
Lithium is at the core of the global energy transition. With demand expected to more than double by 2030 and possibly rise 3.5 times by 2034, producers face increasing pressure to scale capacity, enhance recovery and maintain product purity.
In lithium production processes, operators encounter multiple hurdles: high levels of magnesium, calcium, manganese and zinc in brines and leach solutions; equipment fouling from precipitated solids; high volumes of suspension to treat; and product losses when filtration is inefficient.
Industry‑proven candle filter systems play a crucial role in lithium processing. These filtration units can remove more than 99.9 % of solids larger than 1 µm, protect downstream operations such as ion exchange and reverse osmosis and integrate into polishing circuits across brine and spodumene plants.
Filtration equipment in lithium plants must deliver mechanical reliability as much as chemical performance. Effective cake washing and drying minimise lithium losses, while robust design supports operations in diverse geologies from Australia to South America and beyond.
As battery makers shift towards lithium hydroxide for better energy density, producers must anticipate purity, efficiency and scale demands. While filtration may not be the headline process, it is the backbone enabling consistent quality, reliable output and sustainable growth.
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