High-hardness Rectangle 99 Alumina Ceramic Block with Holes Al2o3 Ceramic Plate

﹡Product Overview

Our 99% alumina ceramic blocks and plates represent the pinnacle of high-performance ceramic engineering, offering exceptional hardness, wear resistance, and thermal stability for the most challenging industrial environments. These precision-crafted ceramic components feature custom hole patterns and geometries, making them ideal for semiconductor, automotive, chemical processing, and high-temperature applications.

﹡Key Features & Benefits

✔ Ultra-High Hardness - Mohs 9 rating (comparable to sapphire)

✔ Superior Wear Resistance - 5-10x longer lifespan than steel components

✔ Excellent Thermal Stability - Withstands temperatures up to 1600°C (2912°F)

✔ Precision Machining - Tight tolerances (±0.01mm achievable)

✔ Chemical Inertness - Resists acids, alkalis, and corrosive gases

✔ Custom Configurations - Various sizes, thicknesses, and hole patterns

﹡Industry Applications

1. Semiconductor Manufacturing

Wafer processing carriers with precision alignment holes

Plasma etch components resistant to corrosive gases

Vacuum chamber liners with mounting holes

2. Automotive & Aerospace

Sensor mounting plates for harsh environments

Fuel system components with fluid passage holes

Thermal barrier plates in exhaust systems

3. Chemical Processing

Reactor liner plates with distribution holes

Corrosion-resistant baffle plates

High-purity fluid handling components

4. Industrial Machinery

Wear-resistant guide plates with lubrication holes

Precision alignment fixtures for automation

Textile machine components with thread guides

5. Energy & Power Generation

Insulating spacer blocks in power electronics

Heat sink plates for LED applications

Battery cell separator plates

﹡Why Choose Alumina Ceramic Block?

✅ Advanced Manufacturing - ISO-certified production facilities

✅ Material Expertise - 15+ years in high-performance ceramics

✅ Precision Machining - State-of-the-art CNC grinding equipment

✅ Quality Assurance - Full dimensional and material testing

✅ Technical Support - Engineering assistance from design to production

﹡Production process

1. Grind and crush the raw materials to be slurry or powder

2. se-different method to making the slurry or powder into semi-finished products

3. Put the semi-finished products into the kiln for dewaxing and sintering;

4. After forming and sintering, Ceramic Sleeves products can also be processed by subsequent CNC precision machining according to the drawing requirements. Then Q/C test.

5. Finally package Ceramic Sleeves by bubble paper or cartons and place it on tray for delivery

﹡Certifications

﹡Company

Yixing Shengda Refractory Ceramic Co, Ltd. was established in Yixing City, China in 1995, witha production area of over 10,000m2. lt is an enterprise specializing in the production of aluminaceramic,zirconia ceramic,slicon nitride, silicon carbide and other precision ceramic products. 

And we also produce ceramic band heaters, ceramic terminal block, cordierite and mullite ceramic parts an other ceramic products.

﹡Ceramic Properties