2011 MILLTRONICS MB20 VERTICAL MACHINING CENTERS

Technical Description

The 2011 MILLTRONICS MB20 is a 3-axis box-column vertical machining center from Milltronics Manufacturing, representing a mid-size, general-purpose US-built VMC designed for job shop, production, and toolroom machining applications. The MB20 features a 54 x 16 inch T-slotted work table within a 40 x 20 x 24 inch X/Y/Z machining envelope, with a 6-inch quill providing additional Z-axis reach for deep-cavity and drilling applications. The 7.5 HP continuous-duty (10 HP peak) spindle motor operates through a CAT-40 taper at speeds up to 4,000 RPM, suited to reliable material removal in aluminum, steel, and cast iron across typical job shop workpiece sizes. The Milltronics Centurion CNC control provides the manufacturer's conversational programming interface alongside standard G-code compatibility, enabling efficient programming directly at the machine for both simple and complex workpieces. Box-column construction on a rigid cast iron base delivers thermal stability and vibration damping for consistent dimensional accuracy. Maximum table load capacity of 2,500 lbs (with some configurations supporting higher loads) accommodates substantial workpieces and multi-part fixtures. An automatic tool changer supports multi-step machining programs. Overall dimensions of 80 x 82 x 92 inches fit comfortably within standard shop floor layouts, and the approximately 7,000-pound machine weight provides the structural mass needed for stable production results. The MB20 is a practical, dependable VMC choice for shops requiring proven US-manufactured construction with responsive domestic support.