Key Features of Silicon Carbide Bars
- Ensuring longevity in high-temperature kiln environments.
- Maintain structural integrity under heavy loads at elevated temperatures.
- Withstand rapid temperature changes without cracking or degrading.
- Minimal expansion reduces the risk of structural deformation under heat.
- Resist chemical corrosion, maintaining integrity in aggressive kiln atmospheres.
Silicon Carbide Bar for Industrial Kilns
Silicon carbide bars are of lightweight, durable construction with superb wear resistance in abrasive conditions. Application in kiln systems delivers improved operational efficiency and longevity, eliminating the usual issues of wear and thermal degradation.

High-Performance Silicon Carbide Bar for Thermal Processing Industry
Silicon carbide bars are essential components in high-temperature kiln operations, offering exceptional performance due to their unique material properties.

Structural component in kilns, providing high strength and thermal stability.

Offers superior thermal shock resistance and is ideal for high-temperature applications.
Functions as a high-temperature heating component in furnaces and kilns.

Provides structural support in kiln setups, maintaining integrity under load.
Application of Silicon Carbide Bar
High-purity SiC bars and rods provide reliable structural support and excellent resistance to thermal shock and corrosion in industrial furnaces, ensuring long service life and stable performance under extreme conditions.
Serve as beams and supports in kilns, offering high thermal conductivity and strength to withstand extreme firing temperatures.
Silicon carbide heater bar is utilized in furnaces for metal processing.
- Structural Supports in Chemical Processing Equipment
In chemical industries, employed for their chemical inertness and mechanical strength, maintaining integrity in aggressive environments.
- Heat Exchangers in Energy Production
Silicon carbide rods are used in heat exchangers within power plants, facilitating efficient heat transfer due to their high thermal conductivity.
Why Choose Newthink Silicon Carbide Bars?
Choosing Newthink means choosing stable quality, for we deliver exactly what you need.

To meet your large order demands and ensure steady delivery times.

We collaborate with authoritative industry research institutes to provide expert guidance in material selection, product design, and process optimization.

We provide design-to-delivery support for intricate shapes, helping R&D and engineering teams meet unique equipment specifications.

ISO9001-certified production and shipments to 40+ countries ensure trusted performance and batch consistency for high-end industries.
Silicon Carbide Bar Production Workshop
Newthink has 14 years of experience in advanced ceramic production. At our workshop, you’ll find industry-leading equipment for cutting, making, and surface finishing designed specifically for the precision machining of silicon carbide components. Every stage, from raw material analysis to performance testing of the finished product, we strictly observe the quality control procedures in place to ensure that we consistently produce good and reliable outcomes.


Silicon Carbide Bar Manufacturing Methods and Common Shapes
Our factory is providing a broad variety of Silicon Carbide oBars manufactured through various processes, i.e., Sintered SiC (SSiC), Recrystallized SiC (RSiC), Reaction-Bonded SiC (RBSC), and Nitride-Bonded SiC (NBSC). The bars are used in wide applications in kiln furniture, furnace heating elements, sintering support, and structural components in high-temperature or chemical-resistant environments. Product forms are SiC kiln beams, SiC furnace rods, electric heating SiC element bars, and custom bar shapes like U-type, W-type, dumbbell, and square-section bar, made specifically to meet individual needs.
Meet Us at Exhibitions and Factory Visits
Newthink actively participates in major industrial and advanced ceramics exhibitions worldwide throughout the year, such as TECNA in Italy, CERAMITEC in Germany and Vietnam, Highly-functional Ceramic Expo in Japan, meeting directly with our customers.
Our doors are always open—you’re warmly invited to visit our factory, witnessing firsthand our dedication to quality. Through frequent interactions and strong relationships built at these global events and visits, we’ve earned deep trust from clients in over 40 countries and regions.
Parameters for Different Types of Silicon Carbide Bar
Silicon carbide bars and rods can be made through different manufacturing methods, each giving the material unique qualities that fit specific uses. Below is a comparison of key parameters across different SiC manufacturing methods.
- Data Sheet
Item | Unit | Data | ||||
RBSiC(SiSiC) | NBSiC | SSiC | RSiC | OSiC | ||
Max service temperature | ℃ | 1380 | 1450 | 1650 | 1620 | 1400 |
Density | g/cm3 | 3.02 | 2.75-2.85 | 3.08-3.16 | 2.65-2.75 | 2.75-2.85 |
Open porosity | % | 0 | 13-15 | 0 | 15-18 | 7-8 |
Bending strength 20℃ | Mpa | 250 | 160 | 380 | 100 | / |
Bending strength 1200℃ | Mpa | 280 | 180 | 400 | 120 | / |
Modulus of elasticity 20℃ | Gpa | 330 | 580 | 420 | 240 | / |
Modulus of elasticity 1200℃ | Gpa | 300 | / | / | 200 | / |
Thermal conductivity 1200℃ | W/m.k | 45 | 19.6 | 100-120 | 36.6 | / |
Coefficient of thermal expansion | K-lx10-6 | 4.5 | 4.7 | 4.1 | 4.69 | / |
HV | kg/mm2 | 2115 | / | 2800 | / | / |
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Equal-diameter structure ensures more uniform temperature distribution across the heating zone.
- Heat Exchanger
The furnace is equipped with heat conduction and heat dissipation devices to maintain a constant temperature.
Made by chemical vapor deposition, this susceptor delivers ultra-clean surfaces and consistent performance for semiconductor heating systems.
Three-phase power design allows for efficient energy use and higher heating performance.
Silicon Carbide bars are extensively used in high-temperature industrial applications such as kiln furniture, furnace components, and chemical processing equipment due to their exceptional thermal stability and corrosion resistance.
Compared to alumina or steel, Silicon Carbide Bars offer superior thermal conductivity, higher strength, and better resistance to thermal shock and chemical corrosion, making them more durable in harsh environments.
The lifespan of silicon carbide bars in kiln environments varies based on operating conditions but generally exceeds that of traditional materials due to their high thermal and chemical stability.
Absolutely. Silicon carbide bars exhibit excellent chemical inertness and corrosion resistance, making them ideal for use in aggressive chemical processing applications.
Proper installation includes ensuring correct alignment, using appropriate insulating sleeves, and maintaining safe distances from other components to prevent thermal stress and mechanical damage. Regular inspection for signs of wear or damage, maintaining clean operating conditions, and replacing bars as needed will help ensure the longevity and performance of silicon carbide bars in your applications.