In the “high-temperature battlefield” of modern industry, traditional metal materials often face challenges such as softening deformation, oxidation and corrosion. And a new type of material calledsilicon carbide ceramicis quietly becoming the core guardian of high-temperature equipment with its three major abilities of “high temperature resistance, anti agitation, and fast heat transfer”.
1、 The true ability to withstand high temperatures
Silicon carbide ceramics inherently possess the ability to resist extreme temperatures. Its atoms are tightly connected through strong covalent bonds, like a three-dimensional network woven from steel bars, which can maintain structural integrity even in high temperature environments of 1350 ℃. This characteristic makes it easily capable of long-term high-temperature operations that metal materials cannot withstand, making it an ideal choice for fields such as kiln lining and spacecraft thermal protection.
2、 The ‘protective shield’ against oxidative corrosion
Under the dual pressure of high temperature and corrosive media, ordinary materials often peel off layer by layer like rusted iron. The surface of silicon carbide ceramics can form a dense protective layer of silicon dioxide, like covering oneself with invisible armor. This “self-healing” feature enables it to resist high-temperature oxidation at 1350 ℃ and resist erosion from molten salt, acid and alkali. It maintains a guardian posture of “no powdering, no shedding” in harsh environments such as garbage incinerators and chemical reactors.
3、 The ‘courier’ of heat
Unlike the “hot and humid” characteristics of ordinary ceramics, silicon carbide ceramics have thermal conductivity comparable to metals. It is like a built-in heat dissipation channel, which can quickly transfer the accumulated heat inside the device to the outside. This “no heat hiding” feature effectively avoids material damage caused by local high temperatures, making high-temperature equipment operate safer and more energy-efficient.
From industrial kilns to photovoltaic silicon wafer sintering furnaces, from large radiation tubes to high-temperature nozzles, silicon carbide ceramics are reshaping the technological landscape of high-temperature industry with their comprehensive advantages of “durability, stability, and fast transmission”. As a technology service provider deeply involved in the field of advanced ceramics, we continue to promote breakthroughs and innovations in material performance, allowing more industrial equipment to maintain a “calm and composed” operating state in extreme environments.
——Breaking through the temperature limit of materials, we walk with technology!
Post time: May-09-2025