Культурний папір — папір спеціального призначення, який використовується для друку книг, журнали, газети та інші культурні видання, as well as making art, фотоальбоми, greeting cards and so on. Compared with ordinary paper, cultural paper requires higher smoothness, білизну, глянець, товщина, strength and stability.

Тест на ефективність культурального паперу

The detection of cultural paper mainly includes the following aspects:

Smoothness: The surface of the cultural paper should be very smooth to ensure clarity and detail of the text and images. The test of smoothness can be carried out by measuring the paper surface smoothness, feather height and plate crown and other indicators.

Whiteness: The whiteness of cultural paper needs to meet certain standards to ensure the color restoration and contrast of printed words and images. The detection of whiteness can be carried out by measuring the color and color difference of the light reflected by the paper.

Глянцевість: Cultural paper needs a certain glossiness to enhance the visual effect of the print. The detection of gloss can be done by measuring the reflectivity of the paper surface.

Thickness and density: Cultural paper needs to have a certain thickness and density to ensure the stability and durability of the paper. The thickness and density can be measured by measuring the thickness and density of the paper.

Сила: Cultural paper needs to be strong enough to withstand the tension and pressure of the printing process. The test of strength can be carried out by measuring the tensile strength, tearing strength and compression strength of the paper.

Oxidation: Cultural paper needs to have a certain durability, not easy to yellow, aging, decay, тощо. The oxidation test can be carried out by measuring the pH value, pH and peroxide index of paper.

Тест на ефективність культурального паперу

Printing performance: Cultural paper needs to have certain printing performance to ensure the printing quality of printed matter. The detection of printing performance can be carried out by measuring the paper’s water absorption, маслопоглинання, printing clarity, color reduction and resistance to printing pollution.

Охорона навколишнього середовища: cultural paper needs to meet environmental standards, не містить шкідливих речовин, відсутність забруднення навколишнього середовища. Environmental protection can be tested by measuring volatile organic compounds, важкі метали, chloride ions, fluorescent brighteners and other indicators.

The above performance indicators are the key contents of cultural paper testing. Different usage requirements and standards will also affect the testing standards and methods of paper.