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GCSE Design and Technology · key term
Separating wood fibres by grinding woodchips.
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Component 1
Revise: Paper and Board Manufacture and PropertiesMechanical pulping grinds the woodchips to separate their fibres. This pulp is used for high-volume printing products such as newsprint and magazine paper.
Mechanical pulping separates fibres by grinding; chemical pulping cooks woodchips to remove lignin. Both routes still require sheet formation, pressing and drying.
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