Place of Origin:Guangdong, China
Material Introduction:
Made from pressureless sintered silicon carbide (SiC), this ceramic rod offers high hardness, excellent wear resistance, thermal stability, low thermal expansion, and strong chemical corrosion resistance. It is suitable for precision structural applications where metal or conventional ceramic materials may fail. Learn more about our Silicon Carbide Ceramics.
Functional Features:
Ultra-high hardness, excellent wear resistance, high mechanical strength, good thermal conductivity, stable dimensions under high temperature, corrosion resistance, and long service life. Custom diameters, lengths, tolerances, surface finishes, and end structures can be produced according to drawings.
Application Industries:
Used in advanced machinery, semiconductor equipment, electronics, chemical processing, energy systems, industrial automation, precision fixtures, guide rods, shafts, pins, and wear-resistant structural parts. Related product categories include Precision Ceramic Components and Semiconductor Ceramic Parts.
Delivery Time:
Delivery time depends on product size, tolerance requirements, machining complexity, inspection standards, and order quantity. Please contact us with your drawing or specifications for a detailed lead time evaluation.
CERAMPRO silicon carbide ceramic rods are made from pressureless sintered silicon carbide (SSiC). They are designed for applications where metal parts wear, deform, or corrode too quickly. These rods are commonly used as guide rods, shafts, pins, support parts, and wear-resistant components in semiconductor equipment, precision machinery, chemical processing equipment, and other demanding industrial systems.
Material: Pressureless Sintered Silicon Carbide (SSiC / SiC)
SSiC is a dense silicon carbide ceramic material with high hardness, good wear resistance, high thermal conductivity, low thermal expansion, and strong resistance to many corrosive media. It is suitable for components that need to keep stable dimensions under heat, friction, chemical exposure, or continuous mechanical load. You can also view our full Silicon Carbide Ceramics category.
| Parameter | Technical Indicator | Remarks |
|---|---|---|
| Material Type | Sintered Silicon Carbide (SSiC) | Pressureless sintering grade |
| Density | ≥ 3.10 g/cm³ | High-density ceramic structure |
| Hardness | 25–28 GPa | Suitable for wear-resistant applications |
| Max Operating Temperature | 1600°C–1650°C | Stable in oxidizing atmospheres |
| Thermal Conductivity | 110–130 W/(m·K) | Good heat transfer capability |
| Flexural Strength | 380–450 MPa | Good mechanical strength for structural use |
| Elastic Modulus | 400–420 GPa | High rigidity and low deformation |
| Coefficient of Thermal Expansion | 4.0 × 10⁻⁶ /K | Low thermal expansion |
| Acid / Alkali Resistance | Excellent | Resistant to most corrosive media |
| Precision Tolerance | ±0.005 mm | After centerless grinding, depending on product size and structure |
| Custom Processing | Diameter, length, end structure, chamfer, groove, hole, surface finish | Produced according to drawings or samples |
| Material | Main Characteristics | Common Applications |
|---|---|---|
| Silicon Carbide Ceramic | High hardness, wear resistance, thermal stability, corrosion resistance, good thermal conductivity | Wear parts, high-temperature parts, chemical equipment parts, semiconductor equipment components |
| Alumina Ceramic | Good insulation, stable performance, wear resistance, cost-effective | Electrical insulation parts, general wear parts, ceramic tubes, rods, and plates |
| Zirconia Ceramic | Higher toughness, good strength, smooth surface finish | Precision mechanical parts, plungers, shafts, sleeves, and wear components |
| Silicon Nitride Ceramic | High strength, low density, good thermal shock resistance | Bearings, high-speed mechanical parts, thermal shock environments |
For more custom machined ceramic parts, you may also visit our Precision Ceramic Components and Semiconductor Ceramic Parts pages.
They are used for guide rods, shafts, pins, fixtures, support parts, and wear-resistant components in precision machinery, semiconductor equipment, chemical processing equipment, and high-temperature systems.
They are made from pressureless sintered silicon carbide, also called SSiC or SiC ceramic.
Yes. We can customize diameter, length, tolerance, surface finish, end structure, grooves, holes, and chamfers according to your drawing or sample.
For suitable rod structures, tolerance can reach ±0.005 mm after centerless grinding. The final tolerance depends on the size, length, structure, and inspection requirements.
Yes. SSiC has good thermal stability and low thermal expansion, making it suitable for many high-temperature mechanical and industrial applications.
Yes. Silicon carbide ceramic has strong resistance to many acids, alkalis, and corrosive media, so it is often used in chemical and harsh industrial environments.
Yes. CERAMPRO supports prototype production, small-batch orders, and custom OEM ceramic parts for equipment testing and engineering projects.
Yes. Depending on the design, we can provide grinding, drilling, grooving, chamfering, lapping, and polishing services.
SiC is often selected for wear, corrosion, heat, and dimensional stability. Alumina is more cost-effective for insulation and general wear parts. Zirconia is better when toughness is important. Silicon nitride is often used where thermal shock resistance and strength are required.
Please send drawings, dimensions, tolerance requirements, material requirements, surface finish, quantity, application environment, and any inspection standards. This helps us check manufacturability and quote more accurately.
