Calcium copper titanate (also abbreviated CCTO, for calcium copper titanium oxide) is an inorganic compound with the formula CaCu3Ti4O12. CCTO is note worthy for its extremely large dielectric constant (effective relative permittivity) of in excess of 10,000 at room temperature
Chemical Properties
Chemical formula: CaCu3Ti4O12
Appearance: Brown solid
Density: 4.7 g/cm3, solid
Melting point: >1000 °C
Crystal structure: Cubic
Molar mass: 614.1789 g/mol
Calcium copper titanate Technical Parameters
| Item | Unit | Spec |
| Purity | wt% | ≥99.5 |
| Particle Size (D50) | μm | 0.5~3.0 |
| Fe2O3 | wt% | <0.01 |
| SrO | wt% | <0.05 |
| Na2O+K2O | wt% | <0.01 |
| Al2O3 | wt% | <0.1 |
| SiO2 | wt% | <0.1 |
| H2O | wt% | <0.5 |
| Ignition loss | wt% | <1.0 |
| Other content | Adjustable | |
| Size | Adjustable | |
| Packing | 25 kg PE liner Kraft paper | |
Applications:
1. CCTO can be used for capacitor and resistor, new energy battery industry.
2. CCTO can be applied to the dynamic random memory, that is stored DRAM.
3. CCTO can be used in electronics, the new battery, solar battery, new energy vehicle battery industry, etc.
4. CCTO can be used for high-end space capacitance, the sun plate, etc.
5. As electronic ceramic material, CCTO can be used for dielectric ceramics, piezoelectric ceramics, etc.
