Whiteness meter TP-A11 is used to measure the whiteness of objects. Its compact, advanced circuit design ensures the accuracy and stability of measurement data. It measures ISO (R457) whiteness and fluorescence whitening of the materials. The whiteness meter is provided with light absorber to eliminate the influence of specular reflection of the sample.

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 %
Indication drift ≤ 0.1 %
Indication error ≤ 0.5 %
Repeatability error ≤ 0.1 %
Mirror reflection error ≤ 0.1 %
Dimension (L*W*H) 360 × 264 × 400 mm
Net weight 20 kg
Power supply 220 V ± 10 %, 50 Hz
  • Stimulate D65 illuminator to illuminate
  • Adopted with D/0 lighting geometrical viewing conditions
  • Determination of brightness stimulation value
  • Determine the opacity
  • Determination of transparency
  • Determination of light scattering coefficient 'S' and optical absorption coefficient 'A'
  • Measuring ink absorption value
  • Equipped with RS232 interface, with PC connections for data communication
  • Use of large screen color touch LCD to view measurement, statistical data
  • User-friendly data operations
  • Power protection, No loss of data on Power off
Whiteness meter is widely used to measure whiteness in paperboard, textile printing & dyeing, paint, plastic products, ceramic, enamel, detergent, cosmetics.

Paper Testing Instruments

Mullen burst tester TP-K11

Mullen burst tester TP-K11

  • Measurement range
  • 0 to 1600 kPa
  • Accuracy
  • ± 0.5 % F.S.
  • Compression speed
  • 95 ± 5 ml/min
Pulp beating (refining) freeness tester TP-C10

Pulp beating (refining) freeness tester TP-C10

  • Measurement range
  • 0 to 100° SR
  • Sealed testing speed
  • 100 ± 10 mm/s
  • Volume of distilled water
  • 1000 ± 5 ml
Electronic Tearing tester TP-J21

Electronic Tearing tester TP-J21

  • Capacity
  • 10 -16000 mN
  • Resolution
  • 0.1 mN
  • Tearing arm
  • 104 ± 1 mm
Internal Ply bond Tester TP-J11

Internal Ply bond Tester TP-J11

  • Capacity
  • A: 20 to 500 J/m2 B: 500 to 1000 J/m2
  • Impact angle
  • 90°
  • Unit
  • Lb-ft/in2  J/m2

Plastic Testing Instruments

Falling Weight Impact Tester TFWT-A10

Falling Weight Impact Tester TFWT-A10

  • Temperature range
  • 10 to 35°C
  • Maximum falling height
  • 2000 mm
  • Resolution of displacement
  • 1 mm
Aging Oven TAO-A10

Aging Oven TAO-A10

  • The maximum temperature
  • 300°C
  • Temperature fluctuation
  • Within ± 0.5°C
  • Temperature uniformity
  • Within ± 1°C
Heat sealer THS-A10

Heat sealer THS-A10

  • Seal temperature
  • Room temperature -250°C
  • Control accuracy
  • ± 0.2°C
  • Dwell time
  • 0.1 S to 999.9 S
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

Rubber Testing Instruments

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
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-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
Mooney viscometer TMV-A10

Mooney viscometer TMV-A10

  • Control temperature range
  • Normal temperature to 200°C
  • Temperature display resolution
  • 0.01°C
  • Temperature control accuracy
  • ± 0.3°

NDT Testing Instruments

Portable Vibration Calibrator LPVC-A10

Portable Vibration Calibrator LPVC-A10

  • Frequency (continually adjustable)
  • 10 Hz to1280 Hz + 0.01 %
  • Amplitude acceleration ( at 30m/s2 pk )
  • 40 Hz to 320 Hz + 0.3 dB + 1 digit
  • Amplitude velocity ( at 25mm / sec pk )
  • 40 Hz to 320 Hz + 0.5dB +1 digit
Rockwell hardness meter (motorized type) TRHM-B10

Rockwell hardness meter (motorized type) TRHM-B10

  • Preliminary test force
  • 98 N
  • Total test force
  • 588, 980, 1471 N
  • Brinell hardness test
  • 306, 613, 1839 N
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)
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

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