Transcript Massa- och pappersprovning Analysutrustning

Pulp- and paper testing
Testing equipment
Pulp
Paper
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)
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
Pulp- and paper testing
Test 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
Filler content
%
PH
pH
SR
°
WRV
g/g
ISO 16065-1, TAPPI T 271
According to Stora Enso Research
EN ISO 5267-1
SCAN C 62, TAPPI UM 256
Pulp- and paper testing
Test methods and standards, paper testing I
Paper
Unit
Standard
Surface properties
Air permeance (Bendtsen)
Air permeance (Gurley)
Beta formation
Beta formation normalized
ml/min
s
SCAN P 60:87
ISO 5636-5, TAPPI T 460
g/m²
Ambertec
SQR(g/m²)
Ambertec
Brightness
%
ISO 2470:1999, 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
Opacity
Roughness (Bendtsen)
Roughness (PPS)
%
ml/min
µm
EN ISO 536:1996, TAPPI T 410
ISO 2471, TAPPI T 527
SCAN P 21:67, TAPPI UM 535
ISO 8791-4, TAPPI T 555
Pulp- and paper testing
Test methods and standards, paper testing II
Paper
Unit
Standard
Strength properties
Bending resistance
mN
SCAN P 29:95, 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 42:81, 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 67:93, TAPPI T 494
Scott-Bond
J/m²
TAPPI T 569
TEA
J/m2
EN ISO 1924-2, SCAN P 67:93, TAPPI T 494
Tear strength
N
EN 21974, TAPPI T 414
Tensile strength
N/m
EN ISO 1924-2, SCAN P 67:93, TAPPI T 494
Tensile stiffness
N/m
SCAN P 67:93, TAPPI T 494
°, MD/CD
Standard under development
Tensile stiffness ultrasonic (TSO)
Wax pick test Surface strength
Wet tensile strength
No. A
N/m
TAPPI T 459
SCAN P 20:95