Product Overview
4th-generation graphite sagger, manufactured via 2200℃ secondary high-temperature sintering process, professionally developed for high-end lithium battery cathode and anode material sintering.
1. Application Fields
Sintering of 4.5th-generation and above lithium iron phosphate (LFP) cathode materials, graphite anode materials, and other materials requiring oxygen-free high-temperature sintering treatment.
2. Working Temperature Range
1000℃ - 3000℃
3. Chemical Composition & Physical Properties
| Category |
Item |
Specification |
| Chemical Composition |
Carbon Content |
≥99.9% |
| Physical Properties |
Bulk Density |
1.75-1.79g/cm³ |
| Flexural Strength |
30-50MPa |
| Compressive Strength |
≥80MPa |
| Oxidation Resistance |
Excellent |
| Thermal Conductivity |
Excellent |
| Thermal Shock Resistance (above 1100℃) |
Excellent |
4. Product Features
- Adopting ultra-high purity and high-density structure with high mechanical strength and superior chemical stability, which effectively avoids impurity contamination of sintered materials and ensures high purity of battery materials.
- Equipped with upgraded anti-oxidation formula and 2200℃ secondary high-temperature sintering process. It greatly improves oxidation resistance, effectively reduces material adhesion, and significantly extends the service life of the sagger.
- It possesses excellent thermal conductivity and outstanding thermal shock resistance. The optimized thermal conduction capacity realizes uniform heat transfer inside the furnace, ensures consistent sintering effects, and reduces performance differences between production batches.



