Small Roll Rewinders KRO
The KRO is a rewinder specifically designed for the production of small rolls. It is a fully automatic slitter rewinder machine for a wide range of small paper rolls and paper based laminated films.
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Technological solution scope
Integration of several processes in a single production line with the following units:
- Shaftless unwinder.
- Longitudinal slitting unit by pneumatic knives.
- Rewinding according to final roll predefined diameter or roll length using run meter control.
- Automatic high accuracy cross-cutting unit.
- Fully automatic inner core/tube loader.
- Automatic finished rolls labeling system
- Automatic finished rolls extraction unit.
Semiautomatic KRO
The Semiautomatic KRO is a rewinder specifically designed for the production of small rolls.
The KRO is fully equipped to achieve maximum efficiency and low downtimes, ensuring the highest quality, productivity and reliability. The modular design of this rewinder provides flexibility enabling the adaptability of a full range of different complements.
Technical data
Material weight
40/160 gr./m2 (25/100 lbs x 3,000 sq ft)
Working width
1100 mm. (44’’) /1.350 mm. (53’’)
Maximum master roll diameter
1200 mm. (48’’)
Master roll core diameter
70/76 mm. (2.75’’/3’’)
Maximum finishing roll diameter
270 mm (10.6’’)
Finishing internal core diameter
12/70 (0,5" /2,75")
Minimum cut width
25 mm. (1’’)
Top speed
340 m/min (1.155 ft/min)
Automatic KRO
The KRO Automatic is a rewinder specifically designed for small rolls processing. It is a fully automatic slitter rewinder machine for a wide range of small paper rolls and paper based laminated films.
The KRO is fully equipped to achieve maximum efficiency and low downtimes, ensuring the highest quality, productivity and reliability. The modular design of this rewinder provide flexibility enabling the adaptability of a full range of different complements.
Processes
- Printing unit for end warning line
- Edge trim removal system
- Automatic threading by air blade feed
- Automatic stop, pre selected in meters length or roll diameter
- Automatic glueing
- Automatic core loading
- Automatic rewind shaft change
- Full PLC control
- Touch screen panel view
- Online remote service connection
Technical data
Material weight
40/120 gr./m2 (25/192 lbs x 3,000 sq ft)
Working width
800 mm. (31,5’’) /1.100 mm. (44’’)/1.350 mm (53’’)
Maximum master roll diameter
1200 mm. (48’’)
Master roll core diameter
70/76 mm. (2.75’’/3’’)
Maximum finishing roll diameter
270 mm (10.6’’)
Finishing internal core diameter
12/70 (0,5" /2,75")
Sliting rolls width
From 40 to 220 mm . (1,5’’ to 8.6’’)
Top speed
400 m/min (1.312 ft/min)
Key Technology Achievements
- Fully automatic slitter rewinder machine for processing nonwoven material thicknesses from 45 to 120 gr/sqm.
- Final roll width between 500 and 1.100 mm.
- Lateral edge trimming.
- High speed production.
- Easy manage and fast changeovers, enabling to change slitting width in just 5-10 minutes.
Business Cases
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