GRAPHALLOY Bushings and Bearings

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Wednesday, April 3, 2024

Bearings for Extreme High Temperatures

Many bearing materials claim to be high temperature performers, but on closer inspection, they can't perform in the temperatures required for ovens, furnaces, and more. But Graphite-metal alloys are true high temperature performers, with the ability to reach temperatures of 750°F (400°C) and higher. This material is used in steel mills, food ovens, heat treat furnaces, molten sulfur pumps, roasters, and more, due to its ability to handle extreme heat and stay self-lubricating. Learn more about how graphite-metal alloys can help your high temperature bearing application.

Graphite for Seals

GRAPHITAR® carbon is an ideal material for use as a sliding face within a mechanical seal configuration, operating successfully against counterfaces in materials such as Silicon Carbide , Tungsten Carbide and other ceramics. GRAPHITAR is a very hard material and extremely resistant to wear. It is lubricated by most fluids so that the medium being sealed can serve as the seal lubricant. GRAPHITAR’s permeability can be controlled to allow the lubricating medium to be metered to the sealing surface or to be impervious and fully “Leak Tight” to 6 BAR pressure of nitrogen.