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Used Sigma Horizontal Machining Centers

  • Trusted Seller
    2004 SIGMA VERTICAL WORKING CENTER

    2004 SIGMA VERTICAL WORKING CENTER mod.LEADER 6

    • Manufacturer: Sigma
    • Model: Leader 6

    HEIDENHAIN iTNC 530 CNC X-axis travel 1600 mm Y-axis travel 810 mm Z-axis travel 630 mm Min./max. spindle-to-table distance 150 -780 mm Spindle-to-column distance 830 mm Axis thrust 12,000 N Table 770 x 1750 mm 5...

    Bergamo, Italy
  • Trusted Seller
    1996 Sigma Mission 2

    1996 Sigma Mission 2

    • Manufacturer: Sigma
    • Model: Mission 2

    Documentation available: Yes | Ce marking present: Yes | Ce certificate available: No | Control: CNC | Number of axles [pcs.]: 3 | X-axis displacement [mm]: 750 | Y-axis displacement [mm]: 420 | Z-axis displacem...

    Wijchen, Netherlands
  • Trusted Seller
    2004 Sigma Leader 6

    2004 Sigma Leader 6

    • Manufacturer: Sigma
    • Model: Leader 6

    Vertical Machining Center CNC Heidenhain ITNC530 Min./max. spindle table distance mm 150 -780 Spindle axis/column distance mm 830 Table 770 x 1750 mm N. 5 slots 18 x 25 H7 Max. loadable weight on table 2000 kg Fe...

    Deruta, Italy

Overview

Horizontal machining centers (HMCs) are CNC machines with a horizontally oriented spindle designed for heavy milling, high-volume production, and efficient chip evacuation. They suit automotive, aerospace, die-and-mold, and general metalworking jobs where rigidity, long tool life, and pallet or rotary indexing systems improve throughput and accuracy. HMCs often include multi-axis options, automatic pallet changers, and robust fixturing for long runs and large workpieces.

FAQ

What should I check when buying a used horizontal machining center?

Check spindle condition and taper, axis travel and backlash, control model and software, tooling and chuck condition, pallet changer function, maintenance records, run hours, and evidence of accuracy tests (e.g., laser reports, test parts).

How do I prepare an HMC for safe shipping?

Drain fluids or secure coolant tanks, lock or brace axes and headstock, remove tooling and probes, secure pallet changer, protect control panel, use certified riggers and a transport cradle, and insure transit against damage.

What routine maintenance keeps an HMC accurate and reliable?

Follow regular lubrication, check and top up coolant, inspect way covers and seals, monitor ball screw/backlash, perform spindle checks and balancing, clean chip paths, replace filters, and run periodic alignment and thermal-compensation checks.