Narrow Web Inspection Rewinding Machine

The primary purpose is to inspect, rewind, address edge issues, and ensure the quality of narrow web labels before moving to the next stage of production.

Model :DOCTOR-FB300/400

Introduction

This inspection rewinding machine is typically used for narrow web labels inspection. The primary purpose is to inspect, rewind, address edge-related issues, and ensure the quality of narrow web labels before moving to the next stage of production. Besides, with closed-loop tension control, this machine can keep a stable tension and run smoothly at high speed.

Applications

Webcontrol Machinery Corp. built the DOCTOR-FB Series for narrow web label inspection in food, healthcare, personal care, and home and office care packaging. Our machine handles unwind widths of 300 mm and 400 mm down to a minimum of 30 mm and 40 mm, so converters can check narrow web label stock across that full range before it reaches downstream finishing. Catching defects and edge issues at this stage helps converters keep faulty labels off the final package.

Features

  • Tension Control: Stable web tension throughout the inspection and rewinding process ensures smooth operation even at high speed.
  • High Speed Performance: The machine can operate at high speed without compromising inspection accuracy or rewinding precision.

Specification

Unwind Width300 / 400 mm
Min. Unwind Width30 / 40 mm
Unwind Diameter600 mm
Rewind Diameter600 mm
Machine Speed400 m/min

Webcontrol Machinery Corp. builds the DOCTOR-FB Series Narrow Web Inspection Rewinding Machine (DOCTOR-FB300/400) on the platform we have installed in more than 80 countries, with over 3,000 machines in service worldwide. Each unit meets CE (EU) and UL (US) safety certification, and we run closed-loop tension control to hold the web steady at speeds up to 400 m/min. That combination lets converters catch label defects and correct edge issues before the roll reaches the next production stage.

 

Q: How does the DOCTOR-FB300/400 hold web tension while inspecting narrow web labels at 400 m/min?

A: Webcontrol Machinery Corp. builds closed-loop tension control into the DOCTOR-FB300/400 to keep web tension constant through inspection and rewinding at speeds up to 400 m/min. This keeps narrow, delicate label stock steady without wrinkling or edge damage during high-speed runs.

Q: What unwind widths and roll dimensions does the DOCTOR-FB Series support?

A: Webcontrol Machinery Corp. offers the DOCTOR-FB Series in two widths, 300 mm and 400 mm, with a minimum unwind width of 30 mm and 40 mm. We build both configurations with an unwind diameter of 600 mm and a rewind diameter of 600 mm, so converters can inspect a range of narrow web label formats on the same platform.

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