Industrial-Grade Silicon Carbide Ceramic Rod for High-Temperature Reliability by ADCERAX®
The Silicon Carbide Ceramic Rod category focuses on stable thermal performance and dimensional consistency under demanding operating cycles.
Long-cycle manufacturing lines across ceramics, glass, metallurgy, and chemical systems benefit from consistent performance in continuous operations.
For project-driven sourcing or custom specifications, contact ADCERAX® to obtain engineered solutions that match your operational needs.
0.5–1.0 mm
Straightness Control
What Is a Silicon Carbide Ceramic Rod?
A Silicon Carbide Ceramic Rod is a sintered SiC-based structural component designed for continuous operation in high-temperature and corrosive environments. The rod maintains dimensional stability under thermal cycling and mechanical loading. Its microstructure supports minimal thermal expansion and strong resistance to oxidation and chemical attack.
SiC Ceramic Rods are widely used in furnace assemblies, mechanical structures, and industrial processing equipment.
Technical Specification of ADCERAX® Silicon Carbide Rod
Technical parameters define the performance envelope of a Silicon Carbide Ceramic Rod in continuous industrial operation. The following specification outlines commonly required engineering properties for furnace, mechanical, and corrosive-atmosphere environments.
| Material | Reaction-Bonded Silicon Carbide (RBSiC) / Sintered Silicon Carbide (SSiC) / Recrystallized SiC (RSiC) |
| Density | 2.60–3.10 g/cm³ |
| Maximum Continuous Operating Temperature | 1350–1600°C |
| Thermal Expansion Coefficient (CTE) | 4.0–4.5 × 10⁻⁶ /K |
| Thermal Conductivity | 20–120 W/m·K |
| Flexural Strength | 150–350 MPa (RT), stable at elevated temperatures |
| Elastic Modulus | 300–420 GPa |
| Hardness | HV 2000–2400 |
| Corrosion Resistance | Stable in acid, alkaline, salt, and oxidizing atmospheres |
| Straightness / Dimensional Characteristics | Long-axis deviation minimized through controlled sintering and machining |
Properties of ADCERAX® Silicon Carbide Ceramic Rod
A Silicon Carbide Ceramic Rod exhibits thermal, chemical, and mechanical characteristics that support demanding industrial duty cycles. Stable material behavior enables long-term performance in multi-sector furnace and process environments.
Thermal Stability & Low Expansion
Thermal cycling conditions are supported through stable SiC lattice behavior.
-
Strength At 1500°C:
Mechanical capacity retained near 1500°C operation. -
CTE Around 4.2×10⁻⁶/K:
Low expansion reduces thermal distortion under load. -
Shock Tolerance Up To 800°C:
Sudden 800°C shifts resisted without cracking.
Mechanical Strength & Dimensional Control
Structural loads in continuous production are managed through high rigidity.
-
Flexural Strength Near 300 MPa:
Bending resistance maintained in long-span setups. -
Hardness About HV2200:
Surface durability preserved during abrasive contact. -
Straightness Within 0.8 mm/m:
Long-axis deviation controlled for furnace alignment.
Chemical & Oxidation Resistance
Aggressive furnace atmospheres are tolerated through stable SiC chemistry.
-
Oxidation Limit Near 1550°C:
Oxide scaling minimized during long exposure cycles. -
pH 2–12 Stability Range:
Acid–alkali resistance maintained across processing. -
Corrosion Rate Below 0.02 mm/y:
Minimal degradation in salt-bearing atmospheres.
Structural Versatility Across Industrial Systems
Multi-sector systems incorporate sic rods silicon carbide components for stable function.
-
Lengths Up To 2500 mm:
Extended spans supported in furnace conveyors. -
Diameter Options 6–60 mm:
Dimensional range adapts to system interfaces. -
End-Machining Repeatability ±0.1 mm:
Precision interfaces achieved for OEM integration.
ADCERAX® Silicon Carbide Ceramic Rod Product Showcase
Silicon Carbide Ceramic Rod supports multi-sector furnace, conveying, and mechanical system requirements through stable material behavior.
- High-temperature operation sustained to 1600°C without structural deformation.
- Low thermal expansion minimizing bending deviation during furnace heating cycles.
- Corrosion-resistant performance supporting acidic or alkaline industrial atmospheres.
Need Silicon Carbide Ceramic Rod Assistance from ADCERAX®?
Comprehensive sourcing guidance for Silicon Carbide Ceramic Rod selection is available to support furnace, mechanical, and corrosive-environment applications. Engineering-driven evaluation enables precise alignment between operational requirements and SiC rod specifications.
