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Overview of 95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal
95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal is precision-engineered from 99%+ pure aluminum oxide (Al₂O₃), offering exceptional mechanical strength and thermal stability. Designed to withstand temperatures up to 1800°C, these shafts provide superior performance in demanding applications including precision machinery, chemical pumps, semiconductor equipment, and high-speed bearings.
The combination of extreme hardness (9 Mohs), low friction coefficient, and excellent corrosion resistance makes alumina ceramic shafts ideal replacements for metal components in harsh environments.
Key Features of 95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal
Ultra-High Temperature Resistance – Stable operation up to 1800°C
Exceptional Wear Resistance – 5-10x longer lifespan than steel shafts
Corrosion Proof – Resistant to acids, alkalis and solvents
Lightweight – 60% lighter than steel with higher strength
Electrical Insulation – Excellent dielectric properties
Customizable – Available in various diameters, lengths and tolerances

(95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal)
Specification of 95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal
This alumina ceramic rod is made from 95% to 99% pure aluminum oxide. It is very hard. This hardness makes it highly resistant to wear. It lasts much longer than metal parts in abrasive conditions. This rod works well as a plunger, shaft, or piston component.
The ceramic surface is very smooth. Friction is low. This reduces sticking and improves movement. It is also very strong under compression. It won’t bend or deform easily under heavy loads. This material handles high heat well. It keeps its strength and shape at temperatures exceeding 1500°C. This makes it suitable for hot environments.
Alumina ceramic resists chemical attack. Acids and alkalis generally do not damage it. It does not rust. Moisture does not affect it. This ensures long-term reliability in harsh settings. It is an excellent electrical insulator. Electric current does not flow through it easily. This prevents short circuits in electrical applications.
These ceramic rods are often precisely joined to metal parts. This creates a strong plunger or piston assembly. The metal end allows for easier installation into standard machinery. The ceramic part provides the wear surface. This combination offers the toughness of metal where needed and the superior wear resistance of ceramic where it counts. The precise joining ensures reliable performance.

(95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal)
Applications of 95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal
Here’s what you need to know about 95-99% Aluminum Oxide Ceramic Rods used as plungers, shafts, and pistons, often paired with metal. These rods are incredibly hard. They resist wear extremely well. This makes them last much longer than metal parts in tough conditions. They handle high temperatures easily. They don’t corrode when exposed to chemicals. This reliability is crucial in demanding applications.
You find these ceramic rods in many industrial machines. They work well as plungers in pumps handling liquids or powders. They are excellent shafts guiding parts in high-friction areas. They serve as durable pistons in valves controlling flow. The smooth surface reduces friction significantly. This lowers energy use and prevents material sticking.
Pairing the ceramic rod with metal components is common. A metal end cap or fitting provides strength for mounting. A metal sleeve adds impact resistance where needed. This combination gives you the best of both materials. The ceramic handles the severe wear and harsh environment. The metal provides structural support and connection points. This hybrid design extends component life substantially.
These rods are essential in sectors needing tough, reliable parts. Chemical processing uses them because they resist acids and bases. Food and beverage equipment benefits from their non-contamination properties. Textile machinery uses them for their wear resistance against fibers. Oil and gas applications rely on them for longevity in abrasive conditions. Semiconductor manufacturing values their electrical insulation and purity.
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 95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal
What are alumina ceramic rod plungers? They are precision rods made from aluminum oxide ceramic. Manufacturers bond them to metal parts. This creates plunger shafts or pistons. These parts combine ceramic and metal strengths.
Why use 95% or 99% alumina? Alumina ceramic is very hard. It resists wear extremely well. It handles high temperatures. It resists chemical corrosion. Higher purity (99%) offers better performance. It lasts longer in tough conditions. 95% alumina is a cost-effective choice. It still performs well for many jobs.
What are the main benefits? These rods are very strong. They resist abrasion. This means they don’t wear down quickly. The surface is very smooth. This reduces friction. They handle heat well. They don’t react with most chemicals. They are electrically insulating. This prevents electrical current flow.
How is the ceramic attached to metal? A special process bonds them. This process is called brazing or shrink-fitting. Brazing uses a high-temperature metal alloy. Shrink-fitting uses precise heating and cooling. This creates a very strong joint. No glue is needed. The joint is reliable under stress.
Where are these plungers used? They work in demanding jobs. You find them in pumps and valves. They work well in meters and regulators. They are used in automotive injectors. They function in high-wear machinery. They handle abrasive fluids and powders. They are good for high-temperature seals. They are used where electrical isolation is needed.

(95 99 Aluminum Oxide Alumina Ceramic Rod Plunger Shaft Piston With Metal)
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