Portland cement is an astringent substance widely used in various areas of construction. It has similar characteristics to conventional cement, b...
Sand concrete has been used in construction recently. Its history is no more than 15 years. Therefore, for many this term is unaccustomed....
Feb 11, 2018
Expanded clay is a building material manufactured according to GOST 9757-90 from clay or shale by firing. For such production, those types of cla...