Carbon Lump - Material Information

Carbon, a fundamental element of life and materials science, exists in several solid forms with vastly different properties. As a lump material, carbon is typically used in its stable, polycrystalline or amorphous form, offering excellent chemical inertness and thermal stability. Its versatility makes it a key component in high-performance composites and industrial applications.

Material Overview

Carbon lumps are often composed of amorphous carbon or microcrystalline graphite particles compacted into a dense form. Carbon atoms form strong covalent bonds, either in tetrahedral (sp³) or planar (sp²) configurations, depending on the processing conditions. This bonding diversity allows carbon to exhibit a wide range of mechanical and thermal behaviors. Typical carbon lumps are black, opaque, and stable under high temperatures, with a sublimation point above 3600 °C. They show minimal reactivity at room temperature and excellent resistance to most chemicals and oxidants.

Applications and Advantages

Due to its high thermal stability, carbon lump is widely used as a reinforcement in metal and polymer composites, offering improved strength and thermal conductivity. It also serves in furnace linings, metallurgical processes, and as a precursor in carbide synthesis. Its electrical conductivity, though lower than crystalline graphite, is sufficient for anti-static and EMI shielding applications. Additionally, carbon’s radiological transparency and biocompatibility open doors for its use in medical and nuclear technologies.

Goodfellow Availability

Goodfellow offers Carbon (C) lump in high-purity formats suitable for experimental and industrial use. Custom dimensions and purities are available to support advanced materials development across diverse scientific sectors.

Explore Carbon (C) - Lump - Material Information and other advanced materials in Goodfellow’s online catalogue: Goodfellow product finder.

References

• Dresselhaus, M. S., & Kalish, R. (1992). *Carbon Materials: Graphite, Diamond and Others*. Springer.
• Wunderlich, B., & Jin, Y. (1993). The thermal properties of four allotropes of carbon. *Thermochimica Acta*, 228, 225–233.
• Sundqvist, B. (2000). Fullerenes under high pressure. *Advances in Physics*, 49(5), 703–794.