COBB sample cutter TP-C30

COBB sample cutter TP-C30 with user friendly operations, benchtop design, is an important instrument for paper & cardboard cutting. It can cut the sample quickly & precisely. It is the ideal auxiliary instrument for the packaging, paper industry.

Measurement range
Slider weight
Slider size
Testing accuracy
Dimension of working plate
Speed of slider
Slider stroke
Specimen size
Division value
Number of specimen holders
Metal Cylinder inner area
Metal Cylinder height
Metal roller width
Metal roller weight
Absorbency paper
Absorbency speed
Sealed testing speed
Volume of distilled water
Sample diameter 125 mm
Sample error ± 0.2 mm
Sample Thickness 0.1 to 1.0 mm
Draining time
Residual water volume
Hydraulic pressure
Dimension 240×288×435 mm
Net Weight 25 kg
  • Circular sample cutter
  • Maximum sample diameter 125 mm
  • Sample thickness range 0.1 to 1.0 mm
  • User friendly operations

COBB sample cutter is used in paper & packaging industry for quick and precise cutting of paper, board.

Measuring range 0 to 1000 mN
Resolution 0.1 mN
Indication error ± 1 %
Tearing arm 104 ± 1 mm
Metal Cylinder inner area (100 ± 0.2) cm2
Metal Cylinder height 50 mm
Metal roller width (200 ± 0..5) mm
Metal roller weight (10 ± 0.5) kg
Measuring range 1 to 50 kN
Indication error < ± 1%
Platen Size 800×800 mm/ 1000×1000 mm/ 1200×1200 mm/ 1500×1500 mm (customized)
Operating stroke 800 mm/ 1000 mm/ 1200 mm/ 1500 mm (customized)
Sample width 15 mm
Sample maximum length 300 mm
Parallelism ≤ 0.1 mm
Dimension 240×520×70 mm
Measuring range 0 to 20 mm
Accuracy 0.01 mm
Gauge Analogue gauge display
Contact pressure (to create false weight) 20 ± 0.5 kPa
Measurement range 0.01 to 10 N
Slider weight 200 g
Slider size 63×63 mm
Testing accuracy ± 2 %
Capacity 10 -16000 mN
Resolution 0.1 mN
Tearing arm 104 ± 1 mm
Tearing angle 27.5° ± 5°
Measuring range 0.1 to 10 kN
Indication error < ± 1%
Platen Size 500×500 mm (customized)
Operating stroke 500 mm (customized)
Measuring range A (1 to 6) J indicating error ± 0.05 J<br/> B (1 to 12) J indicating error ± 0.05 J<br/> C (1 to 24) J indicating error ± 0.05 J<br/> D (1 to 48) J indicating error ± 0.05 J<br/> The indicating errors w.r.t measurement range of 20 to 80 %
Frictional resistance <0.25 J
Pyramid dimension Three sides: 60×60×60 mm, height 25 ± 0.7 mm, Arris edge fillet radius 1.5 ± 0.1 mm
Dimension 800×470×840 mm
Sample (size) length Diameter ≥30 mm, Thickness ≤ 40 mm
Measurement mode Diffuse reflection factor Rx, Ry, Rz, stimulus value Y10, X10, Z10, chromaticity coordinates x10, y10, z10; lightness L *, chroma a * b *, chroma C * ab, hue angle h * ab, dominant wavelength λd, excitement purity Pe, color difference ΔE * ab, lightness difference ΔL *, chroma difference ΔC * ab, hue difference ΔH * ab, Hunter system L , A, b
Stability ≤ 0.1 within 30 min
Accuracy Chromaticity co-ordinate 0.0001
Testing speed 200° ± 20° / min
Test range 1 to 10000 mN
Indicating Error ± 1 %
Testing length 5, 10, 15, 20, 25, 50 mm
Sample (size) length 0 to 200 mm adjustable
Sample width 15 mm
Measuring range 0 to 30 N (tissue paper), 0 to 100 N,0 to 300 N, 0 to 500 N, 0 to 1000 N
Accuracy ± 1 %
Measurement range 0 to 200 mm
Specimen size 15×250 mm
Division value 1 mm
Number of specimen holders 5
Measuring range 10 to 1000 mN
Division value 1 mN
Accuracy ± 1%
Indicating Error ≤ 0.5
Measuring range 0 to 1000 ml/min
Test area 10 ± 0.02 cm2
Area differential pressure 1 ± 0.01 kPa
Inner diameter of grip ring 35.68 ± 0.05 mm
Preliminary test force 98 N
Total test force 588, 980, 1471 N
Total test force dwell time 0 to 30 S
Hardness indication Analogue display
Preliminary test force 98 N
Total test force 588, 980, 1471 N
Brinell hardness test 306, 613, 1839 N
Vickers hardness test 294, 588, 980 N
Preliminary test force 98 N
Total test force 588, 980, 1471 N
Total test force dwell time 1 to 30 S
Hardness indication Digital display
Salinity Measurement range 0.00 to 19.99 ms/cm
Measuring accuracy EC ± 2% full scale
Temperature Measurement range -5 to 50°C
Temperature accuracy ± 0.5°C
Measuring range 0.001 to 9999
Stability A (absorbency of light) <0.003 within 3 mins
Linearity error <3.0 %
Repeatability error A (absorbency of light) <0.005
Measuring range 0.001 to 9999
Stability A (absorbency of light) <0.003 within 3 mins
Linearity error <3.0 %
Repeatability error A (absorbency of light) <0.005
Test angle 60°
Gloss aperture 2 × 3 mm
Measurement range 0 to 1000 GU
Repeatability 0.2 GU (0 to 100 GU), 0.2 % GU (100 to 1000 GU)
Sample (size) length Diameter ≥30 mm, Thickness ≤ 40 mm
Measurement mode Diffuse reflection factor Rx, Ry, Rz, stimulus value Y10, X10, Z10, chromaticity coordinates x10, y10, z10; lightness L *, chroma a * b *, chroma C * ab, hue angle h * ab, dominant wavelength λd, excitement purity Pe, color difference ΔE * ab, lightness difference ΔL *, chroma difference ΔC * ab, hue difference ΔH * ab, Hunter system L , A, b
Stability ≤ 0.1 within 30 min
Accuracy Chromaticity co-ordinate 0.0001
Sample (size) length 38×70 mm
Measuring range (1-500) mN.m (divided into 7 small ranges)
Indication error 0.02
Test speed (200° ± 20°)/ min
Sample (size) length Diameter ≥30 mm, Thickness ≤ 40 mm
System D/0 lighting geometrical viewing conditions, diffuser diameter (d) 150mm, testing hole diameter 30mm
Light source D65 as illuminating source
Zero drift ≤ 0.1 %
Vacuum degree 0 to 90 KPa
Accuracy 1 % FS
Resolution 0.1 KPa
Vacuum chamber effective size 270 × 210 mm
Resolution 0.1 % O2
Measuring range 0 to 100 % O2
Precision ± 0.4 % O2
Response time < 10 S
The maximum temperature 300°C
Temperature fluctuation Within ± 0.5°C
Temperature uniformity Within ± 1°C
Rotate speed of the turntable 11 r/min to 12r/min, turntable dimension diameter: 285 mm