Pulp- and paper testing Testing equipment

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Pulp- and paper testingTesting 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

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Pulp- and paper testingTest methods and
standards, pulp testing
Pulp Unit Standard
Ash content According to Stora Enso Research
Britt Jar TAPPI T 261
Concentration EN ISO 4119, (100 ml sample)
CSF ml EN ISO 5267-2, TAPPI 227
Dryness EN 20638
Fibre length mm ISO 16065-1, TAPPI T 271
Filler content According to Stora Enso Research
PH pH
SR EN ISO 5267-1
WRV g/g SCAN C 62, TAPPI UM 256
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Pulp- and paper testingTest methods and
standards, paper testing I
Paper Unit Standard
Surface properties
Air permeance (Bendtsen) ml/min SCAN P 6087
Air permeance (Gurley) s ISO 5636-5, TAPPI T 460
Beta formation g/m² Ambertec
Beta formation normalized SQR(g/m²) Ambertec
Brightness ISO 24701999, TAPPI T 525
Calliper µm EN 20534, TAPPI T 411
Density kg/m3 Grammage g/m²/ Thickness mm
Free shrinkage Internal standard
Gloss 75 EN ISO 8254-1, TAPPI T 480
Grammage g/m² EN ISO 5361996, TAPPI T 410
Opacity ISO 2471, TAPPI T 527
Roughness (Bendtsen) ml/min SCAN P 2167, TAPPI UM 535
Roughness (PPS) µm ISO 8791-4, TAPPI T 555
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Pulp- and paper testingTest methods and
standards, paper testing II
Paper Unit Standard
Strength properties
Bending resistance mN SCAN P 2995, TAPPI T 566, ISO 2493
Bursting strength kPa EN ISO 2759, TAPPI T 807
Cobb test g/m² EN 20535, TAPPI T 441
Compression Strength (SCT) Nm/g ISO 9895, TAPPI T 826
Crush strength (CCT) N SCAN P 4281, TAPPI T 824
Crush strength (CMT) N EN ISO 7263, TAPPI T 809
Crush strength (RCT) N ISO 12192, TAPPI T 818
Elongation EN ISO 1924-2, SCAN P 6793, TAPPI T 494
Scott-Bond J/m² TAPPI T 569
TEA J/m2 EN ISO 1924-2, SCAN P 6793, TAPPI T 494
Tear strength N EN 21974, TAPPI T 414
Tensile strength N/m EN ISO 1924-2, SCAN P 6793, TAPPI T 494
Tensile stiffness N/m SCAN P 6793, TAPPI T 494
Tensile stiffness ultrasonic (TSO) , MD/CD Standard under development
Wax pick test Surface strength No. A TAPPI T 459
Wet tensile strength N/m SCAN P 2095