Overview of Boron Carbide B4C Ceramic Plate
Boron carbide (B ₄ C) is one of the hardest recognized products, second to ruby and cubic boron nitride. It has a high melting point, exceptional wear resistance, and remarkable hardness, making it an excellent product for different applications needing severe durability and toughness. Boron carbide plates are produced from this product, commonly made use of in industries where security against abrasion, influence, and heat is crucial.
Boron Carbide B4C Plate
Specifications of Boron Carbide B4C Ceramic Plate
|
Property |
Specification |
|
Chemical Formula |
B₄C |
|
Hardness (Vickers) |
~35 GPa |
|
Density |
2.52 g/cm³ |
|
Melting Point |
2450°C (4442°F) |
|
Thermal Conductivity |
27-129 W/m·K (depending on purity and orien tation) |
|
Thermal Expansion Coefficient |
6.5 × 10⁻⁶ K⁻¹ |
|
Electrical Resistivity |
High (acts as an electrical insulator) |
|
Compressive Strength |
> 3.5 GPa |
|
Tensile Strength |
Relatively low due to brittleness |
|
Modulus of Elasticity |
460-500 GPa |
|
Fracture Toughness |
Low (~3 MPa·m^(1/2)) |
|
Chemical Stability |
Highly resistant to most acids, alkalis, and molten salts |
|
Neutron Absorption Cross Section |
High (~760 barns for natural boron) |
|
Corrosion Resistance |
Excellent in most environments |
|
Acoustic Properties |
Good sound damping characteristics |
|
Biocompatibility |
Generally considered biocompatible |
|
Environmental Impact |
Non-toxic; long service life reduces replacement frequency |
|
Manufacturing Process |
Hot pressing, sintering, reaction bonding |
|
Typical Applications |
Armor plating, abrasive materials, nuclear applications, industrial wear parts |
Functions of Boron Carbide Ceramic Plate
Extremely high solidity
Vickers solidity: about 35 Grade point average, one of the hardest well-known products after diamond and cubic boron nitride.
Wear Resistance: Very immune to abrasion, making it perfect for applications including serious rubbing or erosion.
High melting point
Melting Factor: Roughly 2450 ° C (4442 ° F), maintaining structural stability in extremely high-temperature atmospheres
Thermal Stability: Stable at elevated temperature levels without considerable destruction, making it ideal for high-temperature industrial processes.
Reduced Density
Thickness: About 2.52 g/cm3, reasonably reduced contrasted to many other porcelains and steels.
Weight Reduction: Significant weight decrease advantages, vital for mass-demanding applications such as aerospace and personal armour.
Exceptional chemical stability
Deterioration resistance: Very immune to the majority of acids and antacids, offering excellent security against chemical assault.
Security in rough settings: Maintains performance in aggressive environments such as destructive compounds.
Modest thermal conductivity
Heat Dissipation: Modest thermal conductivity to efficiently transfer warmth far from crucial components.
Electric insulation
Shielding residential or commercial properties: Effective as an electric insulator for electronic and electric applications requiring insulation.
Neutron Absorption
High neutron capture sample: Exceptional neutron absorption makes it useful in nuclear applications, specifically as a control rod and protecting product.
Mechanical Strength
Compressive Toughness: Incredibly high compressive stamina allows for longevity under heavy lots.
Brittleness: Although hard, boron carbide is fragile, which can be a limitation in applications involving high influence. However, this can be minimized by design factors to consider and composite building and construction.
Acoustic Characteristics
Audio Damping: This has great sound-damping residential or commercial properties, which can lower noise transmission in some applications.
Biocompatibility
Clinical Applications: Some types of Boron Carbide have been made use of for biomedical applications because of its biocompatibility and corrosion resistance.
Application of Boron Carbide Ceramic Plate
Nuclear Industry:
Boron carbide is an excellent neutron-absorbing material and is therefore widely used in safety control systems in nuclear power plants, where it is used as part of the control rods to regulate the rate of chain reactions within the reactor. It is also used as a shielding material to protect workers from radiation.
