Parpas ML Plus

The Parpas ML Plus is a ram-type CNC gantry milling machine combining the structural benefits of Parpas's Italian precision gantry architecture with the versatility of a telescopic ram Z-axis, enabling deep-reach machining of complex cavities, pockets, and sculptured surfaces that a fixed-quill gantry cannot effectively access. The ML Plus is particularly valued in large die and mold production, energy-sector component machining, and precision tooling applications where deep cavities must be milled with extended tool reach while maintaining dimensional accuracy and surface finish.

The ram-type architecture of the ML Plus distinguishes it from fixed-quill gantry configurations by providing a telescoping Z-axis ram that can extend significantly below the crossrail, allowing milling of deep pockets, recessed features, and tall workpieces without repositioning the crossrail height repeatedly. This design is especially valuable in die and mold work where large forging dies, casting dies, and plastic injection molds have deep cavities — often 400–800 mm deep — that require the spindle to reach well below the top of the workpiece. The ram maintains rigidity at extension through precision-ground guideways and a substantial ram cross-section, critical for maintaining tool deflection within acceptable limits during cutting.

The ML Plus is built on Parpas's standard gantry platform with the company's characteristic attention to thermal compensation and long-term accuracy. Thermal sensors distributed throughout the machine structure feed compensation data to the CNC control, counteracting the dimensional drift that extended machining cycles would otherwise introduce. The machine's acceptance testing includes verified geometric accuracy across the full travel range and at multiple temperatures, reflecting Parpas's commitment to precision engineering appropriate for the tolerances demanded in large die and mold work.

Spindle options for the ML Plus include high-torque units for roughing steel and cast iron die materials and high-speed electrospindles for semi-finishing and finishing operations in die cavities. The machine can be equipped with automatic spindle head changers — swapping between angular heads, high-speed heads, and stub heads — allowing a single machine to perform the full range of operations from roughing to finishing without manual intervention. This head-change capability substantially increases machine utilization in complex die manufacturing workflows.

Control options include Heidenhain TNC 640 and Siemens Sinumerik 840D sl, both with the thermal compensation integration and high-precision contouring capabilities required for multi-day die machining programs. For buyers considering the full Parpas gantry lineup, the ML Plus occupies the position between the general-purpose SL series and the pure simultaneous 5-axis XT platform — making it the preferred choice for die and mold, energy, and heavy tooling shops that need deep-reach capability and multi-head flexibility over the highest-speed simultaneous 5-axis performance.