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Overview of Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter
Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter is advanced porous structures made from high-purity aluminum oxide (Al₂O₃). Designed for molten metal filtration, they effectively remove slag, oxides, and non-metallic inclusions, ensuring cleaner and higher-quality castings in aluminum, iron, steel, and other metal alloys.
Key Features of Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter
High-Temperature Resistance – Stable up to 1700°C, ideal for molten metal applications.
Uniform Porosity (10-100 PPI) – Customizable pore sizes for efficient impurity removal.
Excellent Thermal Shock Resistance – Withstands rapid temperature changes without cracking.
High Mechanical Strength – Durable under extreme casting conditions.
Chemical Inertness – Resists corrosion from molten metals and fluxes.

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Specification of Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter
Right here’s the product content about ceramic foam filters:
Our ceramic foam filters come in 10, 20, 30, 40, and 50 PPI densities. PPI implies pores per inch. This number informs you the amount of holes the filter has in one inch. Greater PPI implies smaller holes. Smaller sized openings catch finer pollutants. Lower PPI implies bigger holes. Bigger openings let metal flow quicker. You pick the PPI based on your metal kind and the pollutants you need to remove.
We provide two main products: Zirconium Oxide (Zirconia) and Alumina. Zirconia filters are really solid. They take care of extreme warm well. They resist chemical attack from reactive metals. This makes them best for demanding work like superalloys or titanium. Alumina filters are difficult and trusted. They work wonderful for usual metals like aluminum, copper, and steel. Alumina provides superb filtration at a good worth.
Both materials form an open-cell foam structure. This structure acts like a sponge. It catches strong scrap in the liquified steel. This junk includes oxides, slag, and other fragments. The result is cleaner, better steel spreadings. Cleaner steel indicates fewer flaws in your last components. It boosts toughness and surface coating.
These filters endure very heats. They don’t thaw or damage down in the liquified steel stream. Their high toughness maintains them undamaged during pouring. They stand up to thermal shock. Thermal shock takes place when something warms or cools down very fast.
Use these filters in shops and metal spreading stores. They fit well in gating systems or directly in the put basin. They catch contaminations prior to the steel enters the mold and mildew tooth cavity. They work for ferrous metals like iron and steel. They work for non-ferrous steels like light weight aluminum, copper, zinc, and magnesium alloys. They boost yield and reduce scrap rates. They make your casting procedure extra effective and reputable.

(Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter)
Applications of Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter
Ceramic foam filters clean fluid metal. They catch contaminations in light weight aluminum, steel, iron, and various other steels during casting. Impurities destroy metal top quality. These filters quit slag, oxides, and various other dangerous bits. Tidy metal suggests stronger, lion’s shares. Fewer flaws take place. Manufacturing prices go down.
We make ceramic foam filters in different pore dimensions. You get 10, 20, 30, 40, and 50 pores per inch (PPI). Pick the PPI based upon your steel and procedure. Coarser filters like 10 or 20 PPI take care of thick, hefty flows well. They are good for huge spreadings or high flow prices. Finer filters like 30, 40, or 50 PPI catch little contaminations. They offer the cleanest metal for vital parts. Better filters require slower putting in some cases.
2 primary ceramic products exist: Zirconium Oxide and Alumina. Zirconium Oxide filters stand up to severe warmth extremely well. They are excellent for steel, stainless steel, and super alloys. They last longer in challenging problems. Alumina filters are solid and cost-effective. They function excellent for light weight aluminum, magnesium, copper, and cast iron. Both types catch pollutants efficiently.
Factories use these filters daily. They fit into gating systems quickly. Molten metal streams through the filter’s open cells. The filter framework traps the dirt. Clean metal fills up the mold. This boosts return and minimizes scrap. Industries like auto, aerospace, and general engineering depend on these filters. They generate reliable engine blocks, wheels, turbine blades, and machine components. Excellent filtering is necessary for top quality metal items.
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 Ceramic Foam Filters 10 20 30 40 50 Ppi Ceramic Zirconium Oxide Foam Filter Alumina Ceramic Foam Filter
Ceramic Foam Filters: 5 Common Questions Answered
People often ask what ceramic foam filters are. These are sponge-like blocks made from special ceramics. You place them in the metal flow path during casting. Their job is catching impurities like sand or oxides. Cleaner metal means fewer casting defects. Better quality parts result.
Many customers wonder about PPI numbers like 10, 20, 30, 40, 50. PPI means pores per inch. A lower PPI like 10 has bigger holes. It filters faster but catches larger impurities. A higher PPI like 50 has smaller holes. It filters finer particles but metal flows slower. Choose the PPI based on your metal type and the defect size you need to remove.
Why offer Zirconium Oxide and Alumina? The material matters. Zirconium Oxide handles extreme conditions very well. It’s great for reactive metals like titanium or superalloys. Alumina is more cost-effective. It works perfectly for many aluminum and iron casting jobs. Both types trap slag and inclusions effectively.
How do you use these filters? Installation is straightforward. Place the filter directly in the gating system. You can set it in the sprue or runner. Sometimes you immerse it in the metal flow itself. Ensure a snug fit. Metal must flow through the filter, not around it. Proper sizing prevents bypass.
Filter life is another common question. Expect one filter per pour. The filter captures contaminants. It gets saturated. Using it again risks releasing trapped impurities. The metal type matters too. Aggressive melts might degrade the filter faster. Replace the filter for every new casting cycle.

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