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How to Judge the Quality of Rock Wool Boards in a Rock Wool Production Line?

How to Judge the Quality of Rock Wool Boards in a Rock Wool Production Line?

How to Judge the Quality of Rock Wool Boards in a Rock Wool Production Line?

2023-12-13

The rock wool board produced by the rock wool production line is a very important tool in external wall construction, and it is an essential building material for external wall construction. We need to purchase external wall rock wool boards made from rock wool production lines, which can help us make the external walls more beautiful and convenient. In the later stages of the process, there is no need to worry about wind and rain, which can improve the service life of the building and greatly enhance its safety performance.


The Water Absorption Rate of the Rock Wool Board Produced by the Rock Wool Production Line


Building insulation means covering the building with a protective cover, and the rock wool board produced by the rock wool production line can only be used for external insulation and cannot absorb water.


Air Permeability of the Rock Wool Board Produced by the Rock Wool Production Line


The technical indicator of air permeability refers to the diffusion resistance of water vapor. If the permeability of the external wall insulation system is not good, the diffusion of water will be hindered.


  • It can block the flow of water to the wall surface, affecting the color of the paint surface;

  • It can generate pressure, causing the paint film to bubble and fall off;

  • The moisture content of the wall gradually increases, and condensation water accumulates, which has an adverse effect on the performance of the wall;

  • Even if the external wall insulation system meets the energy-saving standards, it may cause indoor air pollution, which is not suitable for living.


Bonding Strength of the Rock Wool Board Produced by the Rock Wool Production Line


The bonding strength of the rock wool board reflects the adhesion of the wall insulation material, reduces and avoids the empty drum, cracks, and shedding of the wall insulation system, ensuring the safety and durability of the use function.


Tensile Strength of the Rock Wool Board Produced by the Rock Wool Production Line


The rock wool board produced by the rock wool production line has a certain tensile strength or tearing strength.


What are the High-Quality Characteristics of the External Wall Insulation Rock Wool Board Produced by the Rock Wool Production Line?


  • High compression, tensile strength, and durability indicators ensure the long-term stability and reliability of product performance.

  • The rock wool does not burn, does not release heat and toxic smoke. When a fire occurs, it can effectively block the spread of flames and has excellent fire resistance.

  • The thermal insulation and heat insulation properties of the external wall insulation rock wool board produced by the rock wool production line are excellent, which can increase the thermal resistance of the building envelope structure, reduce the energy consumption of building heating and air conditioning, and save energy and reduce emissions.

  • It does not corrode carbon steel, aluminum alloy, copper, and other metal materials, as well as various components in the building.

  • The external wall insulation rock wool board produced by rock wool production lines has efficient physical characteristics such as sound absorption, noise reduction, and vibration elimination.

  • It does not absorb moisture, is resistant to aging, and has stable long-term performance.

  • It is lightweight, easy to cut and saw, and easy to process.

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