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Pressed Insulating Board

What is Pressed Insulating Board?

Pressed insulating board, also known as PRESSPAN, is a material produced through the pressing of pure cellulose, a process that removes glues and additives to achieve a product of high dielectric quality. Pressed board is primarily used in the electrotechnical industry for its insulating properties, essential for protecting electrical components in challenging operational conditions. With its low porosity and high density, PRESSPAN provides an effective barrier against electrical conduction and heat dissipation, making it crucial for electrical machinery and transformers.

Technical Properties of Pressed Insulating Board

Pressed insulating board stands out for a series of technical features that make it particularly suitable for electromechanical applications, including:

Tensile Strength

The material ensures structural strength along both the longitudinal and transverse axes, which is essential when used in components subjected to constant mechanical stress.

Oil Absorption

Pressed board can absorb a certain amount of oil, further enhancing its performance as an insulator in oil-cooled electric transformers.

Thermal Resistance

PRESSPAN can withstand high temperatures without losing its insulating properties, making it suitable for electrical equipment operating in high-temperature environments.

Industrial Applications

Applications of Pressed Insulating Board

One of the most common uses of pressed insulating board is in the electric transformer industry. Its ability to maintain an efficient insulating barrier between coils and other electrical components makes it essential in power transformers, where safety and short-circuit prevention are critical.

 

Moreover, PRESSPAN is widely used for insulating motors and electric generators, as it can support high voltages while maintaining dielectric integrity even under extreme operating conditions.

BENEFITS

The Electromechanical Sector

Pressed insulating board offers numerous operational benefits. Its dense and uniform structure allows for excellent mechanical resistance and durability, reducing the need for frequent maintenance. Additionally, as a lightweight and easily workable material, it is ideal for customization processes and can be cut and shaped to fit specific components. This reduces production costs and enhances the operational efficiency of the equipment in which it is installed.

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