Six common industrial ceramic materials and their applications

Alumina ceramics are among the most widely used and cost-effective materials in industrial ceramics.

Key Features:

High hardness and wear resistance

Excellent electrical insulation properties

High temperature resistance and chemical corrosion resistance

Mature manufacturing process, suitable for mass production

Typical Applications: Mechanical wear-resistant parts, electronic insulating parts, industrial structural parts, and automation equipment components

Zirconia ceramics are known for their high strength and high toughness, and are representative of advanced ceramic materials.

Key Features:

High fracture toughness, not easily brittle

Excellent wear resistance

Coefficient of thermal expansion close to that of metals

Enables high-precision machining

Typical Applications: Precision shafts, wear-resistant sliders, structural supports, high-end industrial components

Silicon nitride ceramics are structural ceramics with outstanding comprehensive performance, suitable for high load and high reliability conditions.

Key Features:

High strength, low density

Excellent wear resistance and thermal shock resistance

Stable performance at high temperatures

Suitable for high-speed and impact environments

Typical Applications: Ceramic nozzles in automotive manufacturing, high-speed bearing components, parts for new energy and automation equipment

Silicon carbide ceramics are known for their ultra-high hardness and resistance to extreme working conditions, and are often used in high-wear and highly corrosive environments.

Key Features:

Extremely high hardness and excellent wear resistance

Good corrosion resistance

High thermal conductivity and high temperature resistance

Strong chemical stability

Typical Applications: Mechanical seal rings, pump and valve components, high-temperature wear-resistant parts, chemical equipment parts

Aluminum nitride ceramics are a type of functional ceramic material that combines high thermal conductivity with electrical insulation properties.

Key Features:

Extremely high thermal conductivity

Excellent electrical insulation properties

Coefficient of thermal expansion close to silicon

Suitable for electronic and semiconductor applications

Typical Applications: Power electronics heat sinks, semiconductor packaging substrates, LED and new energy electronic modules

Machinable ceramics typically refer to Macor® machinable glass ceramics, which are special ceramic materials that can be directly machined.

Key Features:

Can be machined using conventional CNC equipment

No post-sintering superhard machining required

Good dimensional stability and high machining efficiency

Excellent electrical and thermal insulation properties

Typical Applications: Insulating components for semiconductor and electronic devices, automated jigs and fixtures, laboratory and R&D equipment components