Complaint
Carbon Block mainly used for laying the bottom, hearth, lining of steelmaking blast furnaces. |
Graphitized Carbon Block | |||||
| Item | Unit | SKG-1 | SKG-2 | SKG-3 | |
| Bulk Density | g/cm3 | ≥1.68 | ≥1.63 | ≥1.55 | |
| Apparent Porosity | % | ≤20 | ≤25 | ≤28 | |
| Compressive Strength | Mpa | ≥28 | ≥25 | ≥23 | |
| Ash | % | ≤0.5 | |||
| Alkali Resistance | Grade | U/LC | |||
| Thermal Conductivity | Room Temperature | w/m.k | ≥100 | ≥80 | ≥60 |
| 200 ºC | ≥80 | ≥60 | ≥40 | ||
| Item | Unit | Blast Furnace Carbon Block | High Thermal Conductivity Carbon Block | |
| Bulk Density | g/cm3 | ≥1.52 | ≥1.60 | |
| Apparent Porosity | % | ≤18 | ||
| Compressive Strength | Mpa | ≥35 | ≥30 | |
| Ash | % | ≤8 | ≤7 | |
| Alkali Resistance | Grade | U/LC | ||
| Thermal Conductivity | 200 ºC | w/m.k | / | ≥20 |
| 800 ºC | ≥6 | / | ||
| Item | Unit | Microporous Carbon Block | Ultra Microporous Carbon Block | Semi-Graphitized Carbon Block | |
| Bulk Density | g/cm3 | ≥1.63 | ≥1.70 | ≥1.58 | |
| Apparent Porosity | % | ≤16 | ≤15 | ≤18 | |
| Compressive Strength | Mpa | ≥38 | ≥36 | ≥35 | |
| Oxidation Rate | % | ≤16 | ≤8 | ≤18 | |
| Air Permeability | mDa | ≤9 | ≤1 | ≤40 | |
| Alkali Resistance | Grade | U/LC | U | U/LC | |
| Corrosion Index of Molten Iron | % | ≤30 | ≤28 | ≤30 | |
| Thermal Conductivity | Room Temperature | w/m.k | ≥9 | ≥16 | ≥7 |
| 300 ºC | / | / | ≥9 | ||
| 600 ºC | ≥14 | ≥20 | ≥13 | ||
| Rongxing is a well-known enterprise which produces various kinds of carbon products and refractories. The production equipment is excellent, the detection equipment is complete, the technical force is strong, has high reputation in the domestic and foreign large and medium-sized enterprises. The company has a production capacity of 150,000 tons of refined petroleum coke, 100,000 tons of pre-baked anode, 50,000 tons of carbon brick, 200,000 tons of electrode paste, special sealing paste, 50,000 tons of refractory material and carbon graphite block. Our company has domestic advanced quality inspection system and perfect after-sales service team, to the masses of customers to provide quality products and good technical services, and is willing to cooperate sincerely with new and old friends. |
