Key data: 3500 mm, 20
HÖFLER Porta 3500 CNC Gear Grinder – As Is” with Limited Use We are offering a unique opportunity to acquire a HÖFLER Porta 3500 CNC Spur/Helical, Internal/External Gear Grinding Machine – a rare and powerful machine with low hours, available in As Is” condition at a negotiable price. Machine Overview: • Make/Model: HÖFLER Porta 3500 CNC • Year New: 2007 • Installed: 2010 • Total Hours: Only 6,800 since installation • Design: Later-generation traveling gantry • Condition: Structurally and mechanically sound, but currently not operational due to uninstalled hydraulic drive motor (refurbished and included). • A full assembly report detailing remaining work can be provided upon request. Key Specs: • Max external grinding diameter: 137.8” (3500mm) • Max internal grinding diameter: 31.5” (800.1mm) • Max tooth profile height: 3.15 ...
Key data: 4000 mm, 1560 mm, 32
CNC Gear Gringing machine HOFLER H4000 Year 1990 Maximum Workpiece Diameter 4000mm Gear Width 1560mm Module 3-32 Number of Teeth 12-768 Maximum Angle of Teeth 35 R/L Grad Pressure Angle 14-31 Degrees Table Diameter 1900mm Table Bore Diameter 750mm Maximum Workpiece Weight 35000kg Grinding Head Stroke 1600mm Ways hydrostatic Coolant, Filtration System Way Covers: rubber roll-up, metal telescopic and bellows neoprene Power 3 PH / 60 Hz / 230 – 460 V Equipped with: Reutlinger balancer Oil mist extraction system HOFLER TPF-40/1100 measuring machine Year: 1990 Max. Gear Diameter: 4000mm Both machines are in Excellent condition This machine was used to grind the gears for the US nuclear submarine transmissions (gearboxes). The machine was originally purchased new by General Electric for the Lynn Massachusetts Facility. We purchased it from them in excellent c ...
Key data: 1000 mm, 25
Hofler Rapid 900 CNC form wheel gear grinder Year: 2003 installed 2004 This universal CNC form wheel gear grinder is a great job shop machine it can be inspected in plant under power . Machine is equipped complete with all necessary items to run this machine in your facility Machine specifications Max tip diameter of workpiece 1000 mm Max root diameter 50 mm stroke length 650 mm max workpiece height under tailstock 1960 mm profile height 41 mm Module 1-25 mm Helix angle +/- 45 deg Max grinding wheel diameter 400 mm Min wheel diameter 200 mm grinding wheel width 60 mm grinding spindle motor 13.5 Kw Grinding spindle speed range 1- 4000 RPM Dressing roll diameter 160 mm dressing roll spindle speed range 1-540 ...
HOFLER HF 2000L hobber/gasher with both internal/external heads Year: 2013 Installed in 2020 Less that 200 working hours Table diameter: 1500mm Table loading: 18000kg Working stroke (external hobbing): 1760mm Working range above table (external hobbing): 150-1910mm Working range above table (internal hobbing): 250-1460mm Counter support-end face above table: 800-2300mm External toothing, Max: 2000mm Internal toothing, Max: 2400mm CNC control: Siemens 840D Complete weight: 61000kg Equipped with counter support
