Overview of s CAS 12069-32-8 Boron carbide for abrasive B4C
Boron Carbide (B4C) is a ceramic compound renowned for its exceptional hardness and wear resistance, ranking just below diamond and cubic boron nitride in terms of hardness. Composed of boron and carbon atoms arranged in a covalently bonded crystal structure, it exhibits unique physical and chemical properties that make it highly valuable in various industrial and military applications. Boron carbide’s high melting point, low density, neutron-absorbing capability, and extreme toughness further distinguish it among advanced materials.
Features of s CAS 12069-32-8 Boron carbide for abrasive B4C
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Extreme Hardness: With a Mohs hardness of around 9.3 to 9.5, boron carbide is one of the hardest materials known, surpassed only by diamond and cubic boron nitride.
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Lightweight: Despite its hardness, boron carbide has a relatively low density of about 2.52 g/cm³, which makes it an attractive material for lightweight armor systems.
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Thermal Stability: It possesses excellent thermal stability, maintaining its properties up to temperatures around 2,000°C, making it suitable for high-temperature applications.
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Neutron Absorption: Boron carbide is a potent neutron absorber due to its boron content, making it ideal for nuclear shielding and control rods.
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Chemical Resistance: Resistant to most acids and alkalis, except for hydrofluoric acid and hot concentrated alkaline solutions, ensuring durability in corrosive environments.
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Abrasion Resistance: Its exceptional wear resistance makes it suitable for applications where friction and abrasion are prevalent, such as sandblasting nozzles.
(s CAS 12069-32-8 Boron carbide for abrasive B4C)
Parameters of s CAS 12069-32-8 Boron carbide for abrasive B4C
The boron carbide (B4C) used in CAS 12069-32-8 is typically described as “550±5μm” grit size, which means that it can be ground to a grain size between 550 microns and 5 microns, with an average particle size of approximately 550 microns.
This grit size range allows for good wear resistance against a wide variety of abrasive media, including diamond powders, silicon carbide, and high-frequency polycrystalline materials. It also provides excellent chemical compatibility with various solvents, making it suitable for use in a variety of industrial processes and applications.
(s CAS 12069-32-8 Boron carbide for abrasive B4C)
Applications of s CAS 12069-32-8 Boron carbide for abrasive B4C
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Armor Systems: Widely used in body armor, vehicle armor, and bulletproof vests due to its lightweight and superior protection capabilities.
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Nuclear Applications: As control rods and shielding material in nuclear reactors because of its neutron absorbing properties.
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Abrasive and Cutting Tools: In grinding wheels, polishing powders, and cutting tools due to its hardness and wear resistance.
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Industrial Nozzles: For sandblasting and water jet cutting applications where resistance to wear and erosion is critical.
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Military and Defense: As a component in armor-piercing projectiles and defensive systems.
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FAQs of s CAS 12069-32-8 Boron carbide for abrasive B4C
Q: Is s CAS 12069-32-8 Boron carbide for abrasive B4C toxic?
A: Pure boron carbide is generally considered safe to handle. However, during machining or grinding, dust inhalation can be a concern, requiring proper ventilation and protective equipment.
Q: Can s CAS 12069-32-8 Boron carbide for abrasive B4C be machined?
A: Due to its extreme hardness, machining boron carbide is difficult and requires specialized techniques and diamond tooling. Grinding, EDM (Electrical Discharge Machining), or laser cutting are common methods.
Q: How does s CAS 12069-32-8 Boron carbide for abrasive B4C compare to tungsten carbide in terms of hardness?
A: s CAS 12069-32-8 Boron carbide for abrasive B4C is harder than tungsten carbide, with a Mohs hardness of around 9.3 to 9.5 compared to tungsten carbide’s 8.5 to 9.
Q: What is the primary use of s CAS 12069-32-8 Boron carbide for abrasive B4C in the military sector?
A: s CAS 12069-32-8 Boron carbide for abrasive B4C is primarily used in the military for body armor, armored vehicles, and as a component in armor-piercing ammunition due to its combination of hardness, light weight, and ballistic performance.
Q: Can s CAS 12069-32-8 Boron carbide for abrasive B4C be used in high-temperature applications?
A: Yes, s CAS 12069-32-8 Boron carbide for abrasive B4C maintains its structural integrity and properties up to very high temperatures, making it suitable for use in extreme heat environments such as furnace linings and high-temperature ceramics.
(s CAS 12069-32-8 Boron carbide for abrasive B4C)
