Looking for high-performance corrugated board production equipment? Discover the LUM-A/B/C/D/S Corrugated Paperboard Production Line — engineered for speed, strength, and precision. ✅ Suitable for 3 ply, 5 ply, and 7 ply board production ✅ Width range: 1400mm–2800mm ✅ Production speed: up to 300m/min ✅ Corrugate Roll Material Options: High Precision Alloy Steel or Tungsten Carbide ✅ Flute Types: A, B, C, E, F (UV shape design) for reduced paper shrinkage and enhanced board strength ✅ Equipped with: Paper Mill Roll Stand, Single Facer Corrugator, Pre-heater, Conveyor Bridge, Gluing Machine, NC Slitter Scorer, NC Cut Off, and Auto-stacker 🔧 Features: Middle-frequency hardened flute surfaces (HRC60) Imported precision grinding for national-standard flute accuracy Drum-shaped upper roller for longer lifespan Whether you’re upgrading your packaging production or starting a new line, this machine delivers performance and reliability.