Industrial projects involving high-temperature, high-load, or chemically reactive systems require stable material characteristics and accurate geometric control. Tailored solutions from ADCERAX® ensure compatibility with equipment interfaces, performance goals, and sector-specific operating conditions.
Applications of SiC Rod Across High-Temp & Mechanical Systems
The deployment of a Silicon Carbide Ceramic Rod spans mechanical transmission systems, high-temperature kilns, and corrosive processing lines requiring dimensional stability. Reliable performance at 1300–1600°C supports continuous operation across multiple industrial sectors.
SiC Rods in Mechanical Shafts & Structural Components
A SiC Rod operates as a transmission shaft, roller, support bar, or hydraulic rod in precision mechanical assemblies.
-
High-load Axial Rigidity:
Stiffness supports 50–180 kg loading with minimal bending deviation. -
Low-Expansion Thermal Stability:
Straightness variation stays within 0.5–1.0 mm during heat cycles. -
Long-Cycle Abrasion Durability:
Surface integrity remains stable beyond 10,000–20,000 rotations.
SiC Ceramic Rods in Kiln Conveying & Support Systems
A SiC Ceramic Rod serves as a roller, kiln rod, or support bar inside roller kilns and sintering furnaces.
-
High-Temperature Structural Integrity:
Stable operation is maintained at 1350–1600°C across repeated cycles. -
Controlled Mid-Span Deflection:
Bending remains within 0.5–0.8 mm under 80–150 kg loads. -
Stable Surface During Firing:
Glaze adhesion remains low after 500+ furnace cycles.
Silicon Carbide Rods in Glass Annealing & Tempering Equipment
A silicon carbide rod ensures controlled support and thermal transfer in annealing, bending, and tempering furnaces.
-
Heat-Cycle Dimensional Stability:
Deviation stays below 0.5 mm at 1200–1400°C operation. -
Efficient Thermal Uniformity:
Conductivity of 20–120 W/m·K maintains ±3–4°C variation. -
Vapor-Resistant Surface Performance:
Surface smoothness is preserved after 12–20 months of vapor exposure.
Silicon Carbide Ceramic Rods in Metallurgical and Chemical Processing
A Silicon Carbide Ceramic Rod acts as a guide rod, positioning bar, or stirrer shaft in corrosive and reactive systems.
-
Long-Term Corrosion Stability:
Surface retention persists for 12+ months in acid or alkaline atmospheres. -
High-Strength Load Capacity:
Flexural strength of 150–350 MPa sustains repetitive mechanical cycles. -
Precision Straightness Retention:
Deviation remains within 0.5–0.8 mm for accurate alignment.
One-Stop Custom SiC Ceramic Rod Supplier for Industrial Projects
ADCERAX® Integrated One-Stop Service System
A coordinated engineering workflow enables accurate alignment between application conditions and Silicon Carbide Ceramic Rod specifications prior to manufacturing.
Early-stage technical validation reduces design risks and ensures stable integration into mechanical, furnace, and corrosive-environment systems.
-
Engineering Requirements Clarification:
A detailed evaluation process translates incomplete or non-standard drawings into manufacturable geometries for furnace or mechanical assemblies. -
Thermal & Load Profile Matching:
Operating temperatures, thermal gradients, and load paths are analyzed to verify the suitability of silicon carbide reaction bonded rod or pure Silicon Carbide Ceramic Rod in each environment. -
Tolerance & Interface Optimization:
Critical dimensions, straightness windows, and end-connection interfaces are refined to prevent assembly deviation or misfit during installation. -
Failure-Mode Prevention Analysis:
Risks such as bending drift, thermal shock, glazing adhesion, and corrosion-induced roughness are reviewed before production begins. -
Custom Geometry Planning:
Non-standard rod shapes, stepped ends, internal bores, or keyed surfaces are validated for manufacturability through pre-machining feasibility checks. -
Material-Grade Selection Support:
RBSiC, SSiC, or recrystallized SiC grades are selected according to the specific temperature band, corrosion conditions, or mechanical duty cycles.
Industrial Manufacturing Capabilities for High-Performance Silicon Carbide Ceramic Rods
Robust production capacity enables consistent manufacturing of Silicon Carbide Ceramic Rod batches with controlled tolerances and stable high-temperature material behavior. Scalable furnace systems, precision machining lines, and metrology equipment support industrial buyers requiring reliable long-axis structural components.
