Wollastonite Ceramic
Low Thermal Expansion Ceramic
Wollastonite is a technical ceramic used in thermal processing and refractory applications where a balance of thermal stability and cost efficiency is required.
It’s often chosen when components must:
- Withstand high-temperature processing environments
- Maintain stability under thermal cycling
- Provide cost-effective refractory performance
- Replace less stable ceramic materials
- Support kiln and furnace operations
Important: Key advantage:
Wollastonite provides balanced thermal performance at a lower cost than many advanced ceramics.

Key Properties of Wollastonite Ceramic
Core properties:
- Good thermal shock resistance
- Stable performance in high temperatures
- Moderate mechanical strength
- Good machinability in certain forms
- Cost-effective refractory behavior
Wollastonite Ceramic Technical Specifications
| Property | Typical Range |
|---|---|
| Composition | CaSiO₃ |
| Density | ~2.8–3.0 g/cm³ |
| Max Operating Temperature | ~1100–1300°C |
| Thermal Shock Resistance | Good |
| Mechanical Strength | Moderate |
Wollastonite Applications by Function
Wollastonite is used across a variety of applications, including:
- Refractory shapes
- Kiln components
- Thermal processing systems
- Heat management structures
Custom Wollastonite Components We Manufacture
Associated Ceramics produces a range of precision-machined wollastonite components, including:
- Furnace parts
- Kiln supports
- Thermal processing fixtures
- Custom refractory shapes
Industries That Rely on Wollastonite
At Associated Ceramics, we manufacture wollastonite-based components for high-temperature industries, including:
- Ceramics manufacturing
- Industrial heating
- Metal processing
- Thermal systems
Frequently Asked Questions About Wollastonite
What is wollastonite used for?
It is used in refractory and thermal processing applications.
Is wollastonite heat resistant?
Yes, it performs well in moderate high-temperature environments.
Where is wollastonite used?
Kilns, furnaces, and thermal systems.
Is it a structural ceramic?
It is a moderate-strength refractory ceramic.
Ready to Discuss Your Application?
Whether you're developing a new component, searching for a better supplier, or scaling an existing design into production, our engineers are ready to help.