High-Grade Si Metal Lump For Aluminium Refining
• Excellent for deoxidation and grain refinement.
• Uniform structure ensures stable melting behavior.
• Long-term supply for EU and SEA customers.
Optimizing Aluminium Quality with High-Grade Si Metal Lump Technology
The High-Grade Si Metal Lump is a critical additive used in aluminium refining and alloy modification, designed to enhance strength, corrosion resistance, and structural integrity.
Its ultra-clean silicon composition and consistent block structure make it ideal for advanced alloy processing.
By improving deoxidation efficiency, it ensures cleaner melts and stronger cast products - essential for high-performance aluminium industries.
Key Refining Benefits:
Increases purity and mechanical strength of aluminium alloys
Promotes smooth solidification with minimal inclusions
Low impurity content for enhanced brightness and corrosion resistance
Optimized for continuous casting and alloy refining systems
Common Uses:
Aluminium smelters | Auto parts alloying | Die-casting | Extrusion billets manufacturing
Technical Insights and Export Handling Data for Si Metal Lump
| Parameter Category | Specification Detail | Typical Value / Option | Additional Notes |
|---|---|---|---|
| Main Component | Silicon (Si) | 99.0 – 99.5 % | High-grade metallurgical purity |
| Impurity Control | Fe < 0.4 %, Al < 0.3 %, Ca < 0.1 % | Stable composition | Tested via XRF analysis |
| Block Dimensions | 10 – 100 mm | Adjustable | Size matched to furnace feed systems |
| Density | 1.9 – 2.1 g/cm³ | - | Compact texture for even melting |
| Melting Point | Approx. 1410 °C | - | Maintains integrity under long heating cycles |
| Thermal Conductivity | 35 – 45 W/m·K | - | Ensures efficient heat transfer in alloying |
| Standard Packaging | 1 MT jumbo bag / 25 kg inner bags | PE-lined | Prevents moisture absorption |
| Container Load (20 FT) | 20 – 22 metric tons | - | Optimized for marine export weight |
| Storage Guidelines | Store in covered, dry areas | Avoid humidity | Recommended usage within 12 months |
Global Cooperation - Customers Visiting Our Si Metal Lump Refining Base
Competitive Advantages of Our High-Grade Si Metal Lump Production
Specialized Refining Focus: Engineered specifically for aluminium purification and alloy strengthening.
Advanced Furnace Technology: Electric arc furnaces with controlled oxygen injection ensure low-impurity output.
Stable Supply Chain: Direct factory shipment with strong logistics to major European and ASEAN ports.
Custom-Made Solutions: Tailored purity, lump size, and packaging for specific refining systems.
Commitment to Quality: Every batch comes with COA, export license, and SGS/BV verification if required.
FAQ - Essential Knowledge About Our Si Metal Lump
Q1: How does High-Grade Si Metal Lump improve aluminium refining efficiency?
A1: It accelerates deoxidation, reduces gas inclusions, and enhances the overall fluidity of molten aluminium.
Q2: Can your Si Metal Lump be used in both primary and secondary aluminium processing?
A2: Yes, it performs well in both smelting and recycled alloy operations.
Q3: How do you ensure stable delivery during peak demand seasons?
A3: We maintain stock in bonded warehouses near export ports to guarantee continuous supply.
Q4: Do you provide customized packing for different shipping routes?
A4: Absolutely - from 1 MT jumbo bags to wooden pallets or shrink-wrapped loads, depending on the buyer's preference.
Q5: What is the average lead time for bulk orders?
A5: Typically 7 – 15 days after confirmation, depending on volume and destination.
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