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
Whiteness and chromaticity tester TP-A10
- 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
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
Automatic horizontal tensile tester TP-B11
- Sample (size) length
- 90 to 200 mm
- Sample width
- 15 mm, 25 mm, 50mm
- Measuring range
- 0 to 30, 0 to 100 N,0 to 300 N
Automatic horizontal tensile tester TP-B12
- Sample (size) length
- 180 mm (180, 150, 100, 90, 50 mm adjustable)
- Sample width
- 15 mm
- Measuring range
- 0 to 30, 0 to 100 N,0 to 300 N, 0 to 500 N, 0 to 1000 N
Plastic Testing Instruments
Vicat softening temperature & HDT machine TVHT-A10
- Operating temperature
- Ambient temperature to 300°C
- Heating rate
- 50°C/ h (5 ± 0.5°C/ 6 min) , 120°C/ h (12 ± 1°C/ 6 min)
- Maximum temp. error with heating speed
- ± 5°C under 50°C/ h, ± 1°C under 120°C/ h
Primary adhesive tester TPAT-A10
- Inclined adjustable angle
- 0 to 40°
- Panel width
- 120 mm
- Test area width
- 80 mm
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
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
Rubber Testing Instruments
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
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
- 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
- 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
- Preliminary test force
- 98 N
- Total test force
- 588, 980, 1471 N
- Total test force dwell time
- 0 to 30 S
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
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 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 %
Soil Testing Instruments
Soil moisture meter TSMM-A10
- Measurement range
- 0 to 80 %
- Resolution
- 0.1
- Accuracy
- ± 2 % n (non-saturation condition)
Soil moisture meter TSMM-A11
- Measurement range
- 0 to 90 %
- Resolution
- 0.1 or 0.01
- Accuracy
- ± 5 % n (non-saturation condition)
Soil moisture meter TSMM-A12
- Measurement range
- 0 to 60 %
- Resolution
- 0.1
- Accuracy
- ± 5 % n (non-saturation condition)
Soil Salinity tester TSST-A10
- Salinity Measurement range
- 0.00 to 19.99 ms/cm
- Measuring accuracy
- EC ± 2% full scale
- Temperature Measurement range
- -5 to 50°C