| 摘要 |
Title compn. having simultaneously high strength and corresion and heat resistance comprises, by wt., 2-20% hydraulic cement (2), 0.5 - 2% plasticixer(s), 0.1-1 psi fluidizing agent being a pH buffer, the balance being ground refractory aggregate(s). The compisn. is opt. mixed with 1-10% water. The plasticizer is naturally colloidal or colloidal by micronizing. The cement is opt. calcium aluminate based. The fluidizing agent is opt. a phosphate, metaphosphate, alkali, polphosphate or lignosulphonate. |
