Overview of Foam Air Filter / High Porosity Alumina Ceramic Foam Filter Foundry

Foam Air Filter / High Porosity Alumina Ceramic Foam Filter Foundry 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 Foam Air Filter / High Porosity Alumina Ceramic Foam Filter Foundry

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

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Specifications of Foam Air Filter / High Porosity Alumina Ceramic Foam Filter Foundry

Foam air filters trap dirt and fragments from air or gas streams. They function utilizing a special open-cell foam framework. This framework has numerous small holes. Air passes through easily. Dirt gets stuck inside the foam product. You discover these filters in engines, compressors, and air flow systems. They safeguard equipment from dangerous dirt. Regular cleansing or replacement maintains them functioning well.

High porosity alumina ceramic foam filters tidy molten metal. Factories use them in shops during steel spreading. The filter is made from light weight aluminum oxide ceramic. Its framework is also open-cell foam. This means it has plenty of interconnected pores. Molten metal moves with these pores. Impurities like slag or oxides get caught inside the ceramic material. This takes place before the metal enters the spreading mold and mildew.

The crucial function is high porosity. High porosity indicates a large amount of open area inside the filter. This open room allows excellent flow rates. Steel moves through the filter without decreasing excessive. It also offers a significant surface area inside. This surface area catches a lot of small impurities. The alumina ceramic product is extremely solid. It holds up against the severe warm of fluid steel. It does not thaw or damage down conveniently. It likewise withstands chemical assault from the molten alloys.

Utilizing these ceramic filters boosts casting quality. They get rid of small fragments that cause issues. Cleanser metal means less problems in the last cast part. Parts have smoother surfaces. They are stronger inside. There is less scrap metal. Production efficiency gets better. Factories attain higher quality results regularly. Different filter sizes and pore thickness exist. Choices depend upon the certain metal alloy and the casting procedure details.

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Applications of Foam Air Filter / High Porosity Alumina Ceramic Foam Filter Foundry

Molten steel has pollutants. These contaminations mess up castings. Foam filters catch this scrap. They stop slag, oxides, and other bits before steel gets in the mold. Cleaner metal means bulks.

Foam air filters are often made from polyurethane. They have an open, sponge-like framework. Steel flows with conveniently. The tiny pores catch solid bits. This happens right at the mold and mildew entrance. It’s a straightforward, effective obstacle.

High porosity alumina ceramic foam filters function similarly. They are made from special ceramic product. This product takes care of extreme warm. It doesn’t damage down in liquified aluminum, iron, or steel. The ceramic framework is very open. It enables good steel flow prices. It still captures very fine incorporations. These are bits as well little for standard foam filters.

Utilizing these filters enhances casting top quality. You see less issues like openings or weak points. Surfaces end up being smoother. Mechanical residential or commercial properties improve. The metal fills the mold and mildew more uniformly. Less disturbance takes place during putting. Disturbance includes more oxide junk. Filters calm the flow.

Shops save cash. They have much less scrap metal. Fewer components get discarded. Factory spend less time taking care of negative spreadings. Manufacturing runs smoother. Less steel is squandered overall. Filters are a cost-efficient option. They spend for themselves swiftly.

Polyurethane foam filters are good for many tasks. They are inexpensive. Alumina ceramic foam filters deal with tougher work. They deal with hotter steels. They catch finer particles. Both kinds are crucial devices. They make trusted, premium spreadings possible.

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 Foam Air Filter / High Porosity Alumina Ceramic Foam Filter Foundry

Here are five key questions about Foam Air Filters and High Porosity Alumina Ceramic Foam Filters for foundries:

What is this filter? It’s a special sponge made from very strong, heat-resistant ceramic. It looks like foam. Its job is cleaning molten metal before casting. It traps junk like sand, slag, or oxides floating in the liquid metal.

How does it work? Operators place the filter directly in the metal stream. The molten metal flows through the filter’s tiny open pores. These pores act like a net. They catch solid impurities. Clean metal flows out the other side into the mold. This prevents defects in the final cast part.

Why is high porosity important? Porosity means how many holes the filter has and how connected they are. High porosity is essential. It allows the thick molten metal to flow through easily. Good flow prevents slowdowns or stoppages during casting. It also means the filter can trap more junk without blocking up fast.

What sizes and types exist? Filters come in many shapes and thicknesses. Common shapes are round discs or square tiles. They are measured in Pores Per Inch (PPI). Lower PPI (like 10) means bigger holes for thicker metals. Higher PPI (like 60 or 100) means smaller holes for finer filtration. The size must fit your specific pouring system.

How do I choose the right one? Pick based on the metal you cast. Aluminum needs finer filters (higher PPI) than iron or steel. Consider the amount of junk usually in your melt. Think about your required metal flow rate. Thicker filters last longer but slow flow more. Your supplier can help match the filter PPI and size to your exact process needs. Proper fitting prevents leaks around the filter.

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