In the molten metal handling industry, hot-dip aluminising is a process for improving the metals' corrosion and wear resistant properties, Ceramic Hooks made of Silicon Nitride is used in this process. Si3N4 Ceramic is chemical inert, thermal shock resistant and non-wetted by most non-ferrous metals. Besides, 1200 degree C is the max. working temperature of Silicon Nitride Ceramic. So Si3N4 Ceramic Hooks is a cost effective choice for the application of hot-dip alumising. UNIPRETEC is able to manufacture a wide range of hooks, customized design is also available.
Advantages of Si3N4 Silicon Nitride Ceramic
Extreme hardness
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Light / low density
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High wear & corrosion resistance
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Non-wetted by molten metal
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Excellent thermal shock properties
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Coefficient of thermal expansion close to Silicon
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High working temperature up to 1200 degree C
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Technical Properties of Si3N4 Silicon Nitride Ceramic