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Overview of Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration
Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration is advanced porous structures made from high-purity aluminum oxide (Al₂O₃). Designed for extreme temperature (up to 1600°C) and chemical resistance, they provide efficient filtration of molten metals, gases, and aggressive fluids in industries like metallurgy, chemical processing, and environmental engineering.
Key Features of Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration
High-Temperature Stability – Withstands up to 1600°C without structural degradation
Controlled Porosity – Precise pore sizes (10-1000µm) for tailored filtration efficiency
Exceptional Chemical Resistance – Resists acids, alkalis and corrosive media
High Mechanical Strength – Maintains integrity under pressure and thermal cycling
Customizable Shapes & Sizes – Available in discs, tubes, and complex geometries

(Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration)
Specifications of Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration
Alumina foam filters tidy molten light weight aluminum. They catch dust and strong bits. This makes much better castings with less flaws. These filters make use of Al2O3. That’s aluminum oxide. It’s extremely pure, generally over 99%. This purity issues. It maintains the filter strong against warm metal. It likewise stops the filter from including scrap to the light weight aluminum.
The filter resembles foam. It has lots of linked holes. This structure traps negative things. Tidy metal flows via. You obtain different hole sizes. We gauge them in PPI. That indicates pores per inch. Common dimensions are 10 PPI, 20 PPI, 30 PPI. A lower PPI number means larger openings. Bigger holes let more steel flow fast. They are good for rough cleaning. Greater PPI indicates smaller openings. Smaller sized openings capture tinier dust little bits. They give cleaner metal. You pick the PPI based on your spreading job.
These filters take care of severe warm. They work fine approximately 1800 ° C(3272 ° F). Warm aluminum will not injure them. They resist thermal shock too. That indicates sudden temperature level adjustments won’t fracture them easily. This is essential for shop use.
The filters can be found in blocks. Criterion dimensions exist. Assume 305mm x 305mm (12″ x 12″) or 330mm x 330mm (13″ x 13″). Thickness is normally 50mm (2″). You can obtain custom-made sizes if needed. The filter beings in a special box. Molten light weight aluminum pours through it. It catches oxides, littles old refractory, other solid junk. This is crucial for top quality parts. Tidy aluminum suggests fewer problems. It indicates stronger final products. Great filtering saves cash. It reduces scrap. It makes casting extra reliable. Industries like vehicle and aerospace rely on this. They need very clean metal. Alumina foam filters provide that. They are a key device for contemporary aluminum factories.

(Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration)
Applications of Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration
Alumina foam filters tidy molten aluminum. These filters are also called Al2O3 filters, Hargil filters, or Alumine filters. They are made from ceramic foam. The foam has several open pores. It resembles a sponge. This structure catches little strong little bits drifting in the warm fluid steel. Factories require this cleansing action.
Dirty aluminum causes huge problems. Littles oxide skin, old refractory material, or various other junk obtain embeded the metal. These bits are called inclusions. Incorporations make spreadings weak. They trigger openings or splits later on. They mess up the surface area coating. No one wants weak or awful components.
Alumina foam filters capture these additions. Workers place the filter inside a metal box. This box beings in the course of the flowing aluminum. The warm fluid metal pours through the filter. The tiny pores inside the filter block the solid scrap. Only clean aluminum flows out the other side. It resembles a filter for fluid metal.
Using these filters gives huge benefits. The light weight aluminum comes to be much cleaner. Spreadings are stronger and more reputable. There are fewer problems. Much less metal obtains lost. Production runs smoother. The final product high quality enhances a whole lot. This is important for points like car parts or aircraft elements. These parts require to be excellent.
Different filter dimensions exist. The pore count issues. A finer pore filter captures smaller junk. Factories choose the ideal filter for their specific steel and spreading job. The filter has to take care of the heat. Alumina ceramic stays strong and steady even in really hot molten light weight aluminum. It doesn’t melt or damage down easily. This makes it trusted. Proper setup is important. The filter must fit well in its box. It requires excellent support. Leakages around the filter misbehave. The metal has to go via the pores.
Company Profile
Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.
Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration
Here are 5 FAQs about Alumina Foam Filters for Aluminum Filtration:
What does this filter do?
It cleans molten aluminum. It catches dirt and bits floating in the metal. This dirt harms final castings. The filter traps oxides. It stops sludge. Cleaner metal flows into the mold.
What is the filter made of?
The filter is foam made of ceramic. The main material is alumina. That’s Al2O3. It’s very hard. It handles extreme heat well. The filter won’t melt in molten aluminum. It stays strong during pouring.
Why use alumina foam filters?
They make better castings. Clean metal means fewer defects. You see fewer holes or weak spots. Castings are stronger. Surface finish improves. This filter works better than simple screens. It catches smaller particles.
How do I use the filter in production?
Place the filter inside the filter box. This box sits in your metal transfer system. Common spots are in the launder or before the mold. Pour the molten aluminum through it. The metal flows through the foam pores. Dirt gets trapped inside the filter structure. Clean metal comes out the other side.
What pore size filter do I need?
Pore size matters. It’s measured in PPI (pores per inch). Common sizes are 10, 20, 30, 50, 80 PPI. Smaller pores catch finer dirt. But they also slow the metal flow more. Choose based on your metal quality and casting needs. Coarser filters (10-20 PPI) handle dirty metal or heavy flows. Finer filters (30-80 PPI) give ultra-clean metal for critical parts.

(Alumina/Al2O3 /Hargil/Alumine Molten Metal Reticulated Foam Filter for Aluminum Liquid Filtration)
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