Sodium Feldspar

Sodium Feldspar is also called as Soda Feldspar, is a Sodium Aluminosilicate (NaAlSi3O8). It is a type of feldspar mineral and as the raw material widely used in Ceramics, Glass, Coatings, Plastic, Refractory Material, etc.

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Description of Sodium Feldspar

LSAK Feldspar is a professional Sodium Feldspar Manufacturer that specializes in providing raw materials for the Ceramics, Glass, Coatings Material, Plastic, Refractory, and also applicable in various other industries, including paints, rubber, soap, construction materials, water filtration, abrasives, and fertilizers.

Our sodium feldspar production facility covers an area of 45,000 square meters and is equipped with state-of-the-art production equipment, a factory laboratory, and a testing center. This ensures that we can deliver high-quality sodium feldspar products to our customers.

As one of the top sodium feldspar suppliers in China, we have our own sodium feldspar mines, strict quality control, timely delivery, and professional services. We serve customers in over 200 countries, including Vietnam, the Philippines, Russia, Italy, Mexico, the United States, Morocco, and more.

• Sodium Feldspar Forms:

Grains（0-10mm）,

Powder (100-1250 Mesh).

• Sodium Feldspar Package:

1000-1300kg per bags.

Advantages of Sodium Feldspar

• High sodium （Na11%）and High aluminum content（Al20%）, has nepheline properties and good transparency

• Low Silicon and without free silicon, it's harmless to the body

• Na 11% around, Fast burning at a lower temperature, save cost

• Properties of translucent nepheline

• Good transparency

Parameter of Sodium Feldspar

	Chemical Analysis									Other Properties
Product Code	SiO2	Al2O3	Fe2O3	TiO2	CaO	MgO	Na2O	K2O	L.O.I.	Particle Size Distribution			Oil Absorption	Density	Mohs Hardness
	%	%	%	%	%	%	%	%	%	D10	D50	D97	g/100g	g/cm³
LASPAR.00.10G （0-10mm）	65.04	21.28	0.52	0.14	0.22	0.13	10.48	1.08	0.8	0-10mm, 95% pass			22.41g/100g	2.6	6
LASPAR.01.00P （100 Mesh）	66.75	19.81	0.13	0.03	0.54	0.08	11.2	0.41	0.65	25μm	58μm	145μm	22.41g/100g	2.6	6
LASPAR.02.00P （200 Mesh）	66.63	19.84	0.13	0.03	0.67	0.07	11.11	0.4	0.81	25μm	40μm	65μm	22.41g/100g	2.6	6
LASPAR.03.25P （325 Mesh）	66.35	19.81	0.17	0.03	0.84	0.07	11.14	0.39	0.9	23μm	30μm	37μm	22.41g/100g	2.6	6
LASPAR.06.00P （600 Mesh）	62.6	21.83	1.1	0.26	1.16	0.38	8.36	1.91	2.2	10μm	14μm	20μm	22.41g/100g	2.6	6
LASPAR.08.00P （800 Mesh）	67.06	19.59	0.15	0.03	0.36	0.09	11.46	0.45	0.51	2.7μm	6.9μm	15μm	22.41g/100g	2.6	6
LASPAR.12.50P （1250 Mesh）	67.1	19.35	0.15	0.03	0.65	0.08	11.17	0.41	0.76	1.5μm	3.2μm	10μm	22.41g/100g	2.6	6

Applications of Sodium Feldspar

Ceramics Industry:

• Ceramic Glazes: sodium feldspar is an essential ingredient for enhancing aesthetics. It promotes the fusion of other glaze components, producing a smooth and glossy surface on ceramic products like tableware, decorative items, and tiles. This glossy finish not only adds beauty but also provides a protective layer.

• Ceramic Bodies: Sodium feldspar is incorporated into ceramic bodies to improve their strength and durability. By acting as a flux, it enables ceramic materials to vitrify at lower temperatures, resulting in stronger and less porous ceramics. This is especially important for items like sanitaryware and stoneware.

• Sanitary Ware: Sodium feldspar is commonly employed in the production of ceramic sanitaryware, contributing to the formulation for its favorable melting properties and the enhancement of the glaze composition, ensuring durability and aesthetic appeal in ceramic fixtures. The addition of sodium feldspar in sanitaryware ceramics plays a crucial role in optimizing the firing process and achieving the desired surface finish, making it a key ingredient for both functional and aesthetic aspects of ceramic fixtures.

• Sintered Stone: Sodium feldspar plays a crucial role in the production of sintered stone (ceramic slabs). As a fluxing agent, it lowers the melting temperature of raw materials, ensuring efficient and uniform firing at high temperatures. This results in a dense, durable, and homogeneous material. Sodium feldspar also enhances the workability of the ceramic mix, allowing for the creation of large, defect-free slabs. Its alumina content contributes to the hardness and scratch resistance of the final product, making sintered stone ideal for high-traffic areas and kitchen countertops.

Glass Industry:

The glass industry uses sodium feldspar as a flux to lower the melting point of silica, ensuring high-quality, impurity-free glass products with superior transparency. Environmentally friendly, sodium feldspar outperforms pure alkali and aluminum oxide by emitting less carbon dioxide and waste. Its stable pricing, unaffected by futures trading and corporate control, makes it more economical than pure alkali and aluminum oxide.

Glass Fiber Industry:

Sodium feldspar is essential in glass fiber production due to its role as a flux, which lowers the melting point of raw materials, reducing energy consumption, and crucial in preventing breakage during the fiber drawing process, ensuring continuous and efficient production. Additionally, sodium feldspar enhances the mechanical properties and durability of the glass fibers, resulting in high-quality fibers that are strong and resistant to wear. These qualities make sodium feldspar indispensable in producing reliable glass fibers for insulation, reinforcement, and other industrial applications.

Coatings Industry:

Sodium feldspar is employed in the coatings industry to improve the quality of paints and coatings. It serves as a filler and extender, enhancing texture and coverage while increasing the durability and resistance of coatings. This results in long-lasting and aesthetically pleasing finishes on various surfaces.

Refractory Industry:

Sodium feldspar is integral to the production of refractory materials. Its high alumina content imparts excellent heat resistance, making it a key component in refractory ceramics, bricks, and castables. Used in furnaces, kilns, and other high-temperature applications, sodium feldspar enhances the structural integrity and thermal stability of refractory products.

Plastics and Rubber Industry:

In the plastics and rubber industry, sodium feldspar acts as a filler, reinforcing these materials. It enhances their mechanical properties, making them more robust and resistant to wear and tear. This is particularly valuable in the production of items like automotive components and consumer goods.

Abrasives Industry:

Sodium feldspar is utilized in the abrasives industry for its hardness and abrasive qualities. It is used to manufacture abrasive materials and tools, which are essential for tasks like metalworking and stone polishing. These abrasives help shape and smooth surfaces efficiently and accurately.

Other Applications:

Sodium feldspar also finds utility in soap manufacturing, grinding tools, welding electrodes, sintered stone and other industries. In welding electrode coatings, sodium feldspar can act as an arc stabilizer and weld pool protection agent.

Click Here To Get Sodium Feldspar Chemical Composition Report

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100 Mesh Sodium Feldspar Powder

200 Mesh Sodium Feldspar Powder

325 Mesh Sodium Feldspar Powder