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Plug screw feeder

Valmet Plug Screw Feeder feeds chips continuously into a pressurized or liquid-filled vessel. The plug screw feeder compresses the chips to remove pitch, water and remaining air, without shortening the fiber length.

Steam Separator PF

The Steam Separator PF is a mechanical steam separator that separates the steam from the fibers before they are fed into the second or third stage refiner.

Conical disc refiner

The Conical Disc Refiner is a refiner of single-disc cantilever design with hydraulic positioning of the rotor disc and the front cover supporting the non-rotating stator disc.

Bleach tower

Valmet Bleach Bin is a tower for bleaching pulp at both high and medium consistency. A discharge scraper placed in the bin bottom ensures optimal material distribution.

Services for white liquor plant

TwinWire press

Valmet TwinWire press is the key equipment in the bleaching system. The unit dewaters pulp by pressing it between two continuous feed endless wires, in a closed dewatering process.

Project examples

Valmet has helped a wide range of companies in the pulping and biorefinery business through laboratory and pilot studies. Here are three project examples.

Fiber processing

We offer a variety of services within fiber processing. E.g. chemical and high yield pulping, recycled and cellulose based textiles and fiberboard.

Valmet Screen baskets

Pulp quality together with screening and energy efficiency are the key components guiding our screen basket development for cooking and fiberline, pulp drying and mechanical pulping processes.

Spreader rolls

Spreader rolls ensure equal tension profiles for web and fabrics. Valmet brings its expertise in spreader roll technology to help you overcome these issues and provide safer and more efficient production.