★Low thermal conductivity
★Low heat storage
★Lightweight
★Excellent thermal shock resistance
★Resistant to hot gas erosion      
★Easy to cut, handle, and install    
★Resists penetration by molten aluminum and other non-ferrous metals

Polycrystalline fiber boards have emerged as a versatile solution, finding extensive applications across diverse industries. In the metallurgical realm, they line the interiors of smelting furnaces, enduring scorching temperatures while ensuring minimal heat dissipation, thus supercharging the metal extraction and refinement processes. For the petrochemical sector, these boards form a crucial shield around reactors and pipelines, fending off both heat transfer and chemical corrosion, safeguarding the integrity of complex chemical reactions. The power generation field benefits immensely too, as they are integrated into boilers and turbines, enhancing energy conversion rates and dampening operational noise. In construction, they offer dual advantages of thermal insulation and fireproofing, making buildings more energy-efficient and compliant with safety codes. Even in specialized industries like glass and ceramics manufacturing, polycrystalline fiber boards prove indispensable, optimizing furnace environments to yield high-quality products. Their wide-ranging utility makes them a go-to choice for modern industrial and building applications alike.