MOTORQUE PRAHA - Anode screw jacks - A-series (Screwjacks)

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Anode screw jacks - A-series

Power Jacks design and manufacture Anode Screw Jacks and their systems for aluminium smelting anodes. The complete anode jacking system including motors, gearboxes, drive shafts and couplings can be supplied. The screw jacks are a special heavy duty variant of the standard screw jack, these Anode Screw Jacks incorporate features such as:

Extended protection pipe (top and bottom)
High temperature grease
Hexagonal drive ends (no keys)
Double bearing arrangement for worm shaft; plain bearings plus thrust roller nearings
One piece rod end and lifting screw (forged)
High temperature bright aluminium paint work
Operating temperature 0°C → +90°C

These screw jacks are designed with a large overload capacity to cope with:

Side load stresses caused by thermal expansion and contraction of the anode frames.
High compressive over loads caused by frozen pots.