Ladle Refining Furnace

Model NO.: LFV, LF, VOD, VD Condition: New Automatic Grade: Automatic Certification: ISO, CE, CCS Trademark: VILLE INDUSTRY Origin: Ningbo China Customized: Customized Power Source: Electric Type: Steel-Making Equipment Electrode Controlled Manners: Manual Controlling or Computer Controlling Specification: IEC standard HS Code: 85 Environment
1 The altitude is less than 2000m;
2 Environment temperature: -20-45centi degrees;
3 Monthly average maximum humidity is less than 90% during rainy season;
4 No electric dust, detonating gas and aggressive gas;
5 No obvious vibration and shaking.

Power supply
High tension AC 35kV± 10%
Low tension AC 380/220V± 10%
Frequency 50Hz ± 2%
Control voltage AC 220V
Electromagnetic valve DC 24V
LF-30T main technical parameters

Applications:
LF, VOD, VD Type ladle refining furnaces are suitable to refining molten steel from arc furnace, primary melting furnace, converter furnace. They are important metallurgical equipments for continuous casting and tandem rolling.
It have function as arc furnace heating under normal pressure, vacuum degasing, argon stirring, oxygen decarbonization and add material under normal pressure or vacuum. Temperature measuring, take sample, TV Carmera, flash observation.

Descriptions:
Ladle and ladle car
Arc heating mechanism
Electrode controlled manners: Manual controlling or computer controlling.
Vacuum facility and monitor system
Hydraulic station and controlled valves system
Argon, oxygen, compressed air system
Electric control system
Microcomputer PLC controlling and CRT displaying are available.
High voltage power system
High current circuit system
*Advanced technologies of LF FURNACE:
-Single electrode D. C. Powering LF ladle furnace.
-three electrode D. C powering LF ladle furnace
-single-electrode arm A. C powering LF ladle furnace
Tubular water-cooled roof
Microcomputer controller-hydraulic electrode regulator
VVVF-Motor type electrode regulator

Technical Data:

Rated capacity	Actual capacity	ladle diameter mm	transformer rated capacity KVA	Electrode diameter mm	electrode pitch circle diameter mm	heating-up rate C/min	Vacuum pumping rate kg/h	vacuum vessel mm	Ultimate vacuum pa	ladle weight t
20	15-20	2200	3150	200	500	2-3	150	2800/4100	67	18
40	30-40	2900	6300	350	850	2-3	250	4800/5000	67	25
60	50-60	3100	10000	350	650	2-3.5	360	5300/3500	67	39
70	70-80	3200	12500	400	700	2-3.5	380	5400/5600	67	43
100	90-100	3400	18000	400	700	2-3.5	400	5500/5800	67	47
150	100-150	3900	20000	450	800	2-3.5	450	6500/6600	67	52

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Product Categories : Industral Electric Furnace Control > Electric Arc Furnace