High Speed Bottom Sealing Coreless Bags on Roll Making Machine with Two Triangle Folders




Plastic bag making machine CW-800TR / CW-1000TR / CW-1200TR is suitable for the production of coreless perforated on roll garbage bags and one side open table covers, with up and down heating sealing device and two triangle folders for making finished roll with small width. In addition, it can also produce coreless gusseted trash bags and flat bottom sealed bags on roll without triangle folding.


  • Suitable for the production of HDPE, LDPE and recycled polyethylene materials.
  • Machine body is made of thick steel frame for stability at high speed operation.
  • Automatic lift up film roll unwinder with air shaft, reducing the number of employees.
  • Automatic tension control with Japan made YASKAWA inverter for unwinding of film roll.
  • One set Japan made YASKAWA servo motor and servo drive control bag length precisely and stable speed, reducing electric consumption.
  • Bag length and production speed can be set easily on the touch screen.
  • One set German made SICK photocell for accurate printed bags.
  • Up and down sealing and perforating device.
  • Two triangle folders after flat bottom sealed for making finished roll with small width.
  • Two sets rewinding shafts turret can produce small quantity of bags per roll.
  • Folding types can be C, E, Z or Center.
  • Machine stops automatically when:
    1. Bags jammed.
    2. Film is finished or broken.
    3. Temperature below the setting.
    4. Print is not at correct position.

Model CW-800TR CW-1000TR CW-1200TR
Max Film Width (mm) 700 900 1100
Diameter of Film Roll (mm) Max. Ø 900 Max. Ø 900 Max. Ø 900
Bottom Sealed Width (mm) 300-700 400-900 500-1100
Bag Length (mm) 500-900 500-1100 500-1100
Thickness/Layer (mm) 0.015-0.035 0.015-0.035 0.015-0.035
Production Speed (meter/min) Max. 100 Max. 100 Max. 100
Width of Finished Roll (mm) 150-400 150-400 150-400
Diameter of Finished Roll (mm) Max. Ø 100 Max. Ø 100 Max. Ø 100
Power Required (kw) 25 30 35
Air Volume & Pressure 800 L/min
6 kg/cm2
800 L/min
6 kg/cm2
800 L/min
6 kg/cm2
Dimensions L x W x H (cm) 850 x 210 x 265 850 x 235 x 265 850 x 255 x 265
Net Weight (kg) 3500 4000 4500
Remark 2 Triangle folders 2 Triangle folders 2 Triangle folders

  • Copyright © CHAO WEI PLASTIC MACHINERY CO., LTD. 僑偉塑膠機械有限公司