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The making of Electrical Brushes

Brushes are the most important part for transmission of electricity accomplished by sliding contacts in many electrical machines. Before, electrical motor brushes made from bundles of copper wires gave the name we still use today.

Today, we make brushes from carbon-based material that has good self-lubricating properties, relatively good electrical and thermal conductivity, high thermal and chemical resistance, and low density.

The manufacturing process is carried out by materials of raw carbon origin ...

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