Why The Aluminum Silicate Fiber Boards Smoke And Turn Brown At High Temperature?

Jan 08, 2024

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In the fields of construction and industry, aluminum silicate fiberboard is widely used as an efficient insulation material in various high-temperature environments. However, some users have found that fiberboard produces smoke during use. In response to this issue, this article will delve into the causes of smoke production in fiberboards to help users better understand and use this material.

 

In the process of using aluminum silicate fiberboard, once its temperature exceeds the tolerance temperature of the binder (usually 200 ℃), the organic binder will undergo high-temperature oxidation reaction. During this process, organic binders will release smoke like substances. These substances rapidly oxidize at high temperatures, forming oxides and releasing heat. As the oxidation process progresses, the original white aluminum silicate fiberboard will gradually turn brown.

 

If the engineering or kiln environment requires that this situation cannot occur, aluminum silicate fiber inorganic board can be selected, without organic adhesive, high temperature smokeless and odorless, and can achieve higher mechanical strength when used at high temperatures.

 

Aluminum silicate fiber inorganic board has been widely used in laboratory kilns, semiconductor process processing, dispersed furnaces in the photovoltaic industry, glass and ceramic industries, and it is more suitable for processing into special shapes, providing more possibilities for high-temperature industries. 

 

Zhuqing company developped and produced Aluminum slicate inorganic board  in China, being the earliest and largest production capacity in China, stable higher quality exported to Europe, USA and East Asia market, please feel free to contact us for more information.