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Overview of 75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock
75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock is precision-engineered from 99%+ pure aluminum oxide (Al₂O₃), offering outstanding mechanical strength and thermal stability. With a maximum operating temperature of 1800°C, these rings are widely used in high-wear applications such as bearings, seals, insulators, and semiconductor processing equipment. Their exceptional hardness and corrosion resistance make them ideal for demanding industrial environments.
Key Features of 75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock
Extreme Temperature Resistance – Stable up to 1800°C with minimal thermal expansion
Superior Wear Resistance – Harder than steel, ensuring long service life
Excellent Electrical Insulation – High dielectric strength for electronic applications
Chemical Inertness – Resists acids, alkalis, and corrosive gases
Precision Machined – Tight tolerances for consistent performance in mechanical assemblies

(75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock)
Specifications of 75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock
Below’s the item description for 75% Aluminum Oxide Porcelain Assistance Tube and Alumina Plunger Plug. We have these products ready in supply.
These ceramic tubes and plunger plugs are made from 75% alumina. This product provides great efficiency for the price. It manages extremely high warm well. The tubes withstand temperatures approximately 1500 ° C (2732 ° F). The plunger plugs likewise handle this warmth level. They withstand use successfully. This makes them resilient in challenging conditions.
The tubes come in common dimensions. Common outside sizes are 10mm, 12mm, 15mm, 20mm, 25mm. Wall surface thickness is typically 2mm or 3mm. Lengths differ. We stock 100mm, 150mm, 200mm, 250mm, 300mm. Custom-made sizes are possible too. Ask us regarding your certain requirements.
The alumina bettor connects match these tubes. They fit inside television finishes snugly. This creates a solid support system. Plugs are strong cyndrical tubes. Sizes represent tube inner sizes. Common plug dimensions are 6mm, 8mm, 10mm, 12mm, 19mm. Lengths are typically 20mm or 25mm.
Key material properties correspond. Solidity is high. Thickness is around 3.0 g/cm TWO. The surface finish is smooth. This lowers friction. The components are formed under high pressure. After that they are fired at extreme temperature levels. This procedure makes certain stamina and stability.
These components are vital in many industries. They work well in heating system applications. They sustain burner accurately. Kilns use them thoroughly. They are good for warm therapy components. Semiconductor manufacturing requires them. Laboratory equipment relies on them. They offer thermal insulation. They supply electrical seclusion. They preserve accurate placing under warmth stress.
We maintain preferred sizes available. This indicates quick delivery for you. You get trustworthy ceramic parts promptly. Order the exact size you require today.

(75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock)
Applications of 75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock
These 75% Light Weight Aluminum Oxide Ceramic Assistance Tubes and Alumina Plunger Plugs are ready for instant usage. They deal with laborious dependably. Numerous industries need solid, heat-resistant components. These ceramic pieces fit the bill perfectly. The support tubes hold points consistent inside kilns and heaters. They maintain products like thermocouples or heating elements securely in position throughout high-temperature firing. This prevents sagging or changing. Consistent outcomes depend upon stable positioning. The plunger plugs produce limited seals or push materials efficiently. They function well in pumps, valves, and other equipment. Their smooth surface area resists sticking and wear. This lowers rubbing and prolongs devices life. Both tubes and plugs hold up against severe warmth easily. They run accurately as much as 1500 ° C. Sudden temperature modifications won’t break them. This thermal shock resistance is essential for several processes. They additionally withstand chemical assault. Acids and alkalis don’t damage them easily. This makes them ideal for rough chemical settings. Their solidity battles abrasion. Sand, powders, and slurries cause much less wear. Upkeep requires drop. Parts last much longer. Manufacturing remains reliable. The 75% alumina make-up balances price and efficiency. It offers great stamina and longevity without the higher price of purer qualities. These components are necessary for porcelains manufacturing, warmth treatment, chemical processing, and foundry job. They keep points running smoothly under pressure and heat. We have preferred sizes and shapes available right now. You can obtain these crucial parts without delay. This prevents manufacturing hold-ups.
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.([email protected])

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of 75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock
Here are common questions about our 75% Aluminum Oxide Ceramic Support Tubes and Alumina Plunger Plugs currently in stock:
What exactly are these ceramic parts?
These are industrial ceramic components. They are made from 75% aluminum oxide. The support tubes provide structural help in high-heat areas. The plunger plugs act like piston parts in machinery. Both handle extreme temperatures well.
Why choose 75% alumina ceramic?
This material offers a good balance. It provides excellent heat resistance. It resists chemical damage. It handles wear better than many metals. The cost is reasonable compared to higher alumina grades. It works reliably in many demanding jobs.
How hot can these parts safely get?
These tubes and plugs handle very high temperatures. They perform consistently up to 1000°C. They resist thermal shock. Sudden temperature changes are less likely to crack them. This makes them suitable for furnaces and kilns.
What chemicals won’t damage them?
These alumina ceramics resist many harsh substances. Acids and alkalis generally don’t affect them. Most solvents won’t harm them. Strong oxidizing agents are also resisted well. They are tough in corrosive settings. Check specific chemical compatibility for critical uses.
Are different sizes and finishes available?
We stock common sizes for immediate shipping. Standard diameters and lengths are ready. Custom sizes take longer. Standard surface finishes are smooth. Precision grinding is possible for tight fits. Surface roughness can be adjusted per need. Ask about specific finish requirements.

(75% Aluminum Oxide Ceramic Support Tube Alumina Plunger Plug In Stock)
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