40t Electric Arc Furnace

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Basic Info.

Model NO.

40T

Warranty

1 Year

After-Sales Service

on-Line

Capacity

40t

Transport Package

Nude, Wooden Case

Specification

As per drawing

Trademark

VILLE

Origin

China

HS Code

8514300020

Production Capacity

100 Sets Per Year

Product Description

1. Technical parameter

1.1 Furnace capacity
Nominal tapping capacity                                40t
Average tapping capacity 50t (Hot heel: 6-8t)
Tap to tap time(tap 50t liquid steel) 70 mins. (100% scrap, 2 times top charging)
Method of charging                                         Top (using charging buckets and hopper)
Method of tapping                                           EBT
1.2 Furnace body
Shell internal diameter Ф4800mm
Side wall construction                                    Water cooled ,tubular
Forward tilting angle (steel tapping) 20°
Backward tilting angle (slag tapping)              12°
Roof construction Water-cooled, tubular
Roof lifting distance                                        400mm
Roof rotation angle 65°
Furnace door size 1000mm×900mm (W×H)
1.3 Heavy current system
Electrode diameter Ф500mm (UHP)
Pitch circle diameter                                        Ф1200mm
Electrode lifting distance                                 3100mm
Electrode traveling speed 9 / 6m/min (up/down, hydraulic driven)
Short net Impedance     ≤0.65+j3mΩ
Three phase unbalance        ≤5%
1.4 Furnace transformer & series reactor
Transformer capacity 32MVA+20% (long term)
Primary voltage 20kV, 3P, 50Hz
Secondary voltage 650-500-350V (15 taps, ABB tap changer)
Secondary current 36950A
Cooling mode OFWF
Reactor capacity 6MVar
Reactor tap 100%, 70%, 50%, 25%, 0%
1.5 Hydraulic system
Hydraulic working pressure 12MPa
Hydraulic medium Water-glycol (Buyer’s scope)
1.6 Cooling water
Water pressure 0.4MPa
Inlet water temperature ≤35ºC
Outlet water temperature ≤55ºC
Total water circulation flow                             600 t/h
Emergency water 300 t (for 30mins. @ 0.25MPa)
Water quality Industrial clean water
1.7 Lance & carbon injection system
Oxygen working pressure 0.8-1.0MPa
Oxygen flow rate                                             2900Nm³/h (max.)
Oxygen nozzle speed 2 Mach
CNG working pressure 0.4MPa
CNG flow rate 800Nm³/h (max.)
Compressed air working pressure 0.8MPa
Compressed air consumption 600Nm³/h (max.)
Carbon powder consumption 20-30kg/min.
1.8 Others
L.V. power installation capacity                      100kW
Furnace shell weight 105t (with refractory lining)

2. Supply list & break down price list

SN	Item	Qty	Remark
1	Mechnical parts
1.1	Furnace body (upper shell and lower shell)	1 set
1.2	Tilting mechanism	1 set
1.3	Water cooled roof and water pipe	1 set
1.4	Roof lifting and rotating mechanism	1 set
1.5	Electrode arms and traveling mechanism	1 set
1.6	EBT platform	1 set
1.7	Rotation frame locking device	1 set
1.8	Electrode nippling station	1 set
1.9	Cooling water distributor	1 set
2	Electrical parts
2.1	Transformer 32MVA/20kV c/w cooler	1 set	ABB tap changer
2.2	Reactor 6MVar/20kV c/w cooler	1 set
2.2	20kV high voltage system (GBC40.5kV panel)	1 set	Schneider VCB
2.3	Short network with water cooled cables	1 set
2.4	Lower voltage system	1 set
2.5	PLC automation and HMI system	1 set	Siemens PLC S7-300
3	Auxiliary items
3.1	Hydraulic power pack	1 set	Proportional valve & pump make: Parker
3.2	Compressed air device	1 set
3.3	Lubrication station	1 set	Xi’an or Qidong
3.4	Water cooled door oxygen lance manipulator	1 set	with hydraulic station
3.5	CNG, oxygen, carbon wall lance (4 pcs.)	1 set	with valves stand
3.6	Steel temperature & measuring thermometer	1 set	with LED display
4	Others (packing, china trans., customs, etc)	1
	FOB china port price

Supplied by the Buyer:
1) Installation and installation materials, Hydraulic medium, lubrication medium and cleaning medium, Graphite
electrodes, Furnace refractory lining;
2) Civil works and design (Seller provides furnace foundation drawings and civil work requirements), embedded
furnace foundation parts;
3) Water supply and gas supply main inlet are laid to Seller’s equipment connection point, H.V. incoming line is
connected to Seller’s H.V. panel and furnace transformer terminals, L.V. line is connected to Seller’s L.V.
distribution panel.
3. Delivery: 6 month after the Seller receiving down payment.

Reference:

Sales team:

Ville Electric Company will keep up with the century, the epoch,

Sincerely look forward to your cooperation and win-win!

Create brilliant!

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