repfx Alcjg Travel (Z-axis): 400 mm Spindle taper: ISO SK40 Swiveling spindle head (left/right): ±90° Quill travel (vertical): 80 mm Spindle speed range: 40 – 2,000 rpm, 18 steps Feed rate X/Y: 4 – 1,600 mm/min, stepless Feed rate Z: 4 – 1,000 mm/min, stepless Rapid traverse X/Y: 1.6 m/min; Z: 1 m/min Table size: 800 x 395 mm Spindle drive: 3 kW Weight (approx.): 1,300 kg Transport dimensions (LxWxH): 1.6 x 1.5 x 1.8 m Chip tray included Transport and loading can be organized Europe-wide for an additional fee. Prices are subject to VAT. Inspection is possible by appointment. Contact us—our team will be happy to assist you. Trade-in or exchange possible! Machinery Purchase/Sale BUY / SELL 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: perlu perbaikan (bekas), Tahun pembuatan: 1989, Fungsionalitas: fungsi terbatas, SPECIAL OFFER!! For sale: 2 Hermle UWF 801 universal milling machines (active model) Package price applies to both machines. Iedpst Ifm Nefx Alcetg One machine reports an error when traversing the Y-axis, the other is missing relays. The idea is to combine both units to create one fully functional machine. The value of a functioning unit is approximately €10,000. What sets this machine apart is its active control system, allowing feed rates to be set, which automatically stop at the specified position. This machine is easy to operate while remaining efficient, making it ideal for both hobby users and industrial applications. Technical specifications: - X travel: 500 mm - Y travel: 430 mm - Z travel: 400 mm - Spindle mount: ISO SK40 - Controller: Heidenhain TNC 114 - Spindle head swivels left/right: ±90° - Quill stroke (vertical): 80 mm - Speed range: 40 – 2000 rpm, 18 steps - Feed (X/Y): 4 – 1600 mm/min, stepless - Feed (Z): 4 – 1000 mm/min, stepless - Rapid traverse: X/Y: 1.6 m/min, Z: 1 m/min - Table size: 800 x 395 mm - Spindle drive: 3 kW - Weight approx.: 1,300 kg - Transport dimensions (LxWxH): 1.6 x 1.5 x 1.8 m - Included: chip tray Prices are exclusive of VAT. Inspection available by appointment. Contact us—our team will be happy to assist you. Trade-in or exchange possible! Machinery Purchase / Sale PURCHASE & SALE OF PRODUCTION AND METALWORKING MACHINES AND MORE. Looking for a high-quality yet affordable metalworking machine for your production? Or are you looking to sell yours? For further information or to contact us, please visit our website.

Kondisi: bekas, panjang pemakanan sumbu X: 500 mm, panjang umpan sumbu Y: 430 mm, panjang umpan sumbu Z: 400 mm, For sale is a lot consisting of a total of 4 identical Hermle UWF 801 milling machines. Two of the machines have minor defects that need to be repaired, the other two are fully functional. The offer is for the complete package, but individual machines can also be sold at the standard price. Technical data: Iodpfov Tc Apox Alcetg X-travel: 500 mm Y-travel: 430 mm Z-travel: 400 mm Spindle taper: ISO SK40 Swivel head, left/right: 90° each Quill stroke (vertical): 80 mm Speed range: 40 – 2000 rpm / 18 steps Feed (X + Y): 4 – 1600 mm/min, stepless Feed (Z): 4 – 1000 mm/min, stepless Rapid traverse (X + Y): 1.6 m/min, (Z): 1 m/min Table size: 800 x 395 mm Spindle drive: 3 kW Weight approx.: 1300 kg Transport dimensions (LxWxH): 1.6 x 1.5 x 1.8 m Chip tray Tool holders, cutting tools, and vise are not included in the package, but can be offered separately on request. Transport and loading can be organized Europe-wide at additional cost upon request. All prices are subject to VAT. Inspection possible by appointment. Please contact us; our team is happy to assist you. Trade-in or exchange is possible! Purchase & sale of machines BUYING / SELLING PRODUCTION & METALWORKING MACHINES AND MORE. Are you looking for a high-quality but affordable metalworking machine for your production? Or do you want to sell yours? For further information or contact options, please visit our website.

