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Pulp- and paper testing Testing equipment Pulp Canadian Standard Freeness tester (CSF) Centrifuge (WRW) Conductivity tester Drying chamber Kajaani fibre.

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Presentation on theme: "Pulp- and paper testing Testing equipment Pulp Canadian Standard Freeness tester (CSF) Centrifuge (WRW) Conductivity tester Drying chamber Kajaani fibre."— Presentation transcript:

1 Pulp- and paper testing Testing equipment Pulp Canadian Standard Freeness tester (CSF) Centrifuge (WRW) Conductivity tester Drying chamber Kajaani fibre length tester PH – tester Pulp disintegrator Rapid dryer Sheet former (SCA) Sheet press Shopper – Riegler tester (SR) Paper Air permeance tester Bending tester Bursting strength tester Cobb sizing tester Compression strength tester Crush tester Elrepho spectrophotometer Formation tester (Ambertec) Free shrinkage tester Gloss tester Micrometer Roughness tester (Bendsen, PPS) Sample punch Scott – Bond tester Tearing tester Tensile tester TSO – tester

2 Pulp- and paper testing Test methods and standards, pulp testing PulpUnitStandard Ash content%According to Stora Enso Research Britt Jar%TAPPI T 261 Concentration%EN ISO 4119, (100 ml sample) CSFmlEN ISO 5267-2, TAPPI 227 Dryness%EN 20638 Fibre lengthmmISO 16065-1, TAPPI T 271 Filler content%According to Stora Enso Research PHpH SR°EN ISO 5267-1 WRVg/gSCAN C 62, TAPPI UM 256

3 Pulp- and paper testing Test methods and standards, paper testing I PaperUnitStandard Surface properties Air permeance (Bendtsen)ml/minSCAN P 60:87 Air permeance (Gurley)sISO 5636-5, TAPPI T 460 Beta formationg/m²Ambertec Beta formation normalizedSQR(g/m²)Ambertec Brightness%ISO 2470:1999, TAPPI T 525 CalliperµmEN 20534, TAPPI T 411 Densitykg/m3Grammage g/m²/ Thickness mm Free shrinkage%Internal standard Gloss 75°%EN ISO 8254-1, TAPPI T 480 Grammageg/m²EN ISO 536:1996, TAPPI T 410 Opacity%ISO 2471, TAPPI T 527 Roughness (Bendtsen)ml/minSCAN P 21:67, TAPPI UM 535 Roughness (PPS)µmISO 8791-4, TAPPI T 555

4 Pulp- and paper testing Test methods and standards, paper testing II PaperUnitStandard Strength properties Bending resistancemNSCAN P 29:95, TAPPI T 566, ISO 2493 Bursting strengthkPaEN ISO 2759, TAPPI T 807 Cobb testg/m²EN 20535, TAPPI T 441 Compression Strength (SCT)Nm/gISO 9895, TAPPI T 826 Crush strength (CCT)NSCAN P 42:81, TAPPI T 824 Crush strength (CMT)NEN ISO 7263, TAPPI T 809 Crush strength (RCT)NISO 12192, TAPPI T 818 Elongation%EN ISO 1924-2, SCAN P 67:93, TAPPI T 494 Scott-BondJ/m²TAPPI T 569 TEAJ/m 2 EN ISO 1924-2, SCAN P 67:93, TAPPI T 494 Tear strengthNEN 21974, TAPPI T 414 Tensile strengthN/mEN ISO 1924-2, SCAN P 67:93, TAPPI T 494 Tensile stiffnessN/mSCAN P 67:93, TAPPI T 494 Tensile stiffness ultrasonic (TSO)°, MD/CDStandard under development Wax pick test Surface strengthNo. ATAPPI T 459 Wet tensile strengthN/mSCAN P 20:95


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