Advanced Ceramics for the Semiconductor Industry
How can precision and reliability in semiconductor production be continuously increased?Which materials can withstand the extreme conditions in chip production?With over 120 years of experience in technical ceramics, we supply you with customised high-performance components for the semiconductor industry.Whether for wafer processing, production or handling - our ceramic solutions made of Al₂O₃, AlN, SiSiC and Si₃N₄ impress with the highest purity, thermal stability and mechanical precision.Discover how we can make your processes more efficient and reliable.
Indispensable for the Semiconductor Business
Whether in wafer processing, semiconductor manufacturing or handling - our components made of high-performance ceramics enable long-lasting performance and reliability.
CeramTec offers the right ceramic material for almost every requirement:
- Al2O3 – high purity and rigidity
- AlN – high thermal conductivity and electrical insulation
- SiSiC – low thermal expansion and density
- Si3N4 – high fracture toughness and low thermal expansion
Based on individual requirements, we can recommend the optimum material selection for the customer application. We are continuously improving key steps in our manufacturing process while simultaneously expanding our production capabilities.

Improved Key Process Steps to meet High Industry Demands
KEY PROCESS STEPS | TECHNICAL PARAMETERS | REACHABLE VALUES/REQUIREMENTS |
Hard machining - milling | Flatness, parallelism, Ra | Flatness < 1 μm Ra ≥ 0,05 μm" |
Grinding | Flatness | 5 μm < Ø 200 mm / 10 μm > Ø 200 mm |
Parallelism | 5 μm < Ø 200 mm / 10 μm > Ø 200 mm | |
Roughness | Ra from 0,15 μm to 0,6 μm | |
Eroding | Symmetrical positioning | up to 0,05 mm (holes/grooves positioning) |
Lapping & polishing | Flatness, parallelism, Roughness | Ra from 0,06 μm to 0,35 μm Flatness < 2 μm Parallelism < 2 μm |
Structuring | Roughness | Roughness < 3,2 μm Size < 150 μm |
Special measurement | Local slope/local flatness | Objective resolution 50 nm - 25 μrad |
Cleaning & packaging | Cleanliness | ISO 5 / Clean room 100 / package in clean room (based on customer request) |
Customized Advanced Ceramic Solutions
We manufacture our ceramic components and parts according to your individual application requirements, so you can design and maintain your processes flexibly and reliably. We have transitioned from a manufacturer of high quality ceramic components to a strong development partner who transforms your individual requirements into state of the art semiconductor products.
- Basic Suitability of Ceramics
- Selection of Materials
- Tailored Design & Construction
- Prototypes
- Risk Management
- Simulating and Modeling
- Specification
- Quality Assurance
- Series Production
- Change Management
- Audits
- Product Training
- Application Training
- Further Development and Know-How Transfer
- Basic Suitability of Ceramics
- Selection of Materials
- Tailored Design & Construction
- Prototypes
- Risk Management
- Simulating and Modeling
- Specification
- Quality Assurance
- Series Production
- Change Management
- Audits
- Product Training
- Application Training
- Further Development and Know-How Transfer