Carbon Electrode

Large-sized diameter carbon electrode are divided into S-grade and G-grade. Suitable for the smelting and production of iron and steel smelting, industrial silicon, yellow phosphorus, ferroalloys, titanium slag, brown corundum and other mineral heat furnaces.

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Product Description

Item	Unit	S grade carbon electrode
Item	Unit	Φ500-Φ700	Φ750-Φ960	Φ1020-Φ1400
Specific resistance	μΩ·M	≤45	≤45	≤45
Bulk Density	g/cm3	≥1.55	≥1.55	≥1.55
Transverse strength	Mpa	3.5-7.5	3.5-7.5	3.5-7.0
Compressive strength	Mpa	≥20.0	≥20.0	≥19.0
C.T.E	10-6/℃	3.2-4.8	3.2-4.8	3.2-4.8
Ash Content	%	≤2.5	≤2.5	≤2.5

Electrode diameter mm	S grade carbon electrode
Electrode diameter mm	Allowable Current A	Current Density A/cm²
780	31500	6.6
800	33100	6.6
850	37400	6.6
870	38000	6.4
900	40600	6.4
920	42500	6.4
960	46300	6.4
1005	49900	6.3
1020	50600	6.2
1060	54600	6.2
1100	57900	6.1
1146	62800	6.1
1205	69500	6.1
1250	71100	5.8
1272	73700	5.8
1305	74900	5.6
1321	76600	5.6
1355	77700	5.4
1400	80000	5.2

Item	Unit	G grade carbon electrode
Item	Unit	Φ500-Φ700	Φ750-Φ960	Φ1020-Φ1400
Specific resistance	μΩ·M	≤38	≤38	≤40
Bulk Density	g/cm3	≥1.58	≥1.58	≥1.58
Transverse strength	Mpa	4.0-7.5	4.0-7.5	4.0-7.5
Compressive strength	Mpa	≥20.0	≥20.0	≥19.0
C.T.E	10-6/℃	3.0-4.6	3.0-4.6	3.0-4.6
Ash Content	%	≤2.0	≤2.0	≤2.0

Electrode diameter mm	G grade carbon electrode
Electrode diameter mm	Allowable Current A	Current Density A/cm²
780	36200	7.6
800	38100	7.6
850	43100	7.6
870	43900	7.4
900	47000	7.4
920	49100	7.4
960	53500	7.4
1005	57000	7.2
1020	57900	7.1
1060	62600	7.1
1100	66400	7.0
1146	72100	7.0
1205	79800	7.0
1250	82200	6.7
1272	85100	6.7
1305	86900	6.5
1321	88900	6.5
1355	89400	6.2
1400	92300	6.0

Other Products

Carbon/Soderberg Electrode Paste

Applied to the smelting of iron and steel, industrial silicon, yellow phosphorus, ferroalloys, titanium slag, brown corundum and other mineral furnaces.

Graphite Electrode Powder

Applied to carburizers or raw materials. Low sulfur, low nitrogen, low ash, high degree of graphitization, and high carbon recovery rate.

Graphitized Petroleum Coke

Used as carburant or raw materials.Low sulfur, low nitrogen, and low ash content, high degree of graphitization, and high carbon recovery rate.

Graphite Electrode

For steelmaking and non-ferrous metal smelting LF\EAF furnace

Graphite Block

Application in: Molds, Furnace parts, Furnace linings, Heat shields for crystal pulling, Anodes for the electrolysis of metals etc.

Cathode Carbon Block

Applied in the production and smelting fields of aluminum industry.

Calcined Petroleum Coke

Used as carburant or raw materials for other carbon product.

Graphite Electrode Scrap

Used as raw materials for products such as high graphite furnace walls, high graphite cathodes, and high graphite carbon electrodes

Anode Carbon Block

Applied in the production and smelting fields of aluminum industry.

Calcined Scrap

Applied to various industrial furnace and used as smelting fuel, it has the advantages of high calorific value, low ash content, low sulfur, environmental protection, etc

Large size diameter graphite electrode （RP）
Physical and chemical properties
Item		Unit	Nominal diameter mm
			Φ650-Φ750	Φ780-Φ960	Φ1005-Φ1310
Specific resistance	Electrode	μΩ·M	12.0	13.0	15.0
	Nipple		7.5	7.5	7.5
Transverse strength	Electrode	Mpa	6.0	5.2	5.0
	Nipple		13.0	13.0	13.0
Elastic modulus	Electrode	Gpa	12.0	12.0	12.0
	Nipple		14.0	14.0	14.0
C.T.E	Electrode	10-6/℃	2.9	2.9	2.9
	Nipple		2.8	2.8	2.8
Bulk density	Electrode	g/cm3	1.58	1.58	1.56
	Nipple		1.68	1.68	1.68
Ash content	Electrode	%	0.5	0.5	0.5
	Nipple

Electrode Diameter mm	Allowable max current A	Allowable max current density A/cm²
Φ650	43100	13.0
Φ750	46200	12.0
Φ780	57300	12.0
Φ800	60300	12.0
Φ850	62400	11.0
Φ900	69900	11.0
Φ960	72400	10.0
Φ1005	79200	10.0
Φ1020	73500	9.0
Φ1060	79400	9.0
Φ1100	85500	9.0
Φ1146	92800	9.0
Φ1272	101600	8.0
Φ1310	107770	8.0