Boron carbide contains high abundance boron-10 isotopes, with super strong neutron absorption ability, no secondary radiation, radiation resistance, and strong chemical stability. It is the optimal neutron control and radiation shielding material for nuclear reactors, replacing traditional cadmium based high-risk materials.
Boron carbide contains high abundance boron-10 isotopes, with super strong neutron absorption ability, no secondary radiation, radiation resistance, and strong chemical stability. It is the optimal neutron control and radiation shielding material for nuclear reactors, replacing traditional cadmium based high-risk materials.
1、 Core application scenarios
1. Reactor control core components
Produce boron carbide core blocks and rods encapsulated in stainless steel cladding, used as reactor control rods and regulating rods. By absorbing excess thermal neutrons and precisely regulating the rate of nuclear fission chain reactions, reactor start-up, power regulation, shutdown, and emergency shutdown can be achieved, adapting to mainstream nuclear reactors such as pressurized water reactors and fast reactors.
2. Nuclear radiation shielding protection
It can be made into shielding plates, boron carbon bricks, or powder filling layers, which are used for the periphery of reactor cores, equipment compartments, and storage and transportation containers for radioactive materials. It effectively shields neutron radiation, blocks nuclear radiation leakage, and ensures the safety of equipment and personnel. It is widely used in fission and fusion reactor protection systems.
3. Emergency response to nuclear accidents
With excellent neutron adsorption properties, it can be used as an emergency sealing and suppression material for nuclear accidents, quickly adsorbing redundant neutrons, and containing uncontrolled nuclear reactions. It is a key functional material for nuclear power safety emergency response.
2、 Technical specifications for boron carbide ceramics
Specification Model | BSC-26 | BSC-27 | BSC-28 | BSC-29 | |
texture of material | boron carbide | boron carbide | boron carbide | boron carbide | |
B4C | B4C | B4C | B4C | ||
Density | 2.55-2.65 | 2.65-2.75 | 2.75-2.85 | 2.85-3.0 | |
bending strength | ≥400 | ≥150 | ≥150 | ≥150 | |
Modulus of elasticity | ≥420 | *** | |||
Vickers hardness | ≥2800 | ≥2400 | ≥2400 | ≥2400 | |
fracture toughness | ≥4.5 | *** | |||
Main specifications | planar dimensions | 20x20~~500x500mm | |||
thickness dimension | 4-50mm | ||||
Product Features | Uniform and dense organizational structure | Excellent protective performance | |||
main purpose | Human body protection, vehicle protection, nuclear shielding, neutron absorption | ||||

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Boron carbide contains high abundance boron-10 isotopes, with super strong neutron absorption ability, no secondary radiation, radiation resistance, and strong chemical stability. It is the optimal neutron control and radiation shielding material for nuclear reactors, replacing traditional cadmium based high-risk materials.
Boron carbide contains high abundance boron-10 isotopes, with super strong neutron absorption ability, no secondary radiation, radiation resistance, and strong chemical stability. It is the optimal neutron control and radiation shielding material for nuclear reactors, replacing traditional cadmium based high-risk materials.
1、 Core application scenarios
1. Reactor control core components
Produce boron carbide core blocks and rods encapsulated in stainless steel cladding, used as reactor control rods and regulating rods. By absorbing excess thermal neutrons and precisely regulating the rate of nuclear fission chain reactions, reactor start-up, power regulation, shutdown, and emergency shutdown can be achieved, adapting to mainstream nuclear reactors such as pressurized water reactors and fast reactors.
2. Nuclear radiation shielding protection
It can be made into shielding plates, boron carbon bricks, or powder filling layers, which are used for the periphery of reactor cores, equipment compartments, and storage and transportation containers for radioactive materials. It effectively shields neutron radiation, blocks nuclear radiation leakage, and ensures the safety of equipment and personnel. It is widely used in fission and fusion reactor protection systems.
3. Emergency response to nuclear accidents
With excellent neutron adsorption properties, it can be used as an emergency sealing and suppression material for nuclear accidents, quickly adsorbing redundant neutrons, and containing uncontrolled nuclear reactions. It is a key functional material for nuclear power safety emergency response.
2、 Technical specifications for boron carbide ceramics
Specification Model | BSC-26 | BSC-27 | BSC-28 | BSC-29 | |
texture of material | boron carbide | boron carbide | boron carbide | boron carbide | |
B4C | B4C | B4C | B4C | ||
Density | 2.55-2.65 | 2.65-2.75 | 2.75-2.85 | 2.85-3.0 | |
bending strength | ≥400 | ≥150 | ≥150 | ≥150 | |
Modulus of elasticity | ≥420 | *** | |||
Vickers hardness | ≥2800 | ≥2400 | ≥2400 | ≥2400 | |
fracture toughness | ≥4.5 | *** | |||
Main specifications | planar dimensions | 20x20~~500x500mm | |||
thickness dimension | 4-50mm | ||||
Product Features | Uniform and dense organizational structure | Excellent protective performance | |||
main purpose | Human body protection, vehicle protection, nuclear shielding, neutron absorption | ||||

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Boron carbide contains high abundance boron-10 isotopes, with super strong neutron absorption ability, no secondary radiation, radiation resistance, and strong chemical stability. It is the optimal neutron control and radiation shielding material for nuclear reactors, replacing traditional cadmium based high-risk materials.
Boron carbide contains high abundance boron-10 isotopes, with super strong neutron absorption ability, no secondary radiation, radiation resistance, and strong chemical stability. It is the optimal neutron control and radiation shielding material for nuclear reactors, replacing traditional cadmium based high-risk materials.
1、 Core application scenarios
1. Reactor control core components
Produce boron carbide core blocks and rods encapsulated in stainless steel cladding, used as reactor control rods and regulating rods. By absorbing excess thermal neutrons and precisely regulating the rate of nuclear fission chain reactions, reactor start-up, power regulation, shutdown, and emergency shutdown can be achieved, adapting to mainstream nuclear reactors such as pressurized water reactors and fast reactors.
2. Nuclear radiation shielding protection
It can be made into shielding plates, boron carbon bricks, or powder filling layers, which are used for the periphery of reactor cores, equipment compartments, and storage and transportation containers for radioactive materials. It effectively shields neutron radiation, blocks nuclear radiation leakage, and ensures the safety of equipment and personnel. It is widely used in fission and fusion reactor protection systems.
3. Emergency response to nuclear accidents
With excellent neutron adsorption properties, it can be used as an emergency sealing and suppression material for nuclear accidents, quickly adsorbing redundant neutrons, and containing uncontrolled nuclear reactions. It is a key functional material for nuclear power safety emergency response.
2、 Technical specifications for boron carbide ceramics
Specification Model | BSC-26 | BSC-27 | BSC-28 | BSC-29 | |
texture of material | boron carbide | boron carbide | boron carbide | boron carbide | |
B4C | B4C | B4C | B4C | ||
Density | 2.55-2.65 | 2.65-2.75 | 2.75-2.85 | 2.85-3.0 | |
bending strength | ≥400 | ≥150 | ≥150 | ≥150 | |
Modulus of elasticity | ≥420 | *** | |||
Vickers hardness | ≥2800 | ≥2400 | ≥2400 | ≥2400 | |
fracture toughness | ≥4.5 | *** | |||
Main specifications | planar dimensions | 20x20~~500x500mm | |||
thickness dimension | 4-50mm | ||||
Product Features | Uniform and dense organizational structure | Excellent protective performance | |||
main purpose | Human body protection, vehicle protection, nuclear shielding, neutron absorption | ||||

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