Protective Armor:
Because of its extreme hardness and relatively low weight, boron carbide ceramic plates are often used to make personal body armor and vehicle armor plates to provide effective protection against bullets and other high-velocity projectiles. Particularly in military equipment and personal safety devices, boron carbide provides lighter but equally effective protection than traditional steel armor.
Abrasives and cutting tools:
Boron carbide's high hardness makes it an ideal abrasive for tools such as grinding wheels and discs, which are suitable for processing hard materials such as carbide, glass and ceramics. It can also be made into cutting tools such as drills and saw blades for efficient cutting operations under extreme conditions.
Wear-resistant parts:
In environments that are subject to intense wear and tear, such as mining machinery, pump components, and seals, boron carbide ceramic plates can extend equipment life and improve efficiency. Its chemical resistance also makes it useful in the chemical industry.
High temperature structural material:
Boron carbide has excellent oxidation resistance and thermal stability, and can maintain structural integrity in high-temperature environments, which makes it suitable for use in the manufacture of high-temperature furnace linings, nozzles, combustion chambers, and other high-temperature components.
Aerospace:
Utilizing its lightweight and high-strength characteristics, boron carbide ceramic plates can be applied to the lightweight design of aircraft and spacecraft, such as for the manufacture of rocket engine nozzles, heat-insulating tiles, and other key parts, which can help to reduce the overall mass of the vehicle, thereby improving fuel efficiency and range.
Electronic Packaging:
Boron carbide is also used as an encapsulation material for electronic devices in some special cases, especially those that require good thermal conductivity and electrical insulation.
Medical field:
Although not as common as other applications, boron carbide ceramics may also be used in the manufacture of medical devices or implants under certain specific conditions, such as wear-resistant components in artificial joints.
Company Profile
Company Profile
Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, ceramic products, 3D printing powder, etc.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
If you are looking for high-quality Boron Carbide B4C Ceramic Plate, please feel free to contact us or click on the needed products to send an inquiry.
Payment Term
T/T, Western Union, Paypal, Credit Card etc.
Shipment Term
By air, by sea, by express, as customers request.
FAQs of Boron Carbide B4C Ceramic Plate
How hard is the boron carbide ceramic disk? Does it break easily?
Boron carbide is one of the hardest materials known, after diamond and cubic boron nitride. Its high hardness means that it is very resistant to wear and scratching. However, despite its high hardness, boron carbide ceramic discs can break or shatter when subjected to severe impact or improper handling. Therefore, avoid dropping or bumping them during use and follow proper installation and handling instructions.
What temperature ranges are Boron Carbide Ceramic Discs suitable for?
Boron carbide has excellent thermal stability and can maintain its physical properties unchanged in extremely high-temperature environments. It can withstand temperatures up to 2450°C (approximately 4442°F), which makes it ideal for use as high-temperature furnace linings, combustion chamber components, and other applications that require resistance to extremely high temperatures. It is also capable of maintaining structural integrity at low temperatures.
What are the neutron absorption properties of boron carbide ceramic disks?
Boron carbide has an excellent neutron absorption cross-section, especially for thermal neutrons, which makes it an ideal material for control rods and other safety-related components in the nuclear industry. When used in nuclear power plants or other facilities involving radioactive materials, boron carbide effectively reduces neutron flux, helping to maintain the safe operating condition of the reactor.
What are the special requirements for machining and manufacturing of boron carbide ceramic disks?
Due to the high hardness of boron carbide, machining this material requires specialized techniques and tools, such as diamond tools or laser cutting technology. In addition, the molding process often includes the powder metallurgical method, whereby the final product is manufactured by pressing and sintering. In order to ensure product quality, manufacturers must strictly control production parameters to ensure dimensional accuracy and flatness.
How chemically stable are boron carbide ceramic disks?
Boron carbide exhibits excellent resistance to most chemicals, barely reacts with acid and alkali solutions, and remains chemically inert even at high temperatures. This characteristic makes it particularly useful in corrosive environments, such as seals and pump components in chemical equipment, where it can significantly extend service life and improve system reliability.
