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LF Type Ladle Refining Furnace
发表时间:2017-12-01 14:08:36 浏览量:4006
LF- type ladle refining furnace is mainly used for refining of primary liquid
steel
From electric arc furnace or from converter。According to certain
technological need,
Ladle refining furnace could perform arc heating,
alloying by addition of alloy materials,
de-
Gassing、desulphurization,、de-inclusions and composition homogenization,
etc operations。Bearing steel, alloy structural steel, tool steel, spring steel,
plain carbon steel can be produced by ladle refining furnace。Because of LF
homogenization control function on temperature
And alloy composition and so
the ladle refining furnace has become critical equipment and
Buffer between
steelmaking and continuous casting
Technical features
:
Water cooled roof;Copper-clad conductive arms;Advanced
intellectual electrode regulator,
Reduced cost and energy saving, PLC
Industrial screen monitoring system。
Structural features :
Ladle transfer car、two heating
position, swinging electrode installation、mono- and three-arms structure。
Latest technologies applied:
Tubular water cooled
roof、VVVF technology of speed control for ladle car、hydraulic lifting of
electrode system(mono- and three-arm),optimization configuration of high current
conductors,、automatic control system of argon blowing、automatic intellectual
electrode regulator、automatic alloy material charging 。
Specifications of ladle refining furnaces
Type |
LF-20 |
LF-30 |
LF-40 |
LF-60 |
LF-100 |
LF-120 |
Rated capacity of ladle, ton |
20--25 |
30--35 |
35--45 |
60--75 |
100--110 |
110--150 |
Diameter of ladle, mm |
2200 |
2700 |
2960 |
3100 |
3400 |
3660 |
Rated capacity of TFR, KVA |
3200 |
5500 |
6300 |
10000 |
20000 |
22000 |
Diameter of electrode, mm |
250 |
300 |
350 |
350 |
450 |
450 |
PCD of electrodes, mm |
460 |
620 |
650 |
650 |
750 |
750 |
Heating-up rate of liq. Steel ℃ / min |
≥4 |
≥4.5 |