Customer: Nine Dragons Paper mills
Production: Packaging paper, and products from the upstream and downstream production chain
Supplier: Andritz
Description: Andritz has been awarded orders from Nine Dragons Paper, China, to supply equipment and key process technologies for five of their mills.
Details: The scope of supply on EPS basis includes the following equipment:
– A white liquor plant with a capacity of 10,500 m3/d, including a recausticizing plant and an ANDRITZ LimeKiln. The recausticizing plant delivery includes a green liquor cooler, a LimeSlake slaker-classifier, three causticizer tank agitators, a drum filter for dregs handling, a LimeWhite filter for white liquor filtration to achieve high white liquor quality, and a LimeDry filter for efficient lime mud filtration to ensure high lime mud dryness and consequently a low heat consumption in the kiln. The ANDRITZ LimeKiln, with a capacity of 950 t/d burnt lime, will be equipped with a high-efficiency LimeCool sector cooler.
– A recausticizing plant with a capacity of 5,800 m3/d.
– Two ash re-crystallization (ARC) systems with ash handling capacities of 400 t/d and 200 t/d respectively, to treat the ash from the electrostatic precipitator by decreasing the chloride and potassium content while recovering sodium and sulphate.
– A recausticizing plant with a capacity of 5,800 m3/d.
– An ash re-crystallization (ARC) system with an ash handling capacity of 200 t/d to treat the ash from the electrostatic precipitator by decreasing the chloride and potassium content while recovering sodium and sulphate.
– Three recausticizing plants with a capacity of 2,500 m3/d each.
Start up: Start- ups are scheduled for 2022 and 2023.