Kondisi: perlu perbaikan (bekas), Fungsionalitas: fungsi terbatas, jarak pergerakan sumbu X: 500 mm, jarak lintasan sumbu Y: 430 mm, jarak gerak sumbu Z: 400 mm, kecepatan spindel (maks.): 2.000 rpm, kecepatan spindel (min.): 40 rpm, diameter pemasangan: 40 mm, tinggi total: 1.800 mm, lebar total: 1.500 mm, panjang total: 1.600 mm, lebar meja: 800 mm, panjang meja: 395 mm, For sale: Conventional milling machine with active control, manufacturer Hermle, model UWF 801. Itsdpfx Asvtpm Uslcjg A hydraulic hose is defective, has already been removed, and a replacement is available. Once installed, the machine is fully functional and ready for operation (installation can be arranged by us). The machine is easy to operate yet efficient, making it ideal for both hobbyists and industrial applications. Travel paths: x-axis: 500 mm, y-axis: 430 mm, z-axis: 400 mm Spindle taper: ISO SK40 Swivel head: left/right +/- 90° Quill travel (vertical): 80 mm Speed range: 40 – 2000 RPM, 18 steps Feed rate X and Y: 4 – 1600 mm/min, stepless Feed rate Z: 4 – 1000 mm/min, stepless Rapid traverse X and Y: 1.6 m/min, Z: 1 m/min Table size: 800 x 395 mm Spindle drive: 3 kW Approx. weight: 1,300 kg Transport dimensions (LxWxH): 1.6 x 1.5 x 1.8 m Chip tray included Transport and loading can be arranged Europe-wide at an additional cost. All prices plus VAT Inspections by appointment. Please contact us—our team is happy to assist you. Trade-in or exchange possible! Machinery purchase/sale PURCHASE / SALE OF PRODUCTION & METALWORKING MACHINES AND MORE. Do you need a high-quality yet affordable metalworking machine for your production, or are you looking to sell your used machine? For more information or contact options, please visit our website.

Kondisi: baik (bekas), Tahun pembuatan: 1994, Fungsionalitas: berfungsi sepenuhnya, panjang pemakanan sumbu X: 500 mm, panjang umpan sumbu Y: 430 mm, panjang umpan sumbu Z: 400 mm, kecepatan spindel (maks.): 3.550 rpm, kecepatan spindel (min.): 17 rpm, For sale is a CNC / conventional milling machine by Hermle, model UWF 802 M. The machine is in good to very good condition and ready for immediate use. Technical data: Year of manufacture: 1994 Control system: Heidenhain TNC 124 Mounting: Fixed angle table Spindle speed: 17 to 3550 rpm Ijdpjrvitljfx Alcjtg Feed: Infinitely variable Drive power: 6 kW Travel X: 500 mm Travel Y: 430 mm Travel Z: 400 mm Tool holder: SK40 Dimensions (L*W*H): 1800*1800*1900 mm Weight: 1.8 t On request and at additional cost, loading and transport (Europe-wide) can be arranged. Prices are subject to VAT. Inspection possible by appointment. Please contact us – our team will be happy to assist you. Trade-in or exchange possible! Machinery Purchase / Sale BUYING / SELLING PRODUCTION & METALWORKING MACHINES AND MORE. Are you looking for a high-quality yet affordable metalworking machine for your production? Or do you want to sell yours? For more information or contact options, visit our website.

Kondisi: bekas, Tahun pembuatan: 1988, 1 Isdpfx Alsyuttljcjtg

Kondisi: bekas, Tahun pembuatan: 1986, trans_hu_01 Iedpfx Alsyt R Eiscotg

Kondisi: baik (bekas), Tahun pembuatan: 2001, jarak pergerakan sumbu X: 1.200 mm, jarak lintasan sumbu Y: 800 mm, jarak gerak sumbu Z: 500 mm, berat benda kerja (maks.): 1.000 kg, Perlengkapan: konveyor serpihan, TEKNISKA MASKINFÖRDELAR: - SNABBTRAV I ALLA AXLAR: 30 M/MIN - CHIP-TILL-CHIP-TID: 6,5 S - NC-SVÄNGBART RUNDBORD - SPÄNNYTA: Ø 800 MM - SVÄNGOMRÅDE: +15°/-97° - SPINDELMOTOR EFFEKT/VRIDMOMENT/VERKTYGSUPPTAGNING: - 10 000 1/MIN, 25 KW/159 NM (40% ED), SK 40/HSK A 63 - 16 000* 1/MIN, 15 KW/130 NM (40% ED), SK 40/HSK A 63 - 24 000* 1/MIN, 23 KW/79 NM (40% ED), HSK A 63 - 30 VERKTYGSPLATSER KVALITATIVA MASKINFÖRDELAR: - INTERN KÖLMEDELSFÖRSÖRJNING 40 BAR - HEIDENHAIN MÄTSENSOR MED RADIO - ELEKTRISK VÄRMKOMPENSATION - ELEKTRONISK HANDMANÖVERENHET - OLJEDIMUTSUG - SPÅNSTÄDNINGSPRUTA - LUFTPÅBLÅSNINGSANORDNING - TÄTNINGSLUFT FÖR STANDARDFUNKTIONER Isdov Hxifjpfx Alcotg - A-AXEL +15º / -97º, C-AXEL 360º - C-AXEL 360º

Kondisi: baik (bekas), CNC - Mesin Frais Universal HERMLE UWF 902-S -Kontrol Heidenhain 426 -Tahun pembuatan: 1997 -Perjalanan sumbu X/Y/Z: 600-450-500 mm Isdpfx Aoytnpxelcetg -Penahan alat SK 40 -Fasilitas frais vertikal-horizontal -Poros bor -Perlengkapan pendingin -Meja sudut -Penutup mesin -Dokumentasi Dimensi: PxLxT 3,9x2x2 meter / Berat 4000 kg Kesalahan atau kekeliruan input mungkin terjadi