Shengda Ceramic provide all kinds of Alumina Ceramic Engineering Ceramic Thin Substrate/Sheet/Plate/Board.
Product Introduction
Product Overview
Our 99% pure alumina (Al₂O₃) ceramic blocks are engineered for extreme industrial environments requiring precision, durability, and chemical resistance. Ideal for high-wear applications where metals and polymers fail.
Key Technical Specifications
✅ Material Composition: 99% Al₂O₃ – <100ppm impurities
✅ Density: 3.9 g/cm³ – >99.5% theoretical density
✅ Mechanical Properties:
Hardness: 1,500 HV (Mohs 9)
Flexural Strength: 350-400 MPa
Compressive Strength: 2,600-3,000 MPa
✅ Thermal Properties:
Max Operating Temp: 1,600°C (2,912°F)
Thermal Conductivity: 28-35 W/(m·K)
Thermal Shock Resistance: ΔT >500°C
✅ Electrical Properties:
Dielectric Strength: 18-22 kV/mm
Volume Resistivity: >10¹⁴ Ω·cm
✅ Surface Finish Options:
As-fired: Ra 0.5-0.8µm
Precision ground: Ra 0.2µm (±0.02µm)
Mirror polished: Ra <0.05µm
✅ Standard Sizes:
Thickness: 5-100mm (±0.05mm)
Width/Length: 50-500mm (custom up to 800mm)
Industry Applications
1. Semiconductor Manufacturing
Plasma etch chamber liners – Non-contaminating, RF-transparent
Wafer handling platforms – Ultra-flat surface (≤0.01mm/m flatness)
2. Chemical Processing
Pump housing liners – Resists 50% H₂SO₄, 30% NaOH
Reactor vessel inserts – Zero corrosion in HCl environments
3. Precision Machinery
Coordinate measuring machine tables – Zero thermal expansion
Optical instrument bases – Vibration damping properties
4. High-Temperature Furnaces
Kiln furniture setter plates – Withstand 1,500°C cycling
Thermocouple protection blocks – Molten metal resistance
5. Medical Technology
MRI-compatible fixtures – Non-magnetic properties
Surgical tool components – Autoclavable, ISO 6474 compliant
Competitive Advantages
✔ Ultra-Low Wear Rate – <0.01mm/year in abrasive environments
✔ Chemical Immunity – Resists all acids except HF
✔ Precision Manufacturing – ±0.01mm tolerance achievable
✔ Cost Efficiency – 5-8 year service life in harsh conditions
Technical Parameters
Production process
Certifications
Our advantage
● Certificates: ISO & SGS
● OEM & ODM: OEM & ODM service is available
● Strict testing procedures :Meeting the requirements of the product design and process, providing reliable testing data.
● Short Delivery time:If less than 1000 pieces, it only takes around 5 days. We also stock some standard-sized products, if you need urgently, we can delivery very soon.
● Best ex-factory price
● Worldwide customers
● Customized according to needs
● Continuous research and development of new products
● Customer service:If you find some quality problem, please contact us, we’ll deal with it as soon as possible.
Packaging and shipping
Our customers have a wide range of processing choices for transportation mode.
Our Main Products
Company Profie
Yixing Shengda Refractory Ceramic Co., Ltd, established in 1995, Yixing, China with an area of 4,000 square meters and fixed assets of over 1 million US dollars, is a professional manufacturer of Steatite Ceramic Parts, Alumina Ceramic Parts, Cordierite Ceramic Parts, Ceramic Band Heater Insulators, Ceramic Terminal Block, Thermostat Ceramic Parts, Zirconia Ceramics Parts, Ceramic Heater Plugs, etc.
Shengda Ceramic equipped with CAD/CAXA/Solidworks software to provide professional OEM & ODM service.
Looking forward to co-operating with the customers from all over the world!
Contact US
Request A Quote Today
Whether is a product enquiry or technical help, please send messager here, our team will respond within 8 hours.
Subject : High Precision Wear and Corrosion Resistance 99 Alumina Ceramic for Industrial Use
Our Partners
If you have any questions or need help, feel free to contact with our team.
Phone
+86 183 5151 6951
Location
Qianluo Village, Dingshu Town, Yixing City, Jiangsu Province, China
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