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Iron Tablet

Iron tablets provide precise iron addition for aluminum melts, helping producers fine‑tune Fe content and maintain stable chemistry across heats. Founded in 1995 and a drafter of national standards for aluminum alloy additives, we offer fast‑dissolving, low‑impurity solutions that integrate with master alloys, grain refiners, modifiers, and fluxes.

Core Benefits and Use Cases

  • Controlled composition: The tablets enable measured Fe increments to meet specifications, support corrective additions, and stabilize chemistry when scrap composition varies. This reduces rework and improves batch‑to‑batch reproducibility.

  • Fast dissolution and clean melts: Rapid dissolution supports uniform distribution, minimizes dross, and shortens melting time. This improves furnace turnaround and downstream consistency.

  • Stable quality and low impurities: Tight control of trace elements supports mechanical and surface properties. Each batch is traceable and verified by spectral analysis.

  • Works with complementary additives: Compatible with AlTiB grain refiners, and master alloys such as AlSi, AlMn, and AlCu. Use them together to reach target microstructure and composition in casting or wrought routes.

Specifications and Customization

  • Composition and purity: High‑purity iron with controlled tramp elements (e.g., Pb, Cd, Bi). Customized thresholds and tailored formulations are available upon request.

  • Sizes and dosing: Multiple tablet weights and geometries match furnace size and dosing practices. Additions are straightforward and repeatable without cutting or preparation.

  • Standard size range: From small dosing pieces to larger briquettes for ladle or furnace additions. Custom dimensions can align with automatic feeding systems.

  • Dosing guidance: Add in measured increments based on the target Fe increase and melt mass. Stir for uniform distribution and verify composition via in‑process spectroscopy before casting.

  • Packaging and storage: Moisture‑resistant, clearly labeled packaging supports transport safety, lot traceability, and a stable shelf life. Storage guidance and MSDS are provided.

  • Special formulations: Options include controlled dissolution rate, tailored density, and binder systems compatible with refining or degassing steps to minimize gas pickup and slag.

Manufacturing Strength and Quality Assurance

  • Scalable supply: Four production bases (Harbin HQ; Cangzhou Plant 1; Cangzhou Plant 2; Anhui) provide capacity and lead time. The Anhui plant is designed for 120,000 t/y total, including 60,000 t/y alloying tablets, supporting long‑term programs.

  • Certifications: IATF 16949:2016, ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and Energy Management systems reinforce product quality, safety, and environmental stewardship.

  • R&D and testing: A provincial A‑level R&D institute and an inspection center with spectral analyzers, reduction furnaces, and muffle furnaces support rapid development and process control.

Application Guidance

  • Recommended practice: Introduce tablets with adequate agitation and hold time to ensure complete dissolution. Verify chemistry before casting or further alloying steps.

  • Process integration: Coordinate additions with refining flux and degassing to control hydrogen and inclusions. Then apply AlTiB grain refinement and final adjustments.

  • Safety and handling: Use appropriate PPE and keep products dry. Follow molten metal safety protocols and consult product documentation.

Delivery and Service

  • Logistics: Eight distribution centers and regional warehouses in Fujian, Jiangsu, Chongqing, and Guangdong support fast delivery. Exports reach nearly 40 countries with flexible shipment options and documentation support.

  • Technical support: Application engineers provide dosing guidance, on‑site audits, and recommendations to optimize yield, cost, and consistency.

Related Alloying Solutions

  • Alloying tablets: Manganese, copper, nickel, chromium, and titanium tablets can be combined to build target chemistries.

  • Master alloys: AlSi, AlFe, AlMn, AlTi, AlCr, AlCu, AlV, AlB, AlZr, AlSr, and AlTiB.

  • Grain refiners and modifiers: AlTiB products help refine microstructure and support reliable casting properties.

  • Fluxes: Refining and degassing flux aid inclusion removal and hydrogen reduction for cleaner melts.

Why Choose Us

We hold 100+ patents and have contributed to industry standards for aluminum alloying additives. Batch traceability, controlled incoming materials, and in‑process analytics deliver repeatable results. Long‑term cooperation with around 300 customers, including major aluminum producers, demonstrates consistent performance and service.

Category Notes

This category covers standard iron tablets for general aluminum alloying and customized variants for specific alloy families, furnace practices, and feeding systems. Balance dissolution rate, size, and impurity control to fit each application.

Frequently Asked Questions

  • What alloys benefit from these tablets? Use them wherever precise Fe control is needed to meet specification limits or correct composition, across casting and wrought routes.

  • Can the dissolution rate be adjusted? Yes. Geometry and formulation can be tuned to match furnace temperature profiles and stirring conditions.

  • How is quality verified? Each batch undergoes chemical analysis and performance checks. Certificates and test reports are available upon request.

Harbin Dongsheng Metal Co.,Ltd, 
the leading manufacturer of Aluminum alloying element additives,specialize in Alloying metal tablets,Master alloys,Grain refiners,Modifiers,and Fluxes products.

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