Silicon Nitride(Si3N4)

‌ Silicon nitride ceramic ball ‌ is a kind of precision ceramics sintered at high temperature in non-oxidizing atmosphere, with high strength, high wear resistance, high temperature, corrosion resistance, acid and alkali resistance and other excellent properties. Its density is 3.20g/cm³, about 1/3 of the weight of bearing steel, small centrifugal force when rotating, suitable for high-speed operation. In addition, silicon nitride ceramic balls are also self-lubricating, suitable for non-lubricating media and high pollution environment. MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Silicon nitride ceramic substrate is a kind of high performance and high stability ceramic substrate material, mainly composed of silicon nitride powder synthesized by silicon and nitrogen elements adding a small amount of oxides and rare earth sintered ‌‌. It has the advantages of high hardness, high strength, low thermal expansion coefficient, low creep at high temperature, good oxidation resistance, high thermal corrosion performance, low friction coefficient, etc. ‌ is one of the best structural ceramic materials with comprehensive performance MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Silicon nitride ceramic structure is a kind of ceramic material composed of silicon and nitrogen elements, chemical formula Si3N4, with unique crystal structure and excellent physical and chemical properties ‌‌. Its basic structural unit is the tetrahedron [SiN4], the silicon atom is located in the center of the tetrahedron, surrounded by four nitrogen atoms, forming the form of one atom for every three tetrahedra, forming a continuous and sturdy network in three-dimensional space MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Silicon nitride ceramic bolt ‌ is a kind of bolt made of silicon nitride (Si3N4) material, which has excellent high temperature resistance, corrosion resistance and mechanical properties. Silicon nitride ceramic bolts perform well at high temperatures, maintain high strength at 1200 ° C, and only break down at 1900 ° C ‌. In addition, it also has good chemical resistance, able to resist almost all inorganic acids (except hydrofluoric acid) and less than 30% caustic soda solution ‌ MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Si3N4 Silicon Nitride has the most versatile combination of mechanical, thermal, and electrical properties of any technical ceramic material. It is a high performance technical ceramic that is extremely hard and has exceptional thermal shock and impact resistance. It surpasses most metals high temperature capabilities and has a superior combination of creep and oxidation resistance. Additionally, its low thermal conductivity and high wear resistance make it an excellent material that can withstand the toughest of conditions in the most demanding industrial applications. Si3N4 Silicon Nitride is an excellent choice when high-temperature and high-load abilities are needed.   MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Silicon nitride ceramic rods perform well in high temperature environments, have good heat shock resistance, and can maintain high strength and impact resistance at high temperatures. Its decomposition temperature is 1800℃ in the air, up to 1850℃ in nitrogen, and it will not break after being heated in cold water at 1000℃ ‌. Silicon nitride ceramics have high thermal conductivity and low coefficient of thermal expansion, which makes them have excellent heat shock resistance at high temperature ‌ MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Technial Ceramics are used to make the welding guide pins, which are used for projection welding and resistance welding in automotive industry. Ceramic pins are electrical insulated and high thermal shock resistant. Besides, they can be used up to 1,200 degree C. So they offer much longer service life and higher economic efficiency. MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Silicon nitride ceramic bearings can maintain stable mechanical properties at high temperatures up to 1400 ° C. Compared with traditional ceramics, silicon nitride ceramics show higher strength and toughness, and can withstand greater impact and loads ‌. MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Silicon nitride ceramic is a kind of made of silicon nitride (Si3N4) material, which has excellent high temperature resistance, corrosion resistance and mechanical properties. Silicon nitride ceramic perform well at high temperatures, maintain high strength at 1200 ° C, and only break down at 1900 ° C ‌. In addition, it also has good chemical resistance, able to resist almost all inorganic acids (except hydrofluoric acid) and less than 30% caustic soda solution ‌ MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

Si3N4 Silicon Nitride Ceramic is dark gray to black in color and can be polished to a very smooth reflective surface, giving parts with a striking appearance. The very high quality bodies developed for these demanding high reliability applications are available today and can be used in many mechanical, thermal and wear applications. What's more, Si3N4 Silicon Nitride is an electrical insulator and is not wet by nonferrous alloys. Silicon Nitride Ceramic is a rather expensive material, but it’s performance to cost benefit ratio is excellent in the applications where it can outperform the normally utilized materials with long life and very reliable low maintenance operation. MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

The Mohs hardness of silicon nitride ceramics is usually above 9, which makes it excellent in wear resistance and scratch resistance. enough to keep its physical and chemical properties stable at extreme high temperatures,the long-term operating temperature can reach 1200°C (short-term 1400°C), and it is suitable for environments with molten metals, glass or high-temperature gases. MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650

The Mohs hardness of silicon nitride ceramics is usually above 9, which makes it excellent in wear resistance and scratch resistance ‌, enough to keep its physical and chemical properties stable at extreme high temperatures, melting point of more than 2700℃, can still maintain good mechanical strength and dimensional stability at high temperatures. MATERIAL : Si3N4 DENSITY  : 2.8 COLOR  : Black / Blue / White HRDNESS(Mohs scale) : 9 MAX WORKING TEMPERATURE : 1650