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Large Size Graphite Electrode

Large-size graphite electrodes (φ780-φ1400mm) are widely used in mine thermoelectric furnaces, and the current density can reach 12-15A/square centimeter. Only a few companies in China have the strength to produce large-size graphite electrodes.

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Product Parameter

ITEM	RP 250mm/ RP150		HP 200/250/300/350/400mm		HP 450mm		UHP 450/500/550/600/650/700mm
ITEM	Electrode	Nipple	Electrode	Nipple	Electrode	Nipple	Electrode	Nipple
Electrical Resistance Max. (µΩ-m)	8.0	6.0	6.5	4.0	5.8	3.8	5.0	3.5
Flexural Strength Min. (Mpa)	11.0	14.0	11.0	20.0	14.0	25.0	14.0	25.0
Elastic Modulus Max. (Gpa)	9.3	13.7	12.0	17.0	13.0	18.0	12.0	18.0
Bulk Density Min. (g/cm3)	1.60	1.72	1.70	1.78	1.70	1.80	1.70	1.80
C.T.E (100-600)℃ Max.	2.7	2.5	2.4	2.2	1.4	1.2	1.3	1.0
Ash (%) Max.	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3

Nominal Diameter mm	Max. Current Load A	Max Current Density A/cm2
960	72350	10.0
1020	73500	9.0
1060	79380	9.0
1100	85490	9.0
1146	92780	9.0
1197	95600	8.5
1250	104260	8.5
1272	107960	8.5
1305	113630	8.5
1321	109590	8.0
1400	123090	8.0

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Main Applications

Customer Case

Graphite Electrode Manufacturers - HHGRAPHITE

“Thank you very much for the stable and safe supply of high-quality graphite electrodes from HHgraphite. It is an honor to maintain a long-term and pleasant cooperation with you.”

-- Raw material supply manager, From Simec Group.

Production Process

Graphite Electrode Manufacturers - HHGRAPHITE