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The thermally upgraded insulation paper is made from 100% electric grade unbleached pulp, and upgrading is achieved by adding nitrogen to the paperpulp. We supply thermally upgraded kraft paper for transformer insulation systems that require better thermal aging performance than standard kraft paper.

TUP is mainly used for winding insulation, conductor wrapping, layer insulation, and insulation components in oil-immersed transformers. Chengrui Insulation can offer both green and natural color thermally upgraded paper.

Main Features:

â??E-Class 120�°C certified heat resistance for reliable thermal endurance

â??100% electric-grade unbleached pulp ensures optimal dielectric purity

â??Cylinder-milled manufacturing delivers superior tensile strength (machine direction) and tear resistance (cross direction)

â??Excellent magnet wire wrapping capability with smooth, consistent performance

â??Fine-textured surface from pure materials provides exceptional dielectric strength


Type: Thermally upgraded paper (TUP)

Heat resistance: E Class 120�°C

Color: Green or Natural

Thickness(mm): 0.05,0.075,0.085 etc

Width: 1000mm or customized

Link: https://www.paperinsulation.com/insulation-paper/thermally-upgraded-insulation-paper.html
Email: inquiry@chrcn.com

Electrical insulation kraft paper is supplied in rolls with different thicknesses and customized widths. We can arrange slitting, sample testing, export packing, and technical confirmation based on the customer's application and production line requirements.

Chengrui Insulation is a Chinese electrical insulation kraft paper supplier supplying cable manufacturers, transformer factories, electrical equipment producers, insulation converters and industrial distributors worldwide.

Our electrical insulation kraft paper is produced from high-purity cellulose fibers and is widely used for cable insulation, conductor wrapping, transformer insulation systems and laminated electrical insulation materials.

Available in customized thicknesses, widths and roll formats, our products can be supplied according to customer drawings, technical specifications and production requirements.

Material: 100% purity sulfate insulating wood pulp

Forms: Available in various thicknesses (e.g., 50-200 um) and customized widths

Thickened Paper Pulp: Provides robust protection for delicate seafood.
Food-grade Material: Safe for direct food contact, ensuring quality.
Durable Cardboard: Enhances shelf life and prevents damage during transport.
Versatile Design: Suitable for various steak packaging needs.
Eco-friendly Packaging: Recyclable and biodegradable for sustainable use.