Anthracite ASH (1-6 mm)
Anthracite is the oldest of the fossil coals, coal of the highest degree of carbonification (metamorphism).
#PROP_TITLE#
—
#PROP_VALUE#
Technical Specification: Anthracite ASH grade coal (1-6 mm)
1. Particle sizes:
- Size range: 1-6 mm.
- The particle size distribution should correspond to the following values:
- The proportion of particles 1-3 mm in size: at least 70%
- The proportion of particles with a size of 3-6 mm: no more than 30%
2. Physical properties:
- Density: not less than 1.3 g/cm3.
- Compressive strength: at least 6 MPa.
- Humidity: no more than 4%.
- Porosity: at least 40%.
3. Chemical composition:
- Ash content: no more than 6%.
- Sulfur content: no more than 1%.
- Volatile matter content: no more than 8%.
4. Thermal properties:
- Heat of combustion: at least 26 MJ/kg.
- Softening temperature: at least 1400°C.
5. Certification:
- The products are certified in accordance with local and international coal quality standards.
Note: This specification is provided as an example and can be adapted to meet specific customer requirements or quality standards.
1. Particle sizes:
- Size range: 1-6 mm.
- The particle size distribution should correspond to the following values:
- The proportion of particles 1-3 mm in size: at least 70%
- The proportion of particles with a size of 3-6 mm: no more than 30%
2. Physical properties:
- Density: not less than 1.3 g/cm3.
- Compressive strength: at least 6 MPa.
- Humidity: no more than 4%.
- Porosity: at least 40%.
3. Chemical composition:
- Ash content: no more than 6%.
- Sulfur content: no more than 1%.
- Volatile matter content: no more than 8%.
4. Thermal properties:
- Heat of combustion: at least 26 MJ/kg.
- Softening temperature: at least 1400°C.
5. Certification:
- The products are certified in accordance with local and international coal quality standards.
Note: This specification is provided as an example and can be adapted to meet specific customer requirements or quality standards.