Water absorption tester- Cobb Tester TP-C21 is used for the determination of the water absorption of sized paper, paperboard, and corrugated paper under standard conditions within 200 to 250 g/m2 range by Cobb method. It is adopted with overturn structure for ease of operations.

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
Absorbency paper 200 to 250 g/m2
Absorbency speed 75 mm/10 min
Sample diameter 125 mm
Dimension 270×400×300 mm
Net Weight 35 kg
  • dopted with overturn structure
  • Use of Cobb method for water absorption
  • Absorption speed 75 mm/10 min
  • Sample diameter 125 mm
  • User friendly operation
Cobb tester (water absorption tester) is used to test water absorption of sized paper, paperboard, corrugated paper in paper & printing industry, packaging industry.

Paper Testing Instruments

Coefficient of friction tester TP-D10

Coefficient of friction tester TP-D10

  • Measurement range
  • 0.01 to 10 N
  • Slider weight
  • 200 g
  • Slider size
  • 63×63 mm
COBB sample cutter TP-C30

COBB sample cutter TP-C30

  • Sample diameter
  • 125 mm
  • Sample error
  • ± 0.2 mm
  • Sample Thickness
  • 0.1 to 1.0 mm
Electronic bending stiffness tester TP-E10

Electronic bending stiffness tester TP-E10

  • Testing speed
  • 200° ± 20° / min
  • Test range
  • 1 to 10000 mN
  • Indicating Error
  • ± 1 %
Paper and cardboard thickness meter TP-E20

Paper and cardboard thickness meter TP-E20

  • Measuring range
  • 0 to 4 mm
  • Accuracy
  • 0.01 or 0.001 mm
  • Gauge
  • Analogue gauge display

Plastic Testing Instruments

Charpy/ Izod Impact Tester TCI-A10

Charpy/ Izod Impact Tester TCI-A10

  • Impact Speed & Energy (charpy)
  • 2.9 m/s for 1J, 2J, 4J, 5J & 3.8 m/s for 7.5J, 15J, 25J
  • Impact energy (Izod)
  • 3.5 m/s for 1J, 2J, 4J, 5J, 7.5J, 15J, 25J
  • Resolution of impact energy
  • 0.001 J
Melt flow Indexer TMFI-A11

Melt flow Indexer TMFI-A11

  • Measuring range
  • 0.01to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm3/ 10 min (MVR), 0.001 to 9.999 g/ cm3 (melt density)
  • Measuring rate
  • 0.001 S
  • Temperature range
  • 50 to 400°C
Aging Oven TAO-A10

Aging Oven TAO-A10

  • The maximum temperature
  • 300°C
  • Temperature fluctuation
  • Within ± 0.5°C
  • Temperature uniformity
  • Within ± 1°C
Primary adhesive tester TPAT-A10

Primary adhesive tester TPAT-A10

  • Inclined adjustable angle
  • 0 to 40°
  • Panel width
  • 120 mm
  • Test area width
  • 80 mm

Rubber Testing Instruments

Three roll mill machine TRMM-A10

Three roll mill machine TRMM-A10

  • Mixed capacity
  • 0.5 to 1 kg, 2 to 3 kg, 5 to 7 kg
  • Temperature range
  • RT to 300°C
  • Temperature control system
  • PID control
Rubber Low Temperature Brittleness Tester TRBT-A11

Rubber Low Temperature Brittleness Tester TRBT-A11

  • Temperature control range
  • Room temperature to -70 ℃ (room temperature ≤ 25 ℃)
  • Temperature accuracy
  • ± 0.3 ℃
  • Impact speed
  • 0℃ to -30℃ around 2.5 ℃/min '-30℃ to -40℃ around 2.5 ℃/min '-40℃ to -70℃ around 2.0 ℃/min
DIN abrasion tester TDAT-A10

DIN abrasion tester TDAT-A10

  • Test arm weight
  • 2.5 N
  • Additional Loads
  • 2.5 ± 0.1 N, 5 ± 0.1 N, 10 ± 0.1 N,
  • Idler
  • 150 mm
Rubber low temperature brittleness tester TRBT-A10

Rubber low temperature brittleness tester TRBT-A10

  • Temperature range
  • -60°C to 0°C
  • Temperature accuracy
  • ± 0.5°C
  • Impact speed
  • 2 m/s ± 0.2 m/s

NDT Testing Instruments

Rockwell hardness meter TRHM-A10

Rockwell hardness meter TRHM-A10

  • Preliminary test force
  • 98 N
  • Total test force
  • 588, 980, 1471 N
  • Total test force dwell time
  • 0 to 30 S
Digital low load Vickers Hardness tester TDVH-A10

Digital low load Vickers Hardness tester TDVH-A10

  • Test force
  • 9.8 N, 49 N, 98 N, 196 N, 294 N, 490 N
  • Hardness value symbol
  • HV1, HV5, HV10, HV20, HV30, HV250
  • Error range in display
  • ± 3.0 %, ± 2.0 %
Rockwell hardness meter TRHM-A11

Rockwell hardness meter TRHM-A11

  • Preliminary test force
  • 98 N
  • Total test force
  • 588, 980, 1471 N
  • Total test force dwell time
  • 1 to 30 S
Digital Brinell hardness Tester TDBH-A10

Digital Brinell hardness Tester TDBH-A10

  • Test force
  • 612.5 N, 980 N, 1225 N
  • Brinell hardness test
  • 1837.5 N, 2450 N, 4900 N/7350 N, 9800 N, 14700 N/29400 N
  • Hardness measuring area
  • 8 to 650 HBW (hard metals steel ball)

Other Testing Instruments

Benchtop gloss meter TBGM-A10

Benchtop gloss meter TBGM-A10

  • Test angle
  • 60°
  • Gloss aperture
  • 2 × 3 mm
  • Measurement range
  • 0 to 1000 GU