Nova E - pulp grade for electrical insulation papers
UKP Nova E is a high purity unbleached softwood kraft pulp developed specifically for electrical insulation papers and boards. Designed to meet the highest requirements for cleanliness, low electrical conductivity, and mechanical strength, Nova E supports long term performance in demanding electrical applications.
Nova E is engineered for electrical insulation performance
With extremely low electrical conductivity, high cleanliness and mechanical strength, Nova E is a high-performing choice for customers seeking a reliable solution in applications such as transformer boards, cable papers, battery separator papers, and capacitor papers. It is ideally suited for long-lasting applications such as batteries, capacitors and power transformers, where insulation must maintain high performance for years under demanding conditions.
Key benefits
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Low electrical conductivity
Ideal for demanding electrical insulation -
High purity
Low shive content -
Superior fiber strength
Ensures durability and resilience -
Resource-efficient production
No bleaching chemicals and a 30% lower carbon footprint compared to the bleached pulp equivalent. -
Good processability
Saving refining energy
Innovation from forest to fiber
Nova E is produced at Stora Enso’s Enocell Production Unit using clean freshwater from a lake-side mill environment. The wood used in production is responsibly sourced from sustainably managed Nordic forests, ensuring full traceability and long-term resource stewardship. Recent investments in processing technology, particularly in advanced washing and screening, have significantly enhanced pulp purity. The result is a consistent, high-quality unbleached kraft pulp that meets the strict performance requirements of demanding electrical applications.
Nova E offers a sustainable, high-performing solution for customers seeking reliability and environmental responsibility in products such as transformer insulation, cable paper, and other electrical-grade materials.
A future-ready solution
Nova E combines high performance with environmental responsibility, making it a reliable choice for future-focused manufacturers in the electrical sector. Stora Enso’s strategic investment in UKP production at the Enocell Production Unit demonstrates a clear commitment to serving the evolving needs of the electrical insulation paper market, whilst leaning on extensive and long-standing experience in pulp production. With a strong commitment to continuous improvement, Stora Enso provides comprehensive technical support to ensure customers get the most out of the new pulp grade.
Applications
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Transformer board and pressboard
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Capacitor papers
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High-performance cable paper
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Electrical laminate substrates
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Industrial insulation materials
Responsible fiber sourcing
All Stora Enso kraft pulp grades, bleached and unbleached, come from traceable sources and sustainably managed forests, and are available with FSC® and PEFC certification. Moreover, our pulps have been inspected for Nordic Swan Ecolabel and EU Ecolabel criteria.
In the Nordics, our production units use pine and spruce from privately owned forests. Each harvested area is regenerated, securing the long-term availability of renewable wood raw material.
As a global sustainability leader, Stora Enso continues to set ambitious environmental and social targets, advancing a more circular bioeconomy.
*** FSC trademark is C116608. Storaenso Biomaterials PEFC trademark license is PEFC/02-31-298.
