A4 Paper Reams Making Machine: From Jumbo Rolls to Finished Reams

1. Introduction
   The A4 paper reams making machine is a specialized production line designed to convert large jumbo rolls into standard A4-sized paper reams. With a jumbo roll width of 1100mm, this system efficiently processes paper for office, printing, and commercial use, ensuring high precision and consistency.
2. Unwinding Stage
   The process begins with the unwinding of the 1100mm-wide jumbo roll. The unwinder unit holds the large roll securely and feeds the paper continuously into the next stage. Automatic tension control ensures smooth and tear-free feeding, maintaining consistent paper quality.
3. Slitting Process
   The 1100mm web is then slit into narrower widths corresponding to A4 paper (210mm). Precision rotary slitters cut the paper into multiple parallel strips. For 1100mm, up to five A4-width strips can be produced per pass, maximizing material utilization.
4. Cutting to Length
   After slitting, the continuous strips enter the A4 cutting machine. Here, a guillotine or rotary cutter trims the paper into standard A4 length (297mm). High-speed sensors and encoders ensure exact dimensions and square edges, meeting international standards.
5. Stacking and Counting
   Cut A4 sheets are conveyed to a stacking unit, where they are neatly aligned and piled. An electronic counter ensures each stack contains exactly 500 sheets, forming one ream. Stacking precision prevents misalignment and curling.
6. Packaging and Output
   Finally, the completed reams are wrapped with protective paper or film, often using automated packaging machines. Labels are affixed for branding and specifications. The finished A4 reams are then palletized for storage or shipment.
7. Conclusion
   From 1100mm jumbo rolls to pristine A4 reams, this automated line ensures efficiency, accuracy, and high output. It is ideal for paper mills and converters aiming to meet global demand for standard office paper.