The design and manufacture of HX-20t high power three-phase steelmaking arc furnace is according to GB10067.1-4 "Basic specifications for electroheat installation ".It is used for melting carbon and alloy steel and supply molten steel for refining equipment. Tapping is EBT. The production per year of one furnace thatequip with auxiliary energy will be above 10,0000t
Technical parameters
Rated capacity 20t Max capacity 33t, average 28t Furnace shell diameter φ4000mm Melting bath diameter φ3300mm Melting bath depth 830mm(include 100mm slag thickness) Volume furnace chamber 31m3 Melting bath Volume 5.54 m3(include 100mm slag thickness) Rated transformer capacity 12500kVA Primary voltage 35kV Secondary voltage 350V~295V~146V 12stage Voltage regulator method regulate at no-load Rated arc current 24kA Current frequency 50Hz Electrode pitch cycle diameter φ950mm Electrode lifting stroke 2800 mm Electrode max lifting speed 6m/min Electrode max lowering speed 4m/min Tapping angle at tapping 20° Tapping angle at slaging 15° Max furnace slanting velocity 1°/s Furnace roof swing angle 58° Furnace roof swing speed 1.5°/s Furnace roof lifting height 400 mm Furnaceroof lifting time <1min Weight of metal structure 120t(except hydraulic and electric equipment) Weight of refractory lining 60t Consumptionof cooling water 250t/h
Service to assurance
Equipment assignment plan and foundation condition drawings are provided to client
Operation instruction, drawings for repair and operation purpose and some relevant technical material are provided to client.
Free of charge to instruct technical assembling and commissioning, training operators on worksite.
At the condition of client following the specification of transport, storage, assembling and operation, from the date of goods send out, in 12 months if the product can not operate normally or damage happened caused by manufacture error, it is our responsible to repair or replace. It is free of charge. Pieces that are wear and tear easily are except.
If products problem occurred, after client's information received, we will reply and give treaty measures in 24 hours. If worksite service is required, we will send service man in 72 hours.
High-class and reliable spare parts are always available to our client.
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