Jennerjahn Core Cutter
The standard JLS model is utilized in high volume applications where automation is necessary. It can be used for a wide variety of roll products: kraft, butcher, house wrap, roofing materials, masking, plotter, engineering, counter, indented bogus, newsprint, laminating, doctor exam, flexible packaging, film and many more.
Specifications
Production / Cycle Time Estimates
150’ (45 Meters) = 24 Seconds
180’ (55 Meters) = 25 Seconds
328’ (100 Meters) = 29.5 Seconds
500’ (152 Meters) = 34 Seconds
750’ (228 Meters) = 40.5 Seconds
1000’ (305 Meters) = 47 Seconds
Critical Specifications:
Maximum Web Speed (1-Ply)……………………….2300 fpm (700 mpm)
Maximum Web Width (customer specified)….. 73 inches (1854 mm)
Maximum Unwind Roll Diameter………………… 60 inches (1524 mm)
Maximum Unwind Roll Weight…………………….5000 lbs. (2270 kg)
Minimum Rewind Diameter (smaller rewind diameter available)……………………… 2.50 inches (63.5 mm)
Maximum Rewind Diameter……………………….. 18 inches (450 mm)
Minimum Rewind Shaft O.D…………………………1.5 inches (38 mm)
Maximum Rewind Core O.D……………………….. 3.0 inches (76 mm)
Drawings and Documents
Jennerjahn Core Cutter
The Jennerjahn Core Cutter automatically cuts parent-length cores—up to 73 inches wide—into smaller widths to match the finished roll sizes required for slitting and rewinding. Designed for precision and flexibility, the Core Cutter allows customers to produce their own custom core lengths in-house, eliminating the need to purchase multiple core sizes from outside vendors.
About The Jennerjahn Core Cutter
The Jennerjahn Core Cutter automatically cuts parent-length cores—up to 73 inches wide—into smaller widths to match the finished roll sizes required for slitting and rewinding. Designed for precision and flexibility, the Core Cutter allows customers to produce their own custom core lengths in-house, eliminating the need to purchase multiple core sizes from outside vendors. The system can be seamlessly integrated as a pre-process to the JLS Slitter Rewinder for a fully automated production line.
Equipped with an automatic core hopper that holds up to 100 sets of cores, the machine advances and loads cores as needed for continuous operation. A three-shaft servo-driven turret enables efficient core loading, cutting, and off-loading, while the pneumatic knife assembly ensures clean, accurate cuts at high speeds. Trim removal and an integrated exit conveyor streamline material flow and keep operations clean and organized.
Built on a solid steel frame for long-term stability and precision, the Core Cutter also features an intuitive touchscreen operator interface with on-screen access to setup tools, diagnostics, drawings, and manuals. Remote internet access allows Jennerjahn’s service team to monitor and troubleshoot the machine as needed. With full guarding and safety interlocks, the Jennerjahn Core Cutter delivers exceptional performance, reliability, and safety for converting operations.
Specifications
Core ID
2.54 in.
Maximum Parent Core Length
73.00 in.
Minimum Parent Core Length
6.50 in.
Max Trim Ring
0.50 in.
Min Trim Ring
0.25 in.
Max Tube Wall Thickness
0.125 in.
Min Tube Wall Thickness
0.050 in.
Cut Length
2.0625 in.
Cycle Time Estimate
3 Cycles/minute
Custom specifications and options are available.
Markets
The standard JLS model slitter rewinder is utilized in high volume applications where automation is necessary. It can be used for a wide variety of roll products: Kraft, butcher, house wrap, roofing materials, masking, plotter, engineering, counter, indented bogus, newsprint, laminating, doctor exam, flexible packaging, film and many more.
