Crystalline Minerals Graphite CAS 7782-42-5 China Supplier

Crystalline Minerals Graphite CAS 7782-42-5 China Supplier

Graphite ,soft, dark gray; greasy feeling, can contaminate the paper. Hardness of 1 to 2, along the vertical direction ,with the increase of its impurity, its hardness can be increased to 3 to 5. Specific gravity of 1.9 to 2.3. Specific surface area range of 1-20m / g, in the isolated oxygen...

Description




Graphite is a mineral name, usually produced in metamorphic rocks, where coal or carbonaceous rocks (or sediments) are formed by regional metamorphism or magmatic intrusions.

 


Graphite is one of the softest minerals, opaque and greasy, color from iron black to steel gray, the shape was crystal, flaky, scaly, striped, layered or scattered in the metamorphic rocks. Chemical nature is not active, with corrosion resistance.



Name

Graphite

Nickname

Stone hemp, stone black, stone snail, stone Dai, thrush stone

Chemical formula


C

Molecular weight


12.01


CAS


7782-42-5


EINECS


231-955-3


Melting point

 

             3652℃


Boiling point


4827℃


Water soluble


Insoluble in water


density

 

2.25g/cmm³

 

Appearance

Black solid

Application

Pencil lead, refractory materials, conductive materials, lubricating materials



    Flake Graphite!


graphite02.jpg


Expandable Graphite!


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  Advantage!!

Graphite has high temperature resistance, thermal conductivity, lubricity, chemical stability, plasticity.


  Application!!


1>.Graphite can be used as refractory materials, conductive materials, wear-resistant lubricating materials.

2>.Graphite can be used in the atomic energy industry and the defense industry.

3>.Graphite can be used as pencil lead, paint, polishing agent.


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