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Mechanical Silicon Carbide ultra-hard material sealing disc

Advantages of Using Silicon Carbide
  • Durability: Long operational life due to exceptional hardness and wear resistance.
  • Performance Under Extreme Conditions: Handles extreme heat, corrosive substances, and high mechanical stress.
  • Efficiency: High thermal conductivity improves cooling in heat-intensive applications.
  • Eco-Friendly: SiC is a sustainable material with minimal environmental impact during manufacturing.
Availability:
Quantity:
  • 04new3

  • HaoRui

| Product Description

This silicon carbide component appears to be a rotary disc or sealing disc, commonly used in the following applications:

1. Mechanical Seals

  • Application: Key components in mechanical sealing systems such as pumps, compressors, and mixers.

  • Function: With high hardness and low friction, silicon carbide ensures excellent sealing performance under high pressure and speed, while its corrosion resistance makes it ideal for chemical or marine environments.


2. Pump Equipment (Centrifugal Pumps, Magnetic Pumps)

  • Application: Used in pumps handling corrosive or high-temperature fluids, such as chemical or seawater pumps.

  • Function: Silicon carbide rotary discs or sliding discs serve as sliding bearing components, offering high wear resistance and extending equipment lifespan.


3. Fluid Control Valves (Butterfly Valves, Ball Valves)

  • Application: Core components in fluid control systems for industries like petrochemicals, nuclear power, and water treatment.

  • Function: Silicon carbide's wear and corrosion resistance make it suitable for high-flow, high-pressure, or corrosive media environments.


4. High-Temperature Equipment

  • Application: Used in high-temperature reactors or molten metal transfer equipment.

  • Function: Silicon carbide maintains structural stability in environments up to 1400°C, making it ideal for support components or rotating systems.


5. Semiconductor Manufacturing Equipment

  • Application: Precision machinery in semiconductor or electronics industries, such as wafer production equipment.

  • Function: The high hardness and chemical resistance of silicon carbide make it suitable for cleanrooms and corrosive process environments.


6. Energy Industries

  • Application: Used in solar energy systems.

  • Function: Silicon carbide discs are employed in rotating components or seals, capable of withstanding radiation, corrosion, and extreme temperatures.

|Advantages of Silicon Carbide Discs

Silicon carbide (SiC) discs offer a range of advantages due to the exceptional properties of the material. Below are the key benefits of using silicon carbide discs:


1. High Hardness and Wear Resistance

  • Benefit: SiC is one of the hardest materials available, ensuring superior wear resistance.

  • Application: Ideal for applications involving abrasive or high-friction conditions, such as pumps, seals, and sliding components.


2. Excellent Corrosion Resistance

  • Benefit: Resistant to acids, alkalis, and salt solutions, making it suitable for harsh chemical and marine environments.

  • Application: Frequently used in chemical pumps, valves, and offshore equipment.


3. High-Temperature Stability

  • Benefit: Maintains its mechanical properties and dimensional stability at temperatures up to 1400°C.

  • Application: Ideal for high-temperature equipment such as reactors, furnaces, and engines.


4. Low Density and Lightweight

  • Benefit: Lightweight properties reduce the overall weight of systems, improving efficiency and performance.

  • Application: Commonly used in aerospace, automotive, and high-performance machinery.


5. Low Friction Coefficient

  • Benefit: Reduces friction and energy loss during operation, increasing system efficiency and lifespan.

  • Application: Useful in rotary components and dynamic sealing applications.


6. Self-Lubricating Properties

  • Benefit: Some SiC discs are self-lubricating, making them suitable for dry running or lubrication-free environments.

  • Application: Applied in situations where traditional lubrication is not feasible.


7. High Thermal Conductivity

  • Benefit: Efficient heat dissipation reduces the risk of overheating in critical components.

  • Application: Used in heat exchangers, cooling systems, and electronic applications.


8. Chemical Inertness

  • Benefit: Resistant to chemical reactions, ensuring long-term performance in aggressive environments.

  • Application: Widely used in chemical processing and semiconductor industries.


9. Long Service Life

  • Benefit: The combination of high hardness, corrosion resistance, and thermal stability significantly extends the component’s lifespan.

  • Application: Reduces maintenance and replacement costs in industries like energy, oil and gas, and manufacturing.


Silicon carbide discs provide an unparalleled combination of strength, durability, and versatility, making them indispensable in demanding applications across multiple industries.

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Comment & FAQ

Q: Are you a factory or a trading company

A:We are a professional manufacturer of ceramic parts. we are factory.

Q:Do you only supply standard parts or can customized parts according to our drawing?

A: All parts can be customized according to you drawings and will meeting your requirements perfectly.

Q:Can the price be negotiated

A: Of course, we will consider discounts for large-volume orders.

Q:Can you guarantee the product?

A: Yes, we promise to provide quality assurance for all products, inspect according to your drawings and issue an inspection report. If you are not satisfied with our product quality or service, please feel free to give us feedback.

Q:Can I visit your factory?

A: Of course, welcome your arrival, please contact us in advance and make an appointment.

Q:Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q.What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.If you have another question, pls feel free to contact us as below:

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 Company Profile

1)Shenzhen Haorui Industrial Technology Co., Ltd was established in June 2006, and it has specialized in the research & development, fabrication and sales of non-standard industrial ceramics, hard alloy (such as tungsten steels), metals and non-metal precision machinery parts for 18 years.


2)Shenzhen Haorui Industrial Technology Co., Ltd has a strong technical level in the processing and manufacturing of industrial ceramics (i.e. zirconia, alumina, silicon nitride, silicon carbide, aluminum nitride, etc.), hard alloys (such as tungsten steels,) non-standard precision parts. The company holds many leading technologies in this field. Moreover, the company has a group of professional technicians with strong technical development abilities and over 10 years working experiences.Most importantly, the company also has a complete production process and quality management system, as well as a complete set of precisely machining equipments and inspection facilities.

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 Data Sheet

Properties Of Pressureless sintered silicon carbide (SSiC)

Item Test Conditions Data Unit
Silicon Carbide Content /
>99.5 %
Average Grain Size / 4-10 micron
Density / >3.14 g/cm3
Apparent Porosity / <0.5 Vol %
Vickers Hardness HV0.5 2800 Kg/mm2
Modulus Of Rupture (3 Points)

Test bar size:

3 x 4 x 40mm

450 MPa
Compression Strength 20°C 3900 MPa
Modulus Of Elasticity 20°C 420 GPa
Fracture Toughness / 3.5 MPa/m1/2
Thermal Conductivity 20°C 160 W/(mK)
Electrical Resistivity 20°C 106-108 Ωcm
Coefficient of Thermal Expansion 20°C-800°C 4.3 K-110-6
Max. Application Temperature Oxide Atmosphere 1600 °C
Max. Application Temperature Inert Atmosphere 1950 °C

This data is the result of laboratory testing. Customers need to judge whether it can be used according to the specific environment.

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Founded in June 2006, Shenzhen Haorui IndustriaI Technology Co.,Ltd. is a professional enterprise engaged in R&D, manufacturing and sales of non-standard industrial ceramics, hard alloys (tungsten steel) and various metal and non-metal precision machinery parts.

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