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High Purity Graphite Block

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High purity graphite blocks  

High purity graphite possesses many good characteristics such as high strength, excellent thermal shock resistance, good resistance to high temperature and oxidation, low specific electric resistance, good anticorrosion and ease of precise machining. It also has a property of low impurities.

 

Application:

Electronic tube anodes, sintering moulds

Heaters, heat shields, crucibles for monocrysalline silicon furnaces

Electrical discharge machine graphite, die casting moulds, coatings for metal

Diamond sinter moulds

Moulds for continuous casting

 

 Grades

 BEG-3

BEG-4 

BEG-5 

BEG-6 

Ash(PPM)

 0.15

 0.13

 0.1

 0.1

Specific Electrical Eesistance(μΩm)

 15

 12

 10

 10

Bulk Density( g/cm3)

 1.66

 1.72

 1.80

 1.85

Compression Strength(Mpa)

 35

 45

 60

 70

Flexural strength (Mpa)

 20

 25

 30

 35