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Södra blue

Pulp

The Södra blue range of pulps offers an ideal combination of excellent tensile strength and tear strength, making them popular for a wide range of end products. Södra blue has the added advantage of high brightness stability due to bleaching with ECF-technology. A northern bleached softwood kraft pulp, this is a reliable and very useful choice. Available certified to both PEFC or FSC®.

Frequently asked questions

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This product category

Södra blue

Södra blue is made from several different types of spruce and pine. This mix of raw materials produces a pulp that is ideal for paper requiring a high tensile strength without sacrificing tear strength and runability.

Certificates and documents for Södra Blue

Pulp bale with Södra's product blue 85Z

Södra blue 85Z

Södra blue 85Z offers high tensile strength combined with high tear strength. It’s also easily refined, saving on energy costs, and is bleached to 85 % brightness, using the TCF process. This northern bleached softwood kraft pulp is a versatile product that really makes an impact. Available certified to both PEFC or FSC®.

Product features blue 85Z

  • Dirt, ISO 5350-2

    Dirt, ISO 5350-2

    1.5 (≤10.0) mm2/kg
  • Brightness, ISO 2470-1

    Brightness, ISO 2470-1

    86 (≥85) %
  • Aceton-soluble extractives, ISO 14453

    Aceton-soluble extractives, ISO 14453

    0.04 %
  • Ash, ISO 1762

    Ash, ISO 1762

    0.35 %
  • pH, ISO 29681

    pH, ISO 29681

    4.8
  • Fibre length* (lw), PulpEye

    Fibre length* (lw), PulpEye

    2.28 mm
  • Fibre width*, PulpEye

    Fibre width*, PulpEye

    30.2 µm
  • Coarseness*, PulpEye

    Coarseness*, PulpEye

    xx µg/m
Pulp bale with Södra's product blue F

Södra blue F

If high bulk and excellent porosity need to be combined with outstanding stretch properties, Södra blue F could be the answer. By using modern ECF-bleaching this flash dried pulp offers an excellent solution for a wide range of applications. A northern bleached softwood kraft pulp available certified to both PEFC or FSC®.

Product features blue F

  • Dirt, ISO 5350-2

    Dirt, ISO 5350-2

    1.0 (≤5,0) mm2/kg
  • Brightness, ISO 2470-1

    Brightness, ISO 2470-1

    89 (≥88) %
  • Aceton-soluble extractives, ISO 14453

    Aceton-soluble extractives, ISO 14453

    0.04 %
  • Ash, ISO 1762

    Ash, ISO 1762

    0.25 %
  • pH, ISO 29681

    pH, ISO 29681

    4.8
  • Fibre length* (lw), PulpEye

    Fibre length* (lw), PulpEye

    2.17 mm
  • Fibre width*, PulpEye

    Fibre width*, PulpEye

    30.3 µm
  • Coarseness*, PulpEye

    Coarseness*, PulpEye

    xx µg/m
Pulp bale with Södra's product blue Z

Södra blue Z

Like the other blue pulps, Södra blue Z is a northern bleached softwood kraft pulp offering a great combination of both high tensile strength and high tear strength. It is also easily refined, saving on energy costs. This is a reliable all-rounder for numerous applications. Bleached to full brightness using the TCF process, Södra blue Z is available certified to both PEFC or FSC®.

Product features blue Z

  • Dirt, ISO 5350-2

    Dirt, ISO 5350-2

    1.0 (≤5,0) mm2/kg
  • Brightness, ISO 2470-1

    Brightness, ISO 2470-1

    89 (≥88) %
  • Aceton-soluble extractives, ISO 14453

    Aceton-soluble extractives, ISO 14453

    0.04 %
  • Ash, ISO 1762

    Ash, ISO 1762

    0.35 %
  • pH, ISO 29681

    pH, ISO 29681

    4.8
  • Fibre length* (lw), PulpEye

    Fibre length* (lw), PulpEye

    2.28 mm
  • Fibre width*, PulpEye

    Fibre width*, PulpEye

    30.2 µm
  • Coarsness*, PulpEye

    Coarsness*, PulpEye

    xx µg/m
Cell Produktfotografering 2024

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