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Kraft paper
Kraftpaper is the paper grade with the highest strength specification.
It consists of virtually 100 % pulp fibres, only starch, alum and size are added to achieve surface effects and strength increases.
Kraftliner
Kraftliner is a type of paper and consists of bleached or unbleached kraft pulp (sulphate pulp) with a particularly high fraction of long fibres. Kraftliner is used as the outer layer (facing) of corrugated board or solid fibreboard.