RP Graphite Electrode Good Electrical Conductivity
RP Graphite Electrode Good Electrical Conductivity
Get high-quality RP Graphite Electrodes with excellent electrical conductivity from our factory. Choose durability and efficiency for your industrial needs.
Graphite electrode rp uses domestic petroleum coke and asphalt as raw materials, in accordance with the regular power graphite electrode production processes, calcination, dosing, kneading, forming, baking, graphite and machining refined. The nipple uses one time of impregnation and two time of baking processes.
Properties of Graphite Electrode RP
Good electrical conductivity,
High resistance to thermal shock ,
High mechanical strength,
For steel making electric arc furnace.
Advantages of Graphite Electrode RP
Excellent resistance to thermal shock and conduction,
Good wear resistance, good lubricity and long service life,
The surface can be used for the long life of anti oxidation treatment,
High temperature resistance, corrosion resistance, strong acid resistance.
Technical Characteristics of Graphite Electrode RP
Name
Unit
diameter of electrode 300mm-600mm
standard
Actual measurement
Electrode
Nipple
Electrode
Nipple
Specific electrical resistivity
μOhm • m
9.0-10.5
8.5
8.0-9.0
7.5
Limit of mechanical resistance to bending
MPa
6.4-7.8
13
9.0-10
15
Elastic modulus
GPa
9.3
14
9
13.7
Ash content, not more than
%
0.5
0.3
0.5
0.3
Bulk density, not less than
g / cm3
1.52
1.68
1.56-1.62
1.7.
Thermal coefficient of linear expansion
× 10-6 / ℃
2.9
2.8.
2.4
2.2
The Length & Diameter & Permissible Deviation of the Electrode
A type
Diameter
Length
Nominal diameter
Nominal length
tolerance
Millimeter (mm)
Inch (inch)
Small type
75
2.95
1200/1400
± 100
86
3.38
± 100
100
3.93
± 100
130
5.11
± 100
150
5.9
1600/1800
± 100
200
7.87
± 100
225
8.85
± 100
250
9.84
± 100
Common Type
300
12
1600/1800/2000/2200
± 100
350
14
± 100
400
16
± 100
450
18
± 100
500
20
± 100
550
22
± 100
600
24
± 100
Large type
780
30.7
2000
± 100
800
31.49
± 100
850
33.46
± 100
960
37.79
± 100
1200
47.24
± 100
Graphite Electrode RP Current Capacity
Nominal diameter
Permissible current power
The current density (A / cm2)
Millimeter (mm)
Inch (inch)
300
12
10000-13000
14-18
350
14
13500-18000
14-18
400
16
18000-23500
14-18
450
18
22000-27000
13-17
500
20
25000-32000
13-16
600
24
30000-36000
12-15
Applications of Graphite Electrode RP
Graphite electrode RP is used in an electric smelting furnace or an arc furnace of a total power for smelting steel, silicon, yellow phosphorus, etc. and RP Graphite electrode can be widely used in the electric smelting furnace for producing the ferroalloy, pure silicon, yellow phosphorus, copper matte, calcium carbide and so on.
Graphite Electrode RP Manufacturer from RS Refractory Factory
RS refractory factory as a professional graphite electrode rp manufacturer in china, have many competitive advantages in the market. if you have demand of rp graphite electrodes, or have some questions on rp graphite electrode about physical and chemical indicators, please contact us for free, we will provide you with high quality rp graphite electrodes.
