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Overview of Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin
Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin is precision-engineered components made from high-purity aluminum oxide (Al₂O₃), offering superior mechanical strength, thermal stability, and electrical insulation. These pins are widely used in electronics, semiconductor equipment, medical devices, and industrial machinery where extreme durability and precision are required. With excellent wear and corrosion resistance, they ensure long-lasting performance in demanding environments.
Features of Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin
Extreme Hardness & Wear Resistance – Ideal for high-friction applications
High-Temperature Stability – Withstands up to 1600°C without degradation
Excellent Electrical Insulation – Perfect for electronic and semiconductor uses
Chemical & Corrosion Resistance – Resists acids, alkalis, and harsh chemicals
Precision Machining – Tight tolerances for critical applications

(Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin)
Specifications of Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin
This industrial high hardness alumina ceramic pin uses 95% Al2O3. This material choice gives exceptional performance for demanding jobs. The pin is very hard. It achieves a Vickers hardness over Hv1500. This hardness makes it highly resistant to abrasion and surface wear. The material is also very dense. Its bulk density is typically above 3.7 g/cm³. This density contributes to its strength and durability.
The pin offers excellent mechanical strength. Its flexural strength often exceeds 350 MPa. Its compressive strength is very high too. This strength allows it to withstand heavy loads and impacts. The pin resists wear extremely well. It is suitable for high-friction environments. This reduces part replacement frequency. It saves costs over time.
Thermal stability is a key feature. The pin handles high heat well. It operates reliably up to 1600°C. Its thermal shock resistance is good. It manages rapid temperature changes without cracking. The material is electrically insulating. It provides excellent dielectric properties. This is useful in electrical applications.
Chemical resistance is another strong point. The pin resists chemical attack. It works well against many acids and alkalis. It is unaffected by most solvents. This makes it ideal for corrosive settings. The surface finish is very smooth. It minimizes friction further. Precision grinding ensures tight dimensional tolerances. This guarantees consistent performance and fit.
Custom sizes and shapes are available. The pin meets specific application needs. It fits various industrial machinery. Common uses include wear parts, guides, locators, and insulating components. It performs in sectors like automotive, aerospace, chemical processing, and electronics.

(Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin)
Applications of Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin
Industrial high hardness 95% Al2O3 alumina ceramic pins are tough components. They handle demanding industrial jobs well. Their extreme hardness is their main advantage. This hardness makes them highly resistant to wear. They last much longer than many metal parts. This is crucial in abrasive environments. Think gritty mining operations or heavy sandblasting. These pins keep their shape and size under heavy use. This ensures consistent performance over time.
These ceramic pins see widespread use. They are common in welding fixtures and jigs. The pins position parts accurately. They withstand intense heat and sparks without degrading. The pins work well in conveyor systems too. They act as guides or rollers. They handle constant friction from moving materials smoothly. Textile manufacturing uses them. The pins guide high-speed threads. They resist abrasion from the fibers effectively. Electronics assembly lines rely on them. The pins provide precise alignment for sensitive components. They don’t scratch delicate surfaces.
Chemical resistance is another benefit. The alumina material withstands many harsh chemicals. This makes the pins suitable for chemical processing equipment. They won’t corrode like metal alternatives. High-temperature stability is important. These pins perform reliably in very hot conditions. This is useful in furnaces or heat treatment areas. Electrical insulation matters in many applications. The ceramic pins don’t conduct electricity. This prevents short circuits or interference.
Using these pins offers real advantages. Reduced downtime is a major one. Machines run longer without needing pin replacements. Maintenance costs drop significantly. Product quality improves. Consistent positioning prevents defects. The pins contribute to smoother, more reliable production. They are a practical solution for tough industrial tasks.
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 Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin
What is this ceramic pin made of?
This pin uses 95% Alumina (Al2O3). This material is very pure ceramic. High purity means better performance. It handles tough conditions well.
How hard is this alumina pin?
Its hardness is extremely high. It measures around 85 HRA on the Rockwell scale. This hardness is much greater than steel. It resists scratching and surface damage effectively. Things rubbing against it wear out slower.
Does this pin resist wear?
Yes, wear resistance is excellent. The material is very dense and hard. Friction causes little damage. This makes the pin last much longer than metal parts. It reduces downtime for replacements.
Is the ceramic pin fragile?
It has high hardness but is brittle. Brittle means it can crack under sharp impact or heavy force. Avoid hitting it with hammers. Use it correctly within its design limits. It handles constant pressure well.
Can chemicals damage the pin?
Almost no. The 95% Alumina is very inert. Most acids, alkalis, and solvents do not affect it. It won’t rust like metal. This makes it perfect for harsh chemical environments. It stays stable and reliable.

(Industrial High Hardness 95% Al2O3 Alumina Ceramic Pin)







