Overview
Lithium powder sponge metal is a specialized form of lithium characterized by its porous, sponge-like structure, which provides a high surface area for enhanced reactivity. This material is derived from pure lithium metal processed into a fine, porous powder. Due to its unique physical properties, it is widely used in advanced technological applications, particularly in energy storage and chemical synthesis. Lithium sponge metal is particularly valued in industries requiring high-purity lithium with controlled reactivity. Its porous nature allows for efficient interaction in electrochemical processes, making it a critical component in next-generation battery technologies. The material must be handled with extreme care due to its high reactivity with moisture and air.
Physical and Chemical Properties
Lithium powder sponge metal exhibits the typical properties of lithium but with an enhanced surface area due to its porous structure. It has a low density of approximately 0.534 g/cm³ and melts at 180.5°C. The material is highly reactive, especially with water, releasing hydrogen gas and forming lithium hydroxide, which necessitates strict handling protocols. Its porous structure significantly increases its reactivity compared to solid lithium metal, making it ideal for applications requiring rapid chemical reactions. The material is also soluble in liquid ammonia, which is sometimes used in specialized chemical processes. Due to its high reducing potential, it is often employed in organic synthesis and metallurgical applications.
Main Applications
The primary use of lithium powder sponge metal is in the production of high-performance lithium-ion batteries, where its porous structure enhances electrode efficiency. It is also used in aerospace applications for lightweight, high-energy-density materials. Additionally, it serves as a reducing agent in organic synthesis and metallurgy. Another growing application is in hydrogen storage systems, where lithium sponge metal can absorb and release hydrogen under controlled conditions. The material is also explored for use in nuclear fusion research due to its ability to interact with hydrogen isotopes. Its versatility makes it a critical material in advanced industrial and scientific applications.
Safety and Storage
Lithium powder sponge metal is highly flammable and reacts violently with water, necessitating storage under inert gases such as argon or nitrogen. It must be kept in airtight containers to prevent exposure to moisture or oxygen, which could lead to dangerous reactions. Proper personal protective equipment (PPE) is mandatory when handling this material. Storage areas should be cool, dry, and well-ventilated, with fire suppression systems in place. Spills must be managed using dry sand or specialized lithium fire extinguishers, as water-based extinguishers will exacerbate the situation. Safety data sheets (SDS) must be reviewed before handling, and emergency procedures should be clearly established in the workplace.
B2B Procurement Guide
When procuring lithium powder sponge metal, verify the supplier's ability to provide material under inert gas packaging to ensure stability during transit. Purity levels should be confirmed, typically ranging from 99.5% to 99.9% for industrial applications. Request batch-specific certificates of analysis (CoA) to validate quality. Bulk procurement may offer cost advantages, but ensure proper storage facilities are available. Consider suppliers with expertise in hazardous material logistics to mitigate risks. Pricing varies based on purity and order volume, with reference prices commonly between $300 and $600 per kilogram. Establish long-term supply agreements to secure consistent quality and availability.
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