TMP pulping

Valmet has an unbeatable experience and technical know-how of the TMP(ThermoMechanical Pulp) process, which results in high-yield pulp perfectly suited for different printing paper grades.

TMP pulping processes provide excellent strength related properties of paper at a high production capacity. The sub-processes in TMP include chip preparation, refining, steam recovery, fiber fractionation, treatment of long fiber fraction, bleaching and dewatering to pulp storage prior to papermaking process or drying and baling for market pulp. A TMP process can consist of a single stage, two or three refiners in a series in one production line supplying the paper or board machine.

Chip washing

Producing quality pulp requires chips that are free from sand and other impurities. At Valmet, we provide optimal chip washing efficiency for our customers’ various processes.

Chip treatment

The chip pretreatment stage is a key process in all mechanical pulping processes. Valmet is the market leader, offering the best solutions in terms of pulp quality, flexibility, availability and cost per ton.

Refining

At Valmet, we offer refiners that can meet every customers’ unique needs. Our equipment include high consistency refiners and low consistency refiners.

Steam separation

Valmet’s technology for steam separation in mechanical pulp production provides significant environmental and energy benefits.

Washing

At Valmet, we offer washing solutions for all types of mechanical pulps. By choosing our solutions you invest in proven process know-how and long-term support.

Bleaching

In mechanical pulping, Valmet has extensive experience of peroxide bleaching processes for all pulps.

Screening and cleaning

Valmet provides you with a process that gives you a clean pulp free from shives, bark and foreign particles.

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