YongTe Alloys | Leading Supplier of Aluminum Master Alloys & Grain Refiners

Pioneering Excellence in Aluminum Additives

Yongte Master Alloys Co., Ltd. was founded in 1992 in Jiangxi, China, located in the historic Jin-gan-shan district—approximately three hours south of Changsha, Hunan. As one of the most renowned producers and leading suppliers of auxiliary materials for aluminum cast houses in China, Yongte has built a global reputation for innovation, quality, and reliability.

Our comprehensive product line includes grain refiners, compacted powder alloying tablets, aluminum master alloys, fluxes, ceramic foam filters, and castable refractory products—all engineered to meet the evolving demands of the aluminum industry worldwide.

1992

Founded in Jiangxi, China

30+ Years

Industry Leadership

Our Product Range

Engineered for performance, consistency, and purity—our products serve smelters, semi-fabricators, and foundries across the globe.

Grain Refiners

High-efficiency grain refiners for aluminum alloys, ensuring fine and uniform grain structure in castings. Ideal for aerospace, automotive, and high-strength applications.

Aluminum Master Alloys

Precision-formulated master alloys for controlled alloying of aluminum with elements such as Ti, B, Cr, Mn, and Zr. Ensures consistent chemistry and superior metallurgical performance.

Compacted Powder Alloying Tablets

High-density alloying tablets made from manganese and chromium powders. Manufactured in-house to ensure purity, dissolution rate, and process efficiency.

Fluxes

Specialized fluxes for drossing, degassing, and cleaning molten aluminum. Designed to minimize metal loss and improve melt cleanliness.

Ceramic Foam Filters

High-purity ceramic foam filters for filtration of molten aluminum. Removes inclusions and improves surface quality in final products.

Castable Refractory Products

Durable refractory solutions for high-temperature applications in aluminum processing. Resistant to thermal shock and chemical erosion.

Boron Treatment Additives

Advanced boron-based additives for grain refinement and hardenability improvement in aluminum and steel alloys.

Concentrated Additive Solutions

High-concentration alloying additives with optimized dissolution mechanisms for faster, cleaner melt treatment.

Manganese Powder (In-House)

Manufactured in our dedicated grinding facility to ensure consistent particle size, purity, and performance in alloying tablets.

Chromium Powder (In-House)

High-purity chromium powder produced in-house for superior control over alloying tablet composition and performance.

Why Choose YongTe?

Decades of innovation, quality, and customer commitment.

ISO Standards

Strict adherence to international quality standards with modern lab equipment and ongoing product assessment.

Global Export

Products exported to numerous countries and used in beverage cans, power lines, aerospace, and automotive sectors.

R&D Collaboration

Works closely with Chinese research centers and universities to advance grain refiner and molten metal treatment tech.

Cost Efficiency

Competitive labor costs, access to raw materials, and inexpensive hydroelectric power ensure cost-effective solutions.

Frequently Asked Questions

What are grain refiners used for?

Grain refiners are added to molten aluminum to promote fine and uniform grain structure during solidification, improving mechanical properties and reducing cracking.

Do you manufacture your own powders?

Yes, YongTe owns a dedicated grinding facility for manganese and chromium powders, allowing strict control over quality and consistency of our compacted alloying tablets.

Are your products exported internationally?

Yes, our products are exported to many countries and are widely used in smelters, semi-fabricators, and foundries around the world.

How do you ensure product quality?

We strictly follow international quality standards, use modern laboratory equipment across all facilities, and conduct ongoing assessments of every product batch.

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YongTe Alloys – Precision in Every Grain