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Valmet receives equipment orders for Sappi Saiccor mill in South Africa

Finland-headed forest industry and energy technology provider Valmet Oyj has received equipment orders for Sappi Saiccor mill in South Africa. The deliveries are part of Sappi's Vulindlela Project which aims to reduce the environmental footprint of the Saiccor mill and increase its total production to 890 000 tonnes per annum of sulphite Dissolving Wood Pulp (DWP). The Saiccor mill is the world's largest single manufacturing site for fully bleached sulphite DWP.

Valmet has received equipment orders for Sappi Saiccor mill in South Africa. The deliveries are part of Sappi’s Vulindlela Project which aims to reduce the environmental footprint of the Saiccor mill and increase its total production to 890 000 air-dried tonnes per annum of sulphite Dissolving Wood Pulp (DWP). The Saiccor mill is currently the world’s largest single manufacturing site for fully bleached sulphite DWP (photo courtesy Sappi).

Sappi is a global diversified woodfibre company focused on providing dissolving wood pulp, specialties and packaging papers, graphic/printing papers, as well as biomaterials and biochemicals to their direct and indirect customer base.

The Saiccor mill is situated south of the port of Durban in South Africa. With a capacity of 783 000 air-dried tonnes per annum (ADt/a) of Verve sulphite Dissolving Wood Pulp (DWP), it is the world’s single largest manufacturing site for fully bleached sulphite DWP. The Vulindlela Project which targets to reduce the Saiccor mill’s air emissions and effluents, and to increase its total production to 890 000 ADt/a.

New baling line and cutter layboy

The first order for Valmet is for a new baling line and a cutter layboy rebuild with the start-up of the rebuilt cutter and the new baling line scheduled for the third quarter of 2019. Valmet’s delivery includes a new cross cutter roll, new baling line machinery with a bale quality system.

In addition, a bale quality system will be installed on the existing baling line. The existing conveyors between the cutter and the new baling line will be upgraded to fit the new production. The capacity of the new baling line will be 1200 air-dried tonnes per day (ADt/d).

Valmet was selected as the supplier of this equipment for their cost-effective and innovative solution that meets the required production rate, said Wayne Weston, Vulindlela Project Director, Sappi Saiccor.

Although the value of the order has not been disclosed, an order of this scope is typically estimated to be worth around EUR 4 million.

We are pleased to receive this order from Sappi and see our long and good cooperation continue along with this project. This time we can also offer automation services close to the customer through our office in Durban, which we hope will add value to the overall project, said Ulf Thorén, Sales Manager, Wood and Pulp Handling Business Unit, Valmet.

New brown stock washing and screening line

The second order from Sappi is for the new magnesium oxide (MgO) no 3 brown stock washing and screening line for the Sappi Saiccor mill. The capacity of the new MgO no 3 brown stock and screening line will be 720 ADt/d. The new line is scheduled to start up in June 2020.

Valmet’s delivery includes equipment for the deknotting, screening and brown stock washing area, and auxiliaries like centrifugal pumps, field instruments, control valves, tower, and tanks. The delivery also includes a service agreement on performance and reliability monitoring for the TwinRoll presses. The monitoring consists of a cloud application on the Valmet platform.

Valmet and its TwinRoll press technology was selected due to the ease of access for descaling and maintenance, high washing efficiency, low water consumption and low fugitive emissions to the atmosphere, said Wayne Weston.

The value of the order has not been disclosed although Valmet says that this scope of supply is usually valued in the range of EUR 5-10 million.

Valmet’s large reference base for fiberline key equipment, such as the TwinRoll presses for Sulphite pulp/dissolving pulp, gives confidence to our customers that we can handle their special processes. We are happy to be a part of the Vulindlela Project and it is an important breakthrough for Valmet to utilize the TwinRoll presses in the Saiccor mill, said Eva Engelfeldt, Sales Manager, Fiber Processing Business Unit, Valmet.

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