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Vertical pulpers

The vertical pulper can be run in either batch or continuous operation, and with low, medium, or high consistencies, providing a high degree of process flexibility. The vertical design promotes strong vertical circulation and uniform slushing, resulting in efficient fiber disintegration and consistent pulp quality at low specific energy consumption. Vertical pulpers are well suited for applications requiring high throughput, stable operation, and effective handling of varying furnish qualities. Robust construction, optimized rotor interaction, and proven process design ensure reliable performance, gentle fiber treatment, and low maintenance requirements. 

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Rotor units

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G-rotor

The G-rotor is used for pulp with low dry content, for example in UTM positions such as couch- and press pulpers.

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S-rotor

The S-rotor is equipped with a strainer plate and is used for pulp with high dry content.

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SC-rotor

The SC-rotor is fitted with counter knives and wear bars for use with wet strength material and other difficult paper qualities.

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SB-rotor

The SB-rotor simplifies maintenance on UTM pulpers, as the rotor unit can be removed in one piece.

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GRO-rotor

The GRO-rotor is an all-in-one solution including both rotor and pulp outlet. This makes it perfect for rebuilds of existing tubs.

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HC-rotor

The high consistency rotor is designed for waste paper treatment with operating consistencies between 12–18%

Get more information

Our specialists are looking forward to taking on your new project.
Just contact us: sales.cellwood@bellmer.com