// SPEC · 耐火砖
无定形碳砖 C68%（阴极级）
无定形碳砖C含量≥68%，导电性优良，抗钠及冰晶石渗透性强，尺寸稳定，专为铝电解槽阴极内衬、铁硅合金矿热炉及磷炉设计。
// 主要特性
- High electrical conductivity reducing cell voltage and specific energy consumption
- Excellent sodium and cryolite penetration resistance for long cathode service life
- Dimensional stability under thermal cycling in aluminum reduction cells
- Controlled porosity for balanced wettability and electrolyte bath resistance
// 技术规格
| C (%) | ≥68 |
| Ash Content (%) | ≤9 |
| Apparent Porosity (%) | ≤22 |
| Cold Crushing Strength (MPa) | ≥25 |
| Thermal Conductivity (W/m·K) | ≥8 |
// 应用领域
Aluminum electrolytic cell cathode liningPrebaked anode baking furnace inner liningFerrosilicon submerged arc furnace hearthCalcium carbide furnace inner liningPhosphorus electric furnace bottom lining
// 快速规格
最高温度950°C
导热系数8 W/(m·K) at 400°C
体积密度1.60 g/cm³
执行标准GB/T 8174
// 获取报价