There are many types of bricks as raw materials for house decoration. Different types have different functions. So, what are the types of building blocks? How to choose and buy building blocks? We will explain to you.
What are the types of building blocks
1. According to relative density
Waste slag aerated concrete blocks can be divided into general waste slag aerated concrete blocks and Lightweight waste residue aerated concrete blocks. The relative density of general waste slag aerated concrete blocks is generally 800~1000kg/m3, and the light weight waste slag aerated concrete blocks are generally 400~800kg/m3.
2. According to application fields
Waste residue aerated concrete blocks can be divided into structural blocks, structural blocks, decorative design blocks, and functional blocks.
Structural blocks are used as the main part of the wall. At present, most of the waste aerated concrete blocks are structural blocks, which are participatory products of waste aerated concrete blocks.
Structural blocks are mainly used for special structures in some parts of the wall, such as structural column blocks, floor beam blocks, window and door blocks, control joint blocks, column blocks and floor blocks. (House) facade blocks, etc.
Functional blocks are designed and manufactured to improve a certain aspect of the building's characteristics. For example, to improve the thermal insulation properties of the building, environmentally friendly and energy-saving blocks can be produced; to improve the earthquake resistance of the building, you can Fabrication of interlocking blocks containing tenon rivets.
How to choose block bricks
1. Check whether the factory quality certificate of block bricks is consistent with that of the entity and the testing agency, and it must also be shown on the factory quality certificate Whether there is the official seal of the testing department and the signature of the relevant person in charge. And the bricks currently on the market for resale today all have test and inspection reports. The test and inspection reports list the test serial number and laboratory-related information. If the store cannot provide this material, it indicates the quality of the product. question.
2. When purchasing bricks, you must carefully check each evaluation specification and value in the brick inspection report. In addition, you can also require that the bricks be provided for inspection. Brick as-built drawings, completion settlement records, quality acceptance records, safety technical briefings, project construction deployment and other relevant certificates. It is worth mentioning that you should also pay attention to whether the test report and certificate of conformity are the same as the actual parts and projects used. They also need to correspond to the project data one-to-one, so as to ensure the quality of the bricks.