
2025 Longkai CNC EDM Drilling Machine Sk6380. High-Speed EDM Drilling: Achieves depth-diameter ratio up to 300:1 with processing speed of 1-40mm/min. Stable Cast Iron Structure: Machine bed made of FC-300 dense castings with finite element analysis for high rigidity. Advanced Servo Drive System: Three-axis AC servo motors with Taiwan Yintai ball screws for rapid displacement. Digital Pulse Power Supply: Energy-saving high-frequency power with adaptive control and short circuit protection. Comprehensive Warranty Coverage: 12-month free warranty covering mechanical defects upon correct installation. World-Class Component Brands: Features Japan NSK bearings, Mai Xun motors, and Omron relays. Automatic Electrode Repair: System automatically repairs electrode loss to ensure consistent hole size and reduce taper.