ANDRITZ high-speed cutter-layboy for market pulp

The system can be operated in fully automatic mode controlled by the ANDRITZ BaleMatic pulp finishing control system. The ANDRITZ cutter-layboy is engineered for reliable operation even at highest speed with minimal maintenance requirements.

The ANDRITZ cutter-layboy is a fully automatic system for

• Receiving the pulp web from the air dryer
• Slitting the market pulp sheet in longitudinal direction
• Cutting the market pulp sheet in cross direction
• Stacking the sheets and wrappers on the main table of the layboy
• Weighing and/or counting the sheets during stacking
• Discharging the stacked sheets as bales to the baling line(s)

ANDRITZ cutter-layboy – main features

• Automatic tail threading
• Easy maintenance and short knife changing times
• Simple and reliable design
• Precise sheet cross-cuts due to the helical design of the fly knife (scissors cut)
• Fly knife equipped with two knives
• Accurate knife clearance micro adjustment with high-precision spindles
• No temperature deflection at the cross-cutter due to anvil heating and fly knife heating system
• Automatic plug-removal for low down-time
• Low bale weight variations due to automatic discharge system controlled by weighing system or sheet counting
• Short changing time between producing sheets to producing wrappers
• Noise protection hood
• Dust removal system

With a speed of up to 300 m/min and a maximum width of more than 9.4 m, the ANDRITZ cutter-layboy meets the requirements of any state-of-the-art market pulp drying and pulp baling line.

ANDRITZ BaleMatic pulp finishing control system

The ANDRITZ BaleMatic has been developed specifically for pulp finishing systems. A fully automatic PLC (Programmable Logic Controller) system for high reliability controls the BaleMatic. Sophisticated programming ensures optimum results for time-critical machine functions, as well as safe and comfortable operation of the equipment. Production and system data are transmitted to a DCS or mill-wide information system via an interface. BaleMatic uses standard field bus technology.

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