Detailed introduction of 99.9% antimony ingot (brand name Sb99.90)

I. Basic properties

Purity: Antimony content ≥99.9%, total impurities ≤0.1%

Appearance: Silvery white or gray metal with silver luster, the surface is blocky or truncated pyramid hexahedron

Specifications: The weight of a single block is usually 25kg, and some support customization (such as crushed antimony particles, 3-8mm particles, etc.)

II. Chemical composition and physicochemical properties

Melting point: 630°C, boiling point 1635°C

Density: 6.68-6.697 g/cm³‌

Hardness‌: 3HB, brittle and non-ductile‌

Stability‌: solid metal at room temperature, easy to oxidize at high temperature, with unique thermal shrinkage and cold expansion characteristics‌

III. Main uses

Alloy manufacturing‌: as a hardener for metals such as lead and tin, to enhance the hardness and strength of alloys‌

Battery industry‌: used in lead-acid battery grid manufacturing to improve corrosion resistance and conductivity‌

Semiconductor materials‌: preparation of III-V compound semiconductors such as InSb and Bi₂Sb‌

Chemical raw materials‌: production of antimony compounds such as antimony oxide and antimony chloride, used in flame retardants, catalysts and other fields‌

IV. Packaging and supply

Packaging form‌: wooden box (net weight of 100kg or 1000kg per box) or galvanized iron barrel (crushed antimony particles 90kg/barrel)‌

Customized service‌: support sub-packaging, whole bag barreling and specific shape (such as antimony evaporation material) processing‌

V. Origin and brand

Main origin‌: Hunan Shandong

Representative brands: Yunnan Muli, Shandong Zhonghuan

VI. Precautions

Transportation and storage: Moisture and rainproof, avoid oxidation caused by packaging damage

Specification differences: Different manufacturers may have slight differences in single block weight, impurity content and other parameters, it is recommended to refer to the supplier's technical documents