Applications of Boron Carbide Powder
- Grinding, lapping and polishing tungsten carbide and other hard materials such as different types of ceramics, minerals, glasses, etc..
- Hot pressing and sintering of the hard and abrasion resistant parts with super light weight.
- Ceramic armor
- Refractory
- Solid rocket fuel
- Metallurgical refractory with high corrosion and oxygen resistance.
- Neutron absorbing materials for nuclear technology.
- Additive for sintering silicon carbide parts and diamond tools.
- Steel modification component with high boron content.
- Boronizing
Typical Technical data of Boron Carbide Powder
| Appearance (dry state): | Color | Black | |||
| Chemical composition: | Chemical formula: | B4C Application | |||
| Grade | AG (Abrasive) | CG (Ceramic) | RG (Refractory) | NG (Nuclear) | |
| B + C min. | 98 | 99 | 94 | 98 | |
| B (Boron) min. | 76 | 77 | 75 | 76 | |
| C (Carbon) max. | 23 | 22.5 | 24 | 24 | |
| B2O3 | 0.5 | 0.1 | 1 | 0.1 | |
| Fe (Iron) max. | 0.2 | 0.1 | 0.5 | 0.1 | |
| Si (Silicon) | – | 0.01 | 0.3 | 0.01 | |
| N (Nitrogen) | 98 | 99 | 94 | 98 | |
| B + C min. | – | 0.01 | 0.5 | 0.5 | |
| Isotope B10 (atomic weight) | 19.5-21.5% | ||||
| Physical data: | Knoop hardness (0.1) | 3000 | |||
| Mohs hardness | < 9.5 Note: Diamond’s Mohs hardness is 10 | ||||
| Specific gravity: | 2.51 | ||||
| Melting point: | 2723 oF | ||||
| Structure: | Monocrystalline | ||||
Boron Carbide Powder Availability of Particle Sizes
Boron carbide grit sizes correspond to the specifications of the Federation of European Producers of Abrasive Products (FEPA):
| F100 (150/106 um) | F220 (75/45 um) | F360 (40/12 um) | F800 (14/2 um) |
| F120 (125/90 um) | F240 (70/28 um) | F400 (32/8 um) | F1000 (10/1 um) |
| F150 (106/63 um) | F280 (59/22 um) | F500 (25/5 um) | F1200 (7/1 um) |
| F180 (90/53 um) | F320 (49/16.5 um) | F600 (19/3 um) | F1500 (<5 um) |
Other sizes in FEPA and USA Mesh System are available on request: -10, -15, -20 µ
Julian (verified owner) –
The product is firmly packed.