GAS CALCINED ANTHRACITE COAL (GCA)
Cleaned-washed anthracite coal is incinerated in hot gas at certain temperatures and time to produce high quality calcined anthracite coal also known Carbon Raiser, Carbon Additive, Re-carburizer. GCA is mainly used in steel production and foundries.
Basic Specifications are:
Types | Fixed Carbon (%) Min. | Ash (%) Max. | Volatile Matter (%) Max. | Moisture (% ) Max. | Sulphur (%) Max. | Nitrogen (%) Max. |
GCA-95 | 95 | 4.0 | 1.0 | 0.6 | 0.3 | 0.3 |
GCA-94 | 94 | 4.8 | 1.2 | 0.6 | 0.3 | 0.3 |
GCA-93 | 93 | 5.5 | 1.5 | 0.6 | 0.3 | 0.5 |
GCA-92 | 92 | 6.0 | 2.0 | 0.6 | 0.3 | 0.5 |
GCA-90 | 90 | 8.0 | 2.0 | 0.6 | 0.4 | 0.6 |
Size: Granules and Mesh size available on customers requirements
Packing: PP woven bags of 25kgs, 50kgs, 1000kgs or customers requirement