Colour and appearance: cream colour to off white colour
Uses:
1. Mullite Sand is used in manufacturing refractories.
2. Mullite Sand is used in manufacturing Kiln Furniture
3. Mullite Sand er is used to manufacture foundry paints
4. Mullite Sand is used in primary and secondary coating in investment casting
5. Mullite Sand is used in manufacturing of high-alumina refractories
6. Mullite Sand is also used in metal, glass, ceramic and cement industries
About Mullite:
We Vstake Solution Pvt. Ltd are Manufacturers, Suppliers, Provider, Wholesaler, Trader, Dealer, Exporters of Mullite Sand.
Mullite sand is a type of sand primarily composed of mullite, a mineral with the chemical formula Al6Si2O13. It is derived from the natural mineral mullite, which is known for its excellent high-temperature properties and low thermal expansion. Mullite sand is used in various industrial applications that require refractory materials capable of withstanding extreme temperatures and thermal shock. Here are some key details about mullite sand:
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Composition:
Mullite is composed of aluminum oxide (Al2O3) and silicon dioxide (SiO2). It has a unique crystal structure with a 3:2 ratio of alumina to silica. Mullite powder is primarily composed of these compounds, with minor impurities depending on the source and manufacturing process.
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High-Temperature Properties:
Mullite is renowned for its excellent thermal stability and ability to withstand high temperatures. It can endure temperatures exceeding 1,600 degrees Celsius (2,912 degrees Fahrenheit) without significant deformation or melting.
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Low Thermal Expansion
Mullite exhibits low thermal expansion characteristics, making it suitable for applications requiring dimensional stability at high temperatures.
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Manufacturing:
Mullite sand is typically produced by processing raw materials, including alumina and kaolin (a type of clay), at high temperatures to promote the formation of mullite crystals. The resulting material is then crushed and graded to the desired particle size.
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Applications:
- Foundry and Casting: Mullite sand is used in foundry and casting applications to create molds and cores for casting metal parts. Its ability to withstand the high temperatures associated with metal casting processes is a key advantage.
- Refractories: Mullite sand is a crucial ingredient in the production of refractory materials such as refractory bricks, insulating materials, and crucibles. These materials are used to line furnaces, kilns, and other industrial equipment where high-temperature conditions prevail.
- Ceramics: In the ceramics industry, mullite sand is used as a component in ceramic formulations to improve thermal shock resistance and mechanical strength.
- Aerospace: Mullite-based materials are used in certain aerospace components and heat shields due to their ability to withstand extreme temperatures and thermal cycling.
- Catalysis: Mullite-based catalysts find use in some chemical processes and catalytic reactions.
We Vstake Solution Pvt. Ltd are deeply engaged in offering a wide array of Mullite Sand to our valuable Clients located in Mumbai, in Navi Mumbai, in Thane and all over India.
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