Silicon Nitride Si3N4. The most common Ceramic balls available are Alumina Oxide (Al2O3), Silicon Nitride (Si3N4) and to a lesser extent Zirconium Oxide (ZrO2). These balls differ in properties and benefits.
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● Material: Silicon Nitride. Corrosion-resistant Bearing Material, Which Has the Characteristics of Corrosion Resistance, Can Be Used in Strong Acid, Strong Alkali, Inorganic, Organic Salt, Seawater and Other Fields.
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Heat-resistant: High strength and hardness, even at 1050 °C. High accuracy: Grade 5.
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Compared with steel, silicon nitride ceramic balls have lighter weight, lower friction coefficient, better motion performance, and a 50% higher elastic modulus. Moreover, the thermal expansion coefficient of silicon nitride is less than 25% of that of steel.
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Compared with steel, silicon nitride ceramic balls have lighter weight, lower friction coefficient, better motion performance, and a 50% higher elastic modulus. Moreover, the thermal expansion coefficient of silicon nitride is less than 25% of that of steel.
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Pursuit of Heartbeat From Details.
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Material: Si3N4 (Silicon Nitride). Item: Ceramic Diff Balls. The picture does not indicate the actual number of sales.
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DescriptionThese ceramic bearing balls are good for applications that require extreme rotation and require high performance bearing balls to meet the requirements.Lighter and stronger than tungsten carbide, these silicon nitride balls are diamond polished and will not shatter or melt under extreme conditions.Higher hardness than chrome steel balls. Vickers-hardness up to 1700HV.Widely useful for casters, drawer slides, bicycle hub, door locks, and more.
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