New ANDRITZ Lime Kiln Project Supports Environmentally Optimised Pulp Production in China

ANDRITZ lime kiln technology is designed to achieve low energy consumption, low emissions, and excellent availability, thereby ensuring optimal operation costs.

(IN BRIEF) ANDRITZ has been awarded a contract by Guangxi Botare Yuantrove Paper to supply a modern lime kiln plant for a new pulp mill in Guigang City, China, with start-up planned for the second quarter of 2026. The system will include a 380 t/d lime kiln and LimeDry lime mud filtration technology, designed to reduce energy consumption, lower emissions, and ensure reliable operation. The order highlights ANDRITZ’s strong position in delivering environmentally advanced pulp mill technologies and supports Guangxi Botare Yuantrove Paper’s investment in efficient and sustainable production.

(PRESS RELEASE) GRAZ, 16-Dec-2025 — /EuropaWire/ — International technology group ANDRITZ has secured a new contract from Guangxi Botare Yuantrove Paper to deliver an advanced lime kiln plant for the company’s upcoming pulp mill located in Yugui Industrial Park, Guigang City, China. The new installation forms a key component of the mill’s chemical recovery system, with start-up scheduled for the second quarter of 2026.

The supplied lime kiln will be engineered to deliver high operational efficiency while minimizing environmental impact. With a production capacity of 380 tonnes per day of burnt lime, the system is designed to combine low energy consumption, reduced emissions, and high availability, supporting stable operations and optimized lifecycle costs for the pulp mill.

As part of the scope, ANDRITZ will also provide its LimeDry lime mud filtration technology. The system is designed to achieve high dry solids content and efficient washing performance, contributing to lower heat demand in the kiln process. In addition, the solution helps reduce total reduced sulfur (TRS) emissions in flue gases, supporting cleaner operation and compliance with increasingly stringent environmental standards.

Guangxi Botare Yuantrove Paper selected ANDRITZ based on the technical robustness of the proposed concept and the company’s extensive international experience in pulp mill technologies. The project reinforces ANDRITZ’s role as a global supplier of advanced, environmentally focused solutions for the pulp and paper industry.

The financial value of the order has not been disclosed and will be recorded in ANDRITZ’s order intake for the first quarter of 2025.

Guangxi Botare Yuantrove Paper operates under the Zhihu Group, a leading Chinese daily care brand, and is active in pulp and tissue manufacturing. The new pulp mill project reflects the group’s investment in modern production facilities aligned with efficiency and sustainability objectives.

ANDRITZ GROUP
International technology group ANDRITZ provides advanced plants, equipment, services, and digital solutions for a wide range of industries, including pulp and paper, metals, hydropower, environmental, and others. Founded in 1852 and headquartered in Austria, the publicly listed group employs about 30,000 people at 280 locations in over 80 countries.

As a global leader in technology and innovation, ANDRITZ is committed to fostering progress that benefits customers, partners, employees, society, and the environment. The company’s growth is driven by sustainable solutions enabling the green transition, advanced digitalization for highest industrial performance, and comprehensive services that maximize the value of customers’ plants over their entire life cycle. ANDRITZ. FOR GROWTH THAT MATTERS.

ANDRITZ PULP & PAPER
ANDRITZ Pulp & Paper provides sustainable technology, automation, and service solutions for the production of all types of pulp, paper, board and tissue. The technologies and services focus on increased production efficiency, lower overall operating costs as well as innovative decarbonization strategies and autonomous plant operation.

The product portfolio also includes boilers for power generation, various nonwoven technologies, and panelboard (MDF) production systems. With waste-to-value recycling, shredding and energy solutions, waste and by-product streams from production are converted into valuable secondary raw materials as well as into sustainable resources for energy generation. State-of-the-art IIoT technologies as part of Metris digitalization solutions complete the comprehensive product offering.

Media Contact:

Susan Trast
HEAD OF CORPORATE COMMUNICATIONS & MARKETING
susan.trast@andritz.com

SOURCE: ANDRITZ