ANDRITZ to supply LimeDry lime mud filter to Frovi plant in BillerudKorsnas, Sweden

The international technology group ANDRITZ has received an order from the Swedish pulp and paper producer BillerudKorsnas to deliver a LimeDry lime mud filter for the recaustification plant of its Frovi/Rockhammar pulp mill in Orebro, Sweden.

The start of the new LimeDry lime mud filter is scheduled for the second half of 2022.

The ANDRITZ LimeDry lime slurry disc filter represents the latest technology for lime sludge dewatering and washing. It offers a large filtration capacity (540 tons of lime mud/day) in a small filter footprint, even with high lime mud capacity. The ANDRITZ lime mud precoat filter consists of a disc filter and a continuous precoat renewal (CPR) system.

The LimeDry mud filter is designed to achieve optimum dry solids with excellent washing efficiency for lime mud – minimizing TRS emissions in lime kiln flue gases and ensuring efficient lime kiln operation with a low heat consumption. It also has excellent adjustability – capable of delivering optimum lime mud quality, dryness and alkali content at both high and low production rates.


The international technology group ANDRITZ offers a broad portfolio of innovative digital plants, equipment, systems, services and solutions for a wide range of industries and end markets. ANDRITZ is a global market leader in its four business areas – Pulp & Paper, Metals, Hydro and Separation. Technological leadership, global presence and sustainability are the cornerstones of the group’s strategy, focused on long-term profitable growth. The listed group has approximately 27,100 employees and more than 280 locations in more than 40 countries.


ANDRITZ Pulp & Paper provides sustainable technology, automation and service solutions for the production of all types of pulp, paper, board and fabric. Technologies and services focus on maximizing raw material utilization, increasing production efficiency, reducing overall operating costs as well as innovative decarbonization strategies and autonomous plant operation. Boilers for power generation, flue gas cleaning systems, various non-woven technologies, panel production systems (MDF), as well as solutions for recycling and shredding many wastes also make part of this field of activity. State-of-the-art IIoT technologies integrated into Metris scanning solutions complete the comprehensive product offering.


Michael Buchbauer


Email: [email protected]

(C) 2022 electronic news edition, source ENP Newswire