Concrete blocks that I created in huge concrete materials. one among the construction and civil engineering materials. And as an industrial product is standardized, readily obtainable everywhere, and because it is easier than a straight out and manage the construction of concrete, universally prevalent. Used as landscape measures, together with cosmetic and block machined surface.
In a slender sense hollow concrete block is named the product and its imitations, however usually refers to a material employed in the outer wall of the housing like materials for construction, laying blocks within the broad sense employed in road construction and river works Rates include shore wave-dissipating blocks utilized in construction blocks and tension.
Summary
A pair of stone materials, stacked side by facet for a horizontal and vertical rules. However, the disadvantage of weak force within the horizontal direction. viewing the cross section of the concrete blocks are rectangular or circular holes caught in the corner. Using this hole will be structurally strengthened, by method of filling the mortar through the rebar.
Spread to Japan
Midterm throughout the Meiji era, has been building plants within the Tokyo workplace of cement concrete blocks that Soichiro Asano Asano 1st, that is said to have been 1st used it in Japan.
After World War II, in order to revive the town was burned, was noted concrete block that was required from non-combustible material having high convenience. Block making machine is imported from the U.S., has begun mass production of standardized block factory in Matatakué–“ standard nationwide.
Technology advances in Japan, concrete block building with a formula developed by Jin Nakamura Nakamura, especially architects, which was built between 1933 and also the 119 died in his country since 1921. This block is of the L-shaped feature, named after his Town Block (Block lantern) is called.
With the emergence of domestic merchandise, however as a result of it involves flood standards, as early as 1952 are standardized JIS. (JIS A5406)
Applications
Building materials like full-fledged residential blocks from the partition wall inside the building, like widely used as a handy garden material readily obtainable from home centers, etc. also.