MgZr25 Magnesium Zirconium Master Alloy with 25% Zirconium Content for Grain Refinement in 5kg Waffle Ingot
Product Details:
| Place of Origin: | Hunan, China |
| Brand Name: | High Broad |
| Certification: | ISO 9001:2015 |
| Model Number: | MgZr25-5KG |
Payment & Shipping Terms:
| Minimum Order Quantity: | 100 Kilograms |
|---|---|
| Price: | USD 35.00 - 55.00 / Kilogram |
| Packaging Details: | Vacuum-sealed aluminum foil bag, wooden pallet with moisture barrier, export-grade plywood case |
| Delivery Time: | 5-7 working days for stock, 15-25 days for production |
| Payment Terms: | T/T,L/C,PayPal,Western Union |
| Supply Ability: | 20000 Kilograms per Month |
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Detail Information |
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| Zr Content: | 25% ± 1% | Density: | ~2.0 G/cm³ |
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| Fe Max: | ≤0.05% | Melting Range: | 650-750°C |
| Ingot Weight: | 5kg Per Piece | Si Max: | ≤0.05% |
| Highlight: | MgZr25 Grain Refiner Alloy,Magnesium Zirconium Master Alloy,Aluminum Casting Grain Refinement |
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Product Description
Key Advantages
Superior Grain Refinement
Zirconium acts as an effective nucleating agent, promoting the formation of fine, equiaxed grains throughout the casting. Reduces average grain size by 60-80% compared to unrefined alloys.
Eliminates Hot Cracking
Grain boundary strengthening from Zr addition effectively prevents hot tearing and cracking during solidification, especially in complex-shaped castings and thick-section components.
Precise 5kg Waffle Ingot
Standardized 5kg waffle ingot form enables accurate weighing and rapid dissolution in the melt. Consistent composition throughout each batch ensures reproducible alloying results.
Low Impurity Control
Stringent quality control limits iron and silicon impurities to ≤0.05% each, ensuring the master alloy introduces minimal contaminants to the final melt composition.
Technical Specifications
| Alloy Grade | MgZr25 |
| Zr Content | 25% ± 1% |
| Form | Waffle Ingot |
| Ingot Weight | 5kg per piece |
| Density | ~2.0 g/cm³ |
| Melting Range | 650-750°C |
| Fe (max) | ≤0.05% |
| Si (max) | ≤0.05% |
Applications
- Aluminum alloy casting grain refinement (A356, A357, Al-Si-Mg series)
- Magnesium alloy casting and wrought alloy production
- Automotive cylinder heads, engine blocks, and transmission housings
- Aerospace structural casting components
- High-integrity sand casting and permanent mold casting
70 Chezhan North Road,Changsha, China 410100
Tel:+86-731-85717705
Fax:+86-731-85716569
Mobile/Whatsapp: +86-139-7515-2932
Improve your casting quality with MgZr25 grain refiner. Contact us for technical consultation, sample requests, and competitive bulk pricing.






