22 years focused on physical lab testing machines and provide total testing solution according customer requirement.
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22 years focused on physical lab testing machines and provide total testing solution according customer requirement.
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Paper Brightness Whiteness Opacity Tester GT-N04B
Application
This paper brightness tester is designed for measuring the whiteness, yellowness, hue, and color difference of materials across various industries, including paper manufacturing, printing, textile dyeing, ceramic and enamel production, building materials, chemicals, food processing, and salt production. Additionally, it evaluates paper properties such as opacity, transparency, light scattering coefficient, light absorption coefficient, and ink absorbency.
Standards
ISO 2469,ISO 2470,ISO 2471, ISO 9416, GB/T 7973, GB/T 7974, GB/T 1543, GB/T 10339,GB/T 12911, GB/T 5950,
GB/T 8424.2, GB/T 2679.1-2020
Paper Brightness Tester Key Specification
|
Model |
GT-N04B |
|
Accuracy |
△R457≤0.5, △Y≤1.0,△x≤0.010,△y≤0.010 |
|
Resolution |
0.1% |
|
Integrator diameter |
150mm, test hole diameter 25mm, simulated D65 illumination |
|
Chromaticity coordinates |
s≤0.0010, R457 value s s≤0.10 |
|
Sample size |
The test plane is not less than Φ30mm, and the thickness is not more than 40mm |
|
Printer |
Thermal printer |
|
working environment |
Temperature (20±10°C), humidity <85% |
|
Dimensions |
260×370×430mm (L×W×H) |
|
Weight |
About 20kg |
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