| 摘要 |
<p>The invention relates to a masonry block whose composition comprises a light concrete with condensation-proof properties, which is employed for making a load-bearing on non-bearing wall. According to the invention, the block is made of a condensation-proof semi-light concrete having a volumetric density of 1200...1800 kg/m, of which 35...50% is Portland cement, 10...15% sand having a grain size of 0.2...1 mm, 7...10% aggregate having a grain size of 1...3 mm, 4.5% calcium chloride, 3.5% monohydrated ferrous sulphate, 17...40% wood chips having a length of up to 5 mm, inside the masonry block provided with some hollow spaces and recesses there being introduced by compression a layer of extruded or expanded polystyrene.</p> |
