From running length, core outer diameter and paper thickness. The Blumberg roll calculator does the maths online and free of charge.
Service –
roll calculator, expert advice and downloads
For more than 140 years, Blumberg has designed and produced specialty papers for special requirements. Our service starts before the order: with personal expert advice on material selection, with tools such as the roll calculator, and with downloads on quality and data protection. Get in touch: our team will find the right paper configuration for your application.
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Frequently asked questions about our service
The running length can be calculated from roll outer diameter, core diameter and paper thickness. The roll calculator on this page returns the result in metres.
Yes. Our team provides personal advice on paper grades, coatings, formats and adhesives, by phone at +49 2102 3803-0 or via the contact form.
We make paper do what you want
Our qualified team offers you a wide range of paper configurations tailored to your needs.
Timo Derichs