| 摘要 |
<p>Mortar designed especially for shaped clinker bricks comprised of the dry mixture of cement, fillers, chemical additives and requiring addition of water only, is characterised in that it contains from 15 to 28% of cement by weight, from 50 to 68% of quartz sand of grain size from 0.1 to 1.25 mm by weight, from 2 to 10% of quartz sand of grain size from 0.1 to 0.2 mm by weight, from 4 to 10% of limestone flour of grain size of up to 0.5 mm by weight, from 1 to 5% of quartz flour of grain size of up to 0.25 mm by weight, modified cellulose ether from 0.05 to 0.3% by weight, redispersible powder from 0.5 to 1.0% by weight, aerating additive in the amount from 0.01 to 0.02% by weight, favourably organic and non-organic pigments in the amount from 0.1 to 4% by weight, additive of nanometric size favourably belonging to the group of silicates in the amount from 0.05 to 0.5% by weight, water-proofing agent in the form of silicone, powder of nanometric size in capsules in wax envelopes in the amount from 0.2 to 0.5% by weight, and biocide favourably in the amount from 0.03 to 0.3% by weight</p> |
