MACHINERY | SLITTERS AND REWINDERS
25% lighter than typical 280g cores. “We also improved performance in term of
flexibility,” he added. “Our customers don’t need to stop or slow down the line when they want to change roll parameters (width or diameter) – thanks to the fully automatic core-loading system.” In addition, the ‘soft’ roll-unloading system
ensures high-speed unloading of each roll with no damage to the roll itself, he said.
Above: Colines has enhanced its AllRollex stretch film lines with a new winding system
winders help to raise performance, which. im- proves the quality of rolls while maintaining high production speed, said the company. “Our latest developments are related to the use
of special expanding shafts,” said Nicola Lombar- dini, R&D manager at Colines. “They can guarantee the highest quality when winding machine rolls using 800g cardboard cores, which are 20% lighter than the common 1kg cardboard cores used on our lines since 2013.” For manual rolls, the company set its new
standard to 220g for the cardboard cores – around
Embrace the cloud In a recent blog post Davis-Standard explained how a cloud-based platform can support unwind splicing and transfers on continuous web substrate processing lines. Consistent unwind splicing and winder transfers
are crucial to high productivity, said the company – especially for flexible packaging applications that are moving towards thinner web materials and faster production speeds. “There is little room for error when trying to achieve profitability and output goals,” said the company. “Each time an unwind or winder transfer failure occurs on a roll-to-roll web processing line, the line must be stopped – and you’re looking at an
IMAGE: COLINES
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