Summary

The MILL S 500 Graphite is a 3-axis CNC milling machine engineered specifically for dry and wet high-speed machining of graphite. Its design focuses on minimizing graphite dust contamination and achieving high surface quality and precision suitable for demanding electrode and glass mold applications. The machine features a 42,000 rpm Step-Tec spindle, robust dust extraction, and automation-ready configurations.

Key Capabilities

• Supports dedicated dry and wet milling of graphite with strong dust extraction
• 3-axis linear motion with full enclosure and protected axes to prevent contamination
• Surface finish capability to Ra 0.4 µm and accuracy to 5 µm
• Automated central grease lubrication for linear axes
• Rapid changeover and high throughput enabled by a 42,000 rpm spindle
• Repeatability supported by System 3R reference systems
• Flexible tool magazine configurations (18 to 168 tools)
• Integrated automation compatibility for unattended production
• Run by Heidenhain TNC 640 CNC control

Key Specifications