| Manufacturing Capabilities Overview | |||
|---|---|---|---|
| Capability | Description | ||
| High-Temperature Sintering Furnaces | Multiple 1600–1750°C industrial furnaces enabling RBSiC/SSiC/RSiC rod sintering in consistent thermal profiles | ||
| Large-Length Rod Forming | Support for rod lengths up to 1500–2500 mm depending on material grade and geometry | ||
| CNC Precision Machining | Multi-axis CNC lines achieving OD tolerances of ±0.05–0.10 mm and end-form accuracy for custom geometries | ||
| Long-Axis Straightness Control | Post-sintering correction process maintaining 0.5–1.0 mm per meter straightness range | ||
| Surface Finishing Systems | Dedicated grinding and sand-blasting units producing Ra 0.8–1.6 µm finish for conveying or structural applications | ||
| Metrology & Dimensional Scanning | Laser scanning systems measuring OD, ID, runout, and straightness with ±0.02 mm resolution | ||
| Thermal Cycling Verification | Test chambers supporting 300–600 thermal shock cycles for SiC rod performance validation | ||
| Material Purity Control | Raw material screening ensuring RBSiC/SSiC batches with 98.5–99.5% purity depending on grade requirements | ||
customized silicon carbide rods supplier
We specialize in customizing silicon carbide rod with special sizes, tight tolerances, and complex features. OEM and small-batch support available.
Customization Options
Extra-large / Extra-small diameters, non-standard thicknesses, and ultra-long / ultra-short lengths.
Provide higher - level dimensional accuracy and concentricity control than the standard.
Flanges, steps, threads, drilling holes, grooves, etc.
Adjust the material according to the application requirements.
Polish and grind the surface to achieve a specific surface roughness.
Customization Process
Send us your drawing, CAD file, or physical sample with material grade, dimensions, tolerances, and quantity. Our engineers will evaluate the design and provide a detailed quotation with lead time and pricing.
Once the quote is approved, we proceed with sample prototyping (1–50 pcs) if needed, for testing and validation.
After sample approval or direct confirmation, we begin batch manufacturing using CNC machining, sintering, and polishing. All parts undergo dimensional checks, material purity testing, and surface finish inspection.
Finished products are securely packed and shipped via DHL/FedEx/UPS or your preferred method. We support global delivery with full documentation.
Technical FAQs About Silicon Carbide Ceramic Rod
A Silicon Carbide Ceramic Rod retains structural integrity because its low thermal expansion (4.0–4.5×10⁻⁶/K) minimizes thermal stress accumulation. High bonding strength and stable grain structure prevent creep during prolonged high-temperature operation. These characteristics allow consistent performance in kilns, glass furnaces, and metallurgical equipment.
A Silicon Carbide Ceramic Rod features an elastic modulus above 300 GPa, which suppresses bending under 80–150 kg loading. Dimensional deviation typically remains within 0.5–1.0 mm per meter when operated in continuous thermal cycles. This helps maintain alignment in transmission shafts, rollers, and kiln support bars.
Its strong covalent Si–C bonding and chemically inert surfaces maintain stability in acidic, alkaline, or chloride-rich environments. Degradation rates remain low even at 800–1200°C, supporting long service cycles. This enables reliable performance in chemical reactors, gas-phase corrosion chambers, and metallurgical work zones.
The non-wetting behavior of SiC surfaces reduces chemical interaction with molten glazing materials. Stable oxidation layers prevent the formation of sticky compounds during 300–600 furnace cycles. This lowers maintenance frequency and reduces sticking events in ceramic firing lines.
Metal rods often suffer oxidation, creep, and dimensional drift above 900–1100°C, whereas a Silicon Carbide Ceramic Rod maintains shape and strength above 1350°C. Low deformation rates prevent roller misalignment. This improves transport stability for glass sheets, ceramic tiles, and sintered components.
Low creep behavior and high stiffness maintain displacement accuracy across repeated cycles. Straightness deviations typically remain below 0.8 mm throughout long-term thermal exposure. This ensures repeatable measurements in metrology instruments or thermal-expansion test rigs.
Finishes may include as-sintered, ground, or sand-blasted surfaces, supporting Ra 0.8–1.6 µm ranges. Controlled roughness enhances grip or reduces friction depending on application needs. This improves performance in hydraulic shafts, rollers, or mechanical guide components.
Its low thermal expansion and high thermal conductivity distribute thermal gradients evenly. These characteristics reduce the probability of thermal shock failure during 200–500 rapid cycles. This reliability is critical for roller kilns and rapid-heating glass lines.
Get in touch with us
We believe that Adcerax will become your best partner!
Please fill in your contact information in the form or call us.
*Our team will answer your inquiries within 24 hours.
*Your information will be kept strictly confidential.
Partner with ADCERAX for Refractory SiC Ceramic Rods
Looking for a reliable silicon carbide rods supplier? Let us help you with your next project.
info@adcerax.com
Tel.:
+(86) 0731-74427743
WhatsApp:
+(86)19311583352
Within 24 hours
