Miller Weldmaster HG50 Hot Air Welding Machine Expand



Automated finishing machine for signs

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Miller WeldmasterMiller Weldmaster

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Welding, cutting, wrapping



The HG 50 is a versatile high-speed banner finishing machine engineered for welding, cutting, and grommeting operations all within a single station. Designed for a one-person operation, it eliminates multiple processes and minimizes material handling. This integration results in a significant increase in usable floor space and streamlines operations, optimizing both efficiency and productivity for businesses.

Features, Functions, & Benefits

  • Precision Linear Actuated Unwinds: Offers smooth and controlled material feed.
  • Advanced Tension Control: Features a braked unwind mechanism to ensure consistent tension throughout the operation.
  • Smart Recipe Storage & PLC Control: Enhance user experience by storing specific settings and ensuring seamless machine operations.
  • Intelligent Dual-Direction Cutting: Optimized for exact cut-to-length functions, backed by sophisticated photo-sensing technology.
  • Quick-Adjust Solid Lower Weld Roller: Ensures rapid size modifications with minimal downtime.
  • Pneumatic Accumulator with Strategic Positioning: Facilitates uninterrupted welding. Positioned at the top to enable seamless pass-through loading.
  • Accurate Grommet Placement: Integrated photo eyes guarantee precision in grommet positioning.
  • Versatile Grommet Options: Compatible with both durable plastic and robust metal grommets.
  • Integrated Output Puller: Ensures uniform tension and seamlessly synchronizes with the cutting system for optimal performance.

Technical Specifications

Power Requirements

  • 240 Volts Three Phase - 60 Amp
  • 400 Volts Three Phase - 40 Amp

Air Requirements

  • 5 cfm at 100psi

Maximum Temperature

  • 730˚C (1,346˚F)

Roll Width Range

  • 2.5 Meter or 3.2 Meter


  • Length: 16.5 Feet (4.94 Meters)
  • Width: 11.5 Feet (3.51 Meters)
  • Height: 6.5 Feet (1.98 Meters)


4,250 lb (1,927.77 kg)

  • Unwind: 750 lbs (340.19 kg)
  • Welding and Accumulator: 2,000 lbs (907.18 kg)
  • Grommet and Cutter: 1,500 lbs (680.39 kg)

Seam Width

  • 25 mm or 50 mm (1" or 2")

Welding Cycle

  • Up to 6.5m/min (21ft/min)