Hangzhou Ocean Chemical Co., Ltd.

Tungsten
CAS No:		7440-33-7
Usage:		Manufacturing filament. High speed cutting alloy steel, super hard mould. For optical instruments,

Tungsten

Product name: Tungsten

Cas No: 7440-33-7

Molecular formula: W

Molecular weight: 183.84

Purity：≥99.9%

Appearance：Metallic black metal, the melting point of 3410 DEG C, the boiling point of 5660 DEG C, insoluble in water, density of 19.3. Chemical properties are very stable, do not react with air and water at room temperature.

Application: Manufacturing filament. High speed cutting alloy steel, super hard mould. For optical instruments, chemical instruments.

Packaging：500G/ bottles, 1KG/ bottles, or according to customer requirements