Metallic Manganese, 7439-96-5

Metallic Manganese, 7439-96-5

Metallic Manganese, represented by the symbol "Mn" on the periodic table, is a chemical element widely used in industries such as steel production, battery technology, and chemical manufacturing. Metallic manganese is the pure form of manganese, available in ingot or powder form. Below is detailed information about metallic manganese:

1. Technical Information:

• CAS No: 7439-96-5

• Chemical Formula: Mn

• Atomic Number: 25

• Atomic Weight: 54.94 g/mol

• Density: 7.21 g/cm³

• Melting Point: 1246°C

• Boiling Point: 2061°C

• Hardness: 6.0 on the Mohs scale (a relatively hard metal).

2. Physical and Chemical Properties:

Physical Properties:

• Color: Silvery gray.

• Surface: Bright and smooth.

• Magnetic Properties: Paramagnetic (attracted to magnetic fields).

• Workability: Easily cast and shaped.

Chemical Properties:

• Reactivity: Highly reactive. It oxidizes in air to form manganese oxide (MnO₂).

• Interaction with Acids and Bases: Reacts with acids to release hydrogen gas.

• Alloy Formation: Forms alloys with metals such as iron, aluminum, and copper.

3. Applications:

Metallic manganese is used as a raw material in various industrial sectors. Key applications include:

a. Steel Industry:

• Used as an alloying element in steel production. Manganese increases the hardness, durability, and corrosion resistance of steel.

• Plays a crucial role in the production of stainless steel.

b. Battery Technology:

• Used as a cathode material in lithium-ion batteries and alkaline batteries.

• Manganese dioxide (MnO₂) is widely used in battery production.

c. Chemical Industry:

• Used in the production of manganese compounds (MnO₂, MnSO₄).

• Used as a catalyst and oxidizing agent in chemical reactions.

d. Aluminum Industry:

• Used as an additive in aluminum alloys. Manganese increases the strength of aluminum.

e. Other Applications:

• Used as a decolorizing agent in the glass industry.

• Used in fertilizer production for agriculture.

4. Other Names:

• English: Metallic Manganese

• Chemical Name: Manganese (Mn)

• Industrial Term: Pure Manganese Ingot

5. Common Names:

• Manganese: Commonly referred to as "manganese" in everyday language.

• Steel Strengthener: Often called "steel strengthener" due to its role in the steel industry.

6. Why Choose Metallic Manganese?

Metallic manganese is preferred in many industrial applications due to the following properties:

a. Steel Strengthening:

• Increases the hardness, durability, and corrosion resistance of steel.

b. Role in Battery Technology:

• Enhances the efficiency of batteries.

c. Chemical Reactivity:

• Used as a catalyst and oxidizing agent in many chemical reactions.

d. Lightweight and Durability:

• Used in aluminum alloys to produce lightweight and durable materials.