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Silicon Nitride Si3N4 Ceramic Centering Pin/Location Dowel Pin for Automobile Welding
1 . Descriptions:
Silicon Nitride Si3N4 Ceramic is one kind of technical ceramic materials which has very good performance in high temperatrue, its mechanical strength can be kept up to 1200℃. Its hardness and wear resistance performance ranks high among all technical ceramic materials. It has high electrical resistivity, high dielectric constant and low dielectric loss, is a choice for electrical insulation. Furthermore, it has good chemical stability and resistance to oxidation. As a result, silicon nitride ceramic has the best comprehensive performance and most wide application in high temperature field.
2 . Applications:
Bearing balls and rollers
Cutting tools
Valves, turbocharger rotors for engines
Turbine blades
Diesel engine glow plugs
Molten metal handling
Thermocouple sheaths
Welding jigs, fixtures and nozzles
3 . Properties of Silicon Nitride (Si3N4):
Very low density
High wear resistance and corrosion resistance
High temperature resistance
Good flexural strength and high fracture toughness
Very good thermal shock resistance
Dimensional stability and aging resistance
Excellent sliding properties (tribology)
Biocompatibility (for use in hygiene and the food and beverage industry)
3 . More pictures
