Uses of Crepe Paper: Technical Insulation with Structural Flexibility
The uses of crepe paper in the electrical field rely on high-purity kraft paper processed through creping to achieve superior elongation and wrapping capacity. This makes it ideal for adapting to the geometry of conductors, coils, transformer cores, or terminals, ensuring continuous coverage without compromising the dielectric strength of the system.
Traditional and Expanding Uses of Crepe Paper in Electrical Applications
Transformer Insulation
One of the most common uses of crepe paper is as an insulating layer in power transformers. Its rough texture allows it to tightly wrap conductors and maintain safe spacing between windings, withstanding both mechanical and thermal stresses over time.
Protection in Connections and Windings
In motor windings, inductors, and various electrical devices, the uses of crepe paper include serving as an insulating barrier between layers or as an external wrap, providing flexibility and preventing partial discharges.
Insulating Tubes and Cylinders
Another significant area within the uses of crepe paper is the manufacturing of tubes and cylinders for insulation between metal parts in transformers and reactors. These components offer high dimensional stability and excellent compatibility with dielectric fluids.
Current Trends in the Uses of Crepe Paper
Replacement of Plastic Materials
One of the key trends in the uses of crepe paper is the gradual replacement of synthetic insulators with cellulose-based crepe paper, which is more sustainable, recyclable, and compatible with traditional oil impregnation processes using mineral or vegetable oils.
Optimization of Thickness and Creping Levels
The electrical industry increasingly demands uses of crepe paper with strict tolerances in basis weight, elongation, and roughness. This control allows improved compactness and better performance under axial pressure in large-scale transformers.
Use in Eco-Friendly Encapsulation Solutions
The rise of transformers using vegetable-based dielectric fluids has driven the uses of crepe paper free from contaminating additives and with high absorption capacity, helping to develop more sustainable equipment with reduced environmental impact.
Technical Customization and Tailored Formats
Manufacturers of electrical components now request uses of crepe paper in special widths, pre-cut formats, or custom reels to adapt to new geometries and automated processes, reducing waste and improving assembly efficiency.
Technical Advantages of the Uses of Crepe Paper in Electrical Applications
- High transverse elongation (up to 300%), allowing adjustment to irregular geometries.
- Excellent impregnation with dielectric oils, improving insulation against discharges.
- Thermal stability up to 105°C (Class A), suitable for continuous-use equipment.
- Electromechanical compatibility: maintains dielectric properties under pressure and in vibratory environments.
- Low surface conductivity, ideal for preventing tracking or corona effects.
Uses of Crepe Paper by Arrosi: Designed for Demanding Electrical Environments
At Arrosi, we produce crepe paper for the electrical industry that meets the strictest sector requirements:
- Base weights from 50 to 120 g/m²
- Controlled creping levels (elongation from 10% to 300%)
- Reels and strips in custom widths starting from 10 mm
- Compatible with mineral oil, vegetable oil, and synthetic esters
- Free from metallic impurities, with high cellulose purity
Additionally, every batch undergoes tensile, elongation, dielectric strength, and permeability testing to ensure consistent performance in critical electrical environments.
Buy Crepe Paper from Arrosi
The uses of crepe paper are more relevant than ever as the electrical industry evolves towards safer, more adaptable, and more sustainable systems. Its technical development has enabled its application not only in traditional uses like transformer insulation but also in new eco-friendly encapsulation solutions and automated processes.
At Arrosi, we design customized crepe paper solutions for electrical component manufacturers, delivering technical reliability, industrial adaptability, and environmental commitment. If your company seeks to optimize electrical processes with certified, functional materials, the uses of crepe paper are the answer.
