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

Tensile Stiffness Tester TP-B10

Tensile Stiffness Tester TP-B10

  • Sample (size) length
  • 38×70 mm
  • Measuring range
  • (1-500) mN.m (divided into 7 small ranges)
  • Indication error
  • 0.02
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
Paper tearing tester TP-J20

Paper tearing tester TP-J20

  • Measuring range
  • 0 to 1000 mN
  • Resolution
  • 0.1 mN
  • Indication error
  • ± 1 %
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

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
Melt flow Indexer TMFI-A10

Melt flow Indexer TMFI-A10

  • Measuring range
  • 0.01 to 600.00 g/ 10 min (MFR), 0.01 to 600.00 cm/ 10 min (MVR), 0.001 to 9.999 g/cm (melt density)
  • Measuring rate
  • 0.001 S
  • Temperature range
  • 50 to 400°C
Oxygen Index Tester TOIT-A10

Oxygen Index Tester TOIT-A10

  • Resolution
  • 0.1 % O2
  • Measuring range
  • 0 to 100 % O2
  • Precision
  • ± 0.4 % O2
Lasting adhesive tester TLAT-A10

Lasting adhesive tester TLAT-A10

  • Standard roller
  • 2000 ± 50 g
  • Testing stations
  • 3
  • Dimension (L*W*H) tester
  • 320×210×550 mm (3 stations)

Rubber Testing Instruments

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°
No rotor rheometer TNRR-A10

No rotor rheometer TNRR-A10

  • Temperature tester
  • Room temperature to 200°C
  • Temperature display resolution
  • 0.1°C
  • Temperature control accuracy
  • ≤ ± 0.3°C
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
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

NDT Testing Instruments

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-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 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 %

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