| 摘要 |
FIELD: aluminum production. SUBSTANCE: electrolyzer has lining made from refractory composition containing 1-10% of sealing component, 2-10% of inorganic cementite binder, and alumino-silicate (the balance). Composition can also contain 0.5 to 4% of silica. EFFECT: increased cryolite resistance. 14 cl, 3 tbl |
