Refractory Fire Clay
High-Temperature Industrial Refractory Material
Refractory Fire Clay from LANKA REFRACTORIES LTD is a high-performance ceramic raw material engineered for demanding high-temperature applications. It offers excellent thermal stability, mechanical strength, and resistance to thermal shock, making it suitable for both shaped and unshaped refractory uses.
Manufactured from carefully selected alumina–silica clays, our fire clay ensures consistent and reliable performance across a wide range of industrial environments.
Key Features
Service temperature exceeding 1,500°C
High resistance to thermal shock and thermal cycling
Good mechanical strength and durability
Reliable performance in acidic operating conditions
Suitable for refractory bricks, castables, and repair works
Available Grades
| Code Name | FC 32 | FC 40 | FC 50 | FC 70 |
|---|---|---|---|---|
| Chemical Analysis | ||||
| Al₂O₃ (%) | 32 | 40 | 50 | 70 |
| SiO₂ (%) | 62 | 54 | 44 | 24 |
| Grain Size – Maximum | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Less than 0.1 mm (%) | 35 (Min) | 35 (Min) | 35 (Min) | 35 (Min) |
| Maximum Temperature (°C) | 1300 | 1400 | 1500 | 1560 |
Available Grades
Furnace and kiln linings
Boiler fireboxes
Incinerators
Cement, ceramic, and metallurgical industries
Refractory manufacturing and maintenance
Why Choose LANKA REFRACTORIES LTD?
Consistent, quality-controlled refractory materials
Wide range of grades for varied heat zones
Proven reliability in industrial service
Local manufacturing and technical support