| 摘要 |
<p>Hydraulic binder contains (by wt.%): (a) 1.1 to 9 of tri-calcium aluminate; (b) 1.5 to 13.5 of tetra-calcium ferro-aluminate; (c) 0.5 to 1.5 of dodeca-calcium hepta-aluminate; (d) 0.5 to 1.5 of tetra- calcium tri-aluminate sulfate; (e) 0 to 0.8 of di-calcium silico-aluminate; (f) 5 to 70 of pouzzolanic material; (g) 0 to 6 of calcium sulfate; (h) the remainder being made up of non- aluminous constituents of at least one Portland clinker. An independent claim is also included for concrete or mortar prepared using this hydraulic binder.</p> |
