Кремнеземный дым для гипсокартона
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Gypsum Board
Gypsum board is a material made of construction gypsum as the main raw material. It is a kind of building material with light weight, высокая прочность, thin thickness, convenient processing and good performance in sound insulation, heat insulation and fire prevention, and it is one of the new lightweight panels that are currently emphasized for development.
Gypsum board has been widely used in the internal partition walls, wall cladding panels (instead of wall plastering layer), ceilings, sound-absorbing boards, ground base boards and various kinds of decorative boards of various buildings such as residences, office buildings, stores, hotels and industrial plants, etc., and it is not suitable to be installed in bathrooms or kitchens for indoor use.
Silica fume in gypsum board
Silica fume is a very fine pozzolanic material that is used in a variety of construction applications, including gypsum board. It is a byproduct of the production of silicon metal and ferrosilicon alloys, and is composed of very small, spherical particles of amorphous silica.
The benefits of using silica fume in gypsum board
- Improved fire resistance: Silica fume can significantly improve the fire resistance of gypsum board. When exposed to fire, the silica fume reacts with the gypsum to form a protective layer that helps to prevent the spread of flames.
- Increased strength: Silica fume can also increase the strength of gypsum board. This is due to the fact that the silica fume particles fill in the pores between the gypsum crystals, creating a stronger and more cohesive matrix.
- Reduced shrinkage: Silica fume can help to reduce the shrinkage of gypsum board. This is important because shrinkage can lead to cracking and other problems.
- Improved durability: Silica fume can also improve the durability of gypsum board. This is because the silica fume particles make the gypsum board more resistant to moisture, истирание, and other environmental factors.
How is silica fume used in gypsum board?
Silica fume is typically added to gypsum board at a rate of 1-5% по весу. It can be added to the gypsum slurry at the mixing stage, or it can be dry-blended with the gypsum powder.
The environmental benefits of using silica fume in gypsum board
The use of silica fume in gypsum board can have several environmental benefits, including:
- Reduced waste: Silica fume is a byproduct of the production of silicon metal and ferrosilicon alloys. By using silica fume in gypsum board, we can help to reduce the amount of waste that is produced by these industries.
- Reduced energy consumption: The production of silica fume requires less energy than the production of other cementitious materials, such as cement. This means that using silica fume in gypsum board can help to reduce energy consumption.
- Reduced greenhouse gas emissions: The production of silica fume also produces fewer greenhouse gases than the production of other cementitious materials. This means that using silica fume in gypsum board can help to reduce greenhouse gas emissions.
Заключение
Silica fume is a versatile material that can be used to improve the performance of gypsum board in a number of ways. It is a sustainable and environmentally friendly material that can help to reduce waste, energy consumption, and greenhouse gas emissions.
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Основан в 2001, HSA является ведущим поставщиком кремнезема и абразивов в Китае., а также поставщик высококачественной продукции премиум-класса для бетонной и абразивной промышленности..