Key Areas in Steel Mills Requiring Lubrication with Oils and Greases Practically
July 04, 2025
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The production environment of steel plants is complex, and equipment is often in harsh working conditions such as high temperature, heavy load, high dust, and high water vapor. Lubricating oil and grease ensure stable operation of equipment by reducing friction, anti-wear, cooling, sealing, and other functions. The following introduces the key parts that need lubrication and corresponding lubrication products based on the actual scenario of the steel plant:
Smelting core equipment
Blast furnace top equipment: rotating mechanism (gears, bearings) for material chute, drum bearings for probe hoist.
Hot air stove valve: The sliding parts of the gate and valve seat of the hot air valve and backflow valve reduce wear and prevent adhesion.
Converter/electric arc furnace
Tilting mechanism: Converter tilting gearbox (large modulus gear), bearing seat, pin shaft and shaft sleeve parts are filled with extreme pressure lubricating grease.
Oxygen lance lifting system: steel wire rope and guide wheel bearings of oxygen lance winch.
Steel rolling production line equipment
Rolling mill body
Roll bearing: a rolling bearing that supports the rolling mill
Pressing device: worm gear reducer, lead screw and nut
Conveying and straightening equipment
Roller conveyor line: roller bearings and roller chains for transporting steel billets
Straightening machine: straightening roller bearings, universal joint cross shaft
Auxiliary power equipment
Motors and pumps
Motor bearings: High voltage motor bearings that drive rolling mills and fans
Water pump/oil pump: shaft seal and impeller bearing of circulating water pump; hydraulic pump
Lifting and transportation equipment
Crane/trolley: gearboxes and wheel bearings for the operating mechanisms of large and small vehicles; Bearings for hook pulley assembly
Ladle/iron tank transport vehicle: chassis steering knuckle, drive axle gearbox.
Other key parts
Dust removal system: induced draft fan bearings, impeller shaft seals
Hydraulic and pneumatic components: hydraulic station, cylinder piston rod, solenoid valve core.
Chain and conveyor belt: Plate conveyor chain and roller conveyor chain for conveying steel billets
We supply high temperature grease, lithium complex grease, calcium sulfonate complex grease, moly grease and graphene grease, which are suitable for lubrication of different parts in milling factory.
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