- 50T Steel Making Plant(EAF/CCM)


E.A.F (ELECTRIC ARC FURNACE)

EQUIPMENT	ITEM	UNIT	50T
BODY	MAKER	-	NIKKO(JAPAN)
	CURRENT TYPE	-	A.C.
	NOMINAL CAPA	TON/CH.	50
	TAPPING TYPE	-	TEA SPOUT
	SCRAP CHARGING VOL.	㎥	50.5
	SHELL INNER DIA	mm	5,200
	SHELL HEIGHT	mm	3,810
TRANSFORMER	MAKER	-	FUJI
	CAPACITY(R/MAX)	MVA	38/45.6
	PRIME VOLTAGE	V	22,000
	PRIME CURRENT	A	997
	SECONDARY VOLTAGE (STEP×TAP)	V	F880-R550 (30V×12STP)
	SEC.CURRENT(R/MAX)	A	39,990/47,868
	TAP CHANGER	-	OLTC
ELECTRODE REGULATING DEVICE	CONTROL TYPE	-	VVVF
	STROKE	mm	3,900
	MOTOR/CYLINDER	Kw×P×V	37×6×440
	SPEED	m/min.	10.0
TILTING DEVICE	TYPE	-	RACK GEAR
	ANGLE	F/B	45˚/15˚
	MOTOR	Kw×P×V	37×6×220
	CYLINDER	Φ×ST	-
	SPEED	sec	65
ROOF REGULATING DEVICE	TYPE		HYDRAULIC
	STROKE	mm	450
	CYLINDER	Φ×ST	180/110 ×700ST
ROOF SWING DEVICE	TYPE		HYDRAULIC
	SWING ANGLE		60˚
	CYLINDER	Φ×ST	200/112 ×780ST
ELECTRODE	DIMENSION	inch	20
	LENGTH	inch	84
	NUMBER OF THREADS	TPI	4
	PCD	mm	1,350
OTHERS	SIDE WALL LANCE BURNER	EA	3
	SCRAP PRE-HEATER	-	●
	SCRAP CHARGING BUCKET	㎥	43

C.C.M(Continuous Casting Machine)

EQUIPMENT	ITEM	UNIT	50T
GENERAL	MAKER	-	MHISES (日)
	TYPE	-	MC-6S
	CASTING RADIUS	mm	6,000
	NUMBER OF STRAND	-	5
	STRAND SPACING	mm	1,200
	CASTING SIZE	mm	BT 120(118)
	CUTTING LENGTH	mm	2,500∼4,000
	CASTING SPEED	m/min.	3.0
LADLE	TYPE		SLIDE GATE VALVE
	CAPACITY(MAX)	t	70
	LADLE CHANGE		TRAVELLING CAR
TUNDISH	CAPACITY	t	16.0
	HEIGHT(STEEL BATH)	mm	550
	NOZZLE	mm	14.5, 15.0
	WEIGHT CONTROL	-	LOAD CELL
T/D CAR	TRAVELLING DEVICE	-	MOTOR DRIVE
	MOTOR	Kw×P×V	2.2×4×220
	SPEED	m/min.	10
	LAUNDER	-	MANUAL
MOULD	TYPE	-	CURVED TUBULAR
	SIZE	mm	750
	COOLING TYPE	-	SPRAY
	LEVEL CONTROL	-	Cs137
MOULD OSCILLATION DEVICE	DRIVING TYPE	-	AC MOTOR
	MOTOR	Kw×P×V	5.5×6×220
	STROKE	mm	0 ∼ 16
	CYCLE	cycle/min	60 ∼ 144
WITHDRAWAL	DRIVING TYPE	-	AC MOTOR
	MOTOR	Kw×P, EA/St	5.5×4, 1
	PINCH ROLL STAND	EA/St	2
	ROLL DIA	mm	UPPER 294 LOWER 300
	PRESSURE TYPE	-	HYDRAULIC CYLINDER
DUMMY BAR	TYPE	-	SOLID BAR
	LENGTH	mm	9,844
	STORAGE TYPE	-	MOTOR SELF LOCK
CUTTING DEVICE	TYPE	EA	HYDRAULIC SHEAR
	CAPACITY	t	200
	CUTTING TYPE	-	DIAGONAL(30˚)
	CUTTING LENGTH DETECTION		MEASURING ROLL

Rolling Mill Line

EQUIPMENT		ITEM	UNIT	Technical Spec
Material Size		Billet	mm	120×120
		Billet Length		3,200~3,900
Production Size		Size		D25,22,19,16,13,10
Reheating	Maker			SANKEN(Japan)
	Body	Type		Pusher
		Capacity	T/hr	50
		Funace Body(WxL)	m	4.1×18.46
		No. of Burner	EA	11
		Fuel		LNG
	Blower	Q'ty	EA	2
		Capacity	N㎥/min	380
		Press	mmH2O	900
	Pusher	Type		Rack & Pinion
		Motor	Kw	Φ350
		Stroke	mm	1500
		Speed	m/min	4
	Walking Beam	Lift stroke	mm	-
		Motor	Kw	-
		Forward stroke	mm	-
		Motor	Kw	-
	PLC	Maker		YOKOGAWA
Rolling	RM	Motor	Kw,Rpm	AC 1500 x 22P (3Hi) I=1/2.95
		Roll	Φ x ℓ	500/470 x 1500
	IM	Motor	Kw,Rpm	IM 1+2 DC700, 350~700 IM 3+4 DC700, 350~700 (1M2S)
		Roll	Φ x ℓ	430/380 x 800
	FM	Motor	Kw,Rpm	FM1+2 DC800, 600/1200 FM3 DC500, 650/1300 FM4 DC500, 650/1300 FM5 DC500, 650/1300 FM6 DC500, 650/1300 FM7 DC500, 650/1300 FM8 DC500, 650/1300
		Roll	Φ x ℓ	360/320 x 700
	Rolling Speed		m/s	D13 : 17 D16 : 14 D19 : 17
	PLC	Maker		MITSUBISHI
SHEAR	DIVIDING SHEAR	Motor	Kw	DC 75
		Size	mm	10~29
		Speed	m/s	10~19
Cooling Bed		Type		Rechen Type
		Motor	Kw	DC 132
		W x L	m	84 x 8.7
SHEAR	COLD SHEAR	Motor	Kw	75
		Capacity	Ton	500
		Speed	m/s	2
Performing M/C	Body	Motor	Kw	-
		No. of Roll	EA	-
		Speed	m/s	-
		Roll Pitch	mm	-
Finishing Treatment	PLC	Maker		MITSUBISHI
BINDING M/C	Small Size	Q'ty	EA	7
		Wire	mm	3.2
		Binding Size	mm	120
	Large Size	Q'ty	EA	3
		Wire	mm	5.5
		Binding Size	mm	400
	PLC	Maker		MITSUBISHI

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