physicochemical index of high power graphite electrode

project

company

electrode diameter300-600mm

standard

actual measurement

electrode

joint

electrode

joint

resistance

 µΩm

 7.0-7.5

 6.5

 6.5-7.0

 5.5

flexural strength

 Mpa

 9.8-10.5

 14

 12.15

 15-18

elastic die

Gpa

 12

 16

 12

 14

ash content

 %

 0.3

 0.3

 0.3

 0.3

bulk density

 g/cm3

 1.6

 1.7

 1.68-1.73

 1.75

coeffcient of thermal expansion(100~600℃)

 ×10

 2.4

 2.2

 2.2

 2.0