Black quartz is a specialized quartz material widely used in advanced semiconductor and high-temperature industrial applications due to its unique combination of thermal, optical, and physical properties. Compared with conventional quartz materials, Black Quartz demonstrates excellent thermal stability and enhanced infrared absorption capability, making it particularly suitable for environments requiring precise heat control and temperature uniformity. Its unique material characteristics enable it to maintain stable performance under demanding thermal processing conditions, even during prolonged exposure to elevated temperatures and rapid thermal cycling.
Our Capabilities
At Alfa Chemistry, we specialize in the development and supply of high-performance black quartz materials. Our products offer a series of outstanding properties, including excellent high-temperature resistance, low thermal conductivity, high emissivity, high purity, and a low coefficient of thermal expansion. These characteristics enable Black Quartz to maintain stable performance and structural integrity under demanding high-temperature processing conditions, making it highly suitable for applications requiring precise thermal management. In addition to standard products, we also have the capability to provide black quartz solutions in various forms and specifications to meet diverse application requirements.
Specification Parameters
FQ-04 Black Quartz (Cat: ACSEM-FQ-0004)
Major Impurity Elements
| Content (ppm, wt%) | Al | Li | Na | K | Mg | Ca | Fe | Cu | Cr | Ni | Mn | Ti |
| FQ-04 | <12.61 | <0.7 | <1.0 | <0.5 | <0.3 | <1.0 | <0.6 | <0.05 | <0.02 | <0.01 | <0.02 | <1.16 |
Mechanical Properties
| Parameter | Unit | Test Result |
| Density | g/cm3 | 2.19-2.22 |
| Mohs Hardness | - | 6-7 |
| Pore Size | μm | <10 |
Thermal Properties
| Parameter | Unit | Test Result |
| Coefficient of Thermal Expansion (20~900 °C) | ×10-6/°C | 0.6*10-6 |
| Thermal Conductivity (20~900 °C) | W/(m·K) | 1.61 |
Choose Alfa Chemistry
Alfa Chemistry provides reliable black quartz solutions to customers through extensive industry experience, advanced manufacturing technology, and strict quality management. We are committed to delivering high-purity materials, flexible customization services, and professional technical support to help customers achieve stable processing performance and enhanced manufacturing efficiency. If you are seeking reliable black quartz materials for thermal management components, wafer processing systems, or other high-temperature applications, please feel free to contact Alfa Chemistry for further technical consultation and product support.
