Wuhan Hongfeng Technology Co., Ltd.
We have excellent service
We have excellent equipment and large factories
We have all kinds of R&D talent
We have many years of experience in cooperation with major companies and factories
|
Item
|
Unit
|
RP
|
HP
|
UHP
|
|
250-400
|
450-800
|
300-400
|
450-700
|
300-400
|
450-700
|
|
Electric Resistivity
|
Electrode
|
μΩ.m
|
7.5-8.6
|
7.5-8.8
|
5.5-6.8
|
5.5-7.0
|
4.6-6.0
|
4.8-6.2
|
|
Nipple
|
4.5-5.5
|
4.0-5.0
|
3.5-4.5
|
|
Bending Strength
|
Electrode
|
Mpa
|
≥8.0
|
≥11.0
|
≥11.0
|
|
Nipple
|
≥15.0
|
≥16.0
|
≥18.0
|
|
Elastic Modulus
|
Electrode
|
Gpa
|
≤9.0
|
≤11.0
|
≤13.0
|
|
Nipple
|
≤13.0
|
≤14.0
|
≤15.0
|
|
Bulk Density
|
Electrode
|
g/cm3
|
1.55-1.65
|
1.63-1.73
|
1.65-1.75
|
|
Nipple
|
1.70-1.75
|
1.73-1.80
|
1.75-1.82
|
|
Ash
|
Electrode
|
%
|
≤0.3
|
|
Nipple
|
|
CTE(100-600)ºC
|
Electrode
|
10-6/ºC
|
2.00-2.50
|
1.80-2.00
|
1.30-1.50
|
|
Nipple
|
|
1.50-1.80
|
1.50-1.80
|
1.20-1.40
|