Guangxi 80-ton Ladle Refining Furnace Project-Services-Waydatech

80-ton Ladle Refining Furnace

Parameter Category	Parameter Item	Unit	Value	Remark
Ladle	Rated Capacity	t	80	For 80t ladle
	Minimum Capacity	t	70
	Maximum Capacity	t	85
	Free Space Height	mm	500
	Bogie Center Distance	mm	3900
Electrode	Electrode Diameter	mm	Φ400	High-power electrode
	Pitch Circle Diameter of Electrodes	mm	Φ700
	Max Electrode Stroke	mm	2500	Calculated based on minimum molten steel volume
Electrode Lifting Speed	Up (Auto/Manual)	m/min	4.5/5	Single phase
	Down (Auto/Manual)	m/min	3/4.5	Single phase
	Molten Steel Heating Rate	℃/min	≥4.0	After thermal equilibrium
	Short-network Impedance	mΩ	≤2.4
	Three-phase Unbalance Factor	%	≤4.0
	Ladle Bottom Lifting Height	mm	≥400
Ladle Car	Travel Speed	m/min	2~20
	Driving Mode	—	Mechanical
	Max Load Capacity of Ladle Car	t	140
Hydraulic System	Working Pressure	MPa	10~12
Hydraulic System	Working Medium	—	Water-Ethylene Glycol
Argon Gas	Working Pressure	MPa	≤1.2	Operating:0.35~1.0 MPa
Argon Gas	Consumption	NL/min	80~400
Cooling Water	Pressure	MPa	0.4~0.6 / 0.2~0.3
Cooling Water	Flow Rate	m³/h	≤260
Main Transformer	Rated Capacity	kVA	12500	20% overload for 2h
	Primary Voltage	kV	35
	Secondary Voltage	V	270-250-175	13 taps: first 3 taps constant power, last 10 taps constant current
	Cooling Mode	—	OFAF
	Secondary Current	A	28808
	Outlet Connection	—	Side outlet

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