The washing color fastness tester is used for washing color fastness, dry cleaning color fastness, rinsing color fastness, washing powder performance and other washing and dry cleaning color fastness tests of various textiles, and evaluates the washing color of textiles. . QINSUN is a manufacturer, welcome customers who need to inquire. According to the technical engineer of the standard group, the color change gray card and coloring gray card are usually used for color change assessment and coloring assessment.
Evaluation of color change:
The color change of the sample can be directly evaluated by using the color changing gray chart and referring to the evaluation procedure 1. To ensure the accuracy of the evaluation , several people can evaluate it together.
Grade 5.0: Negligible or no coloring.
Level 4.5: The color changering is equivalent to level 4-5 of the color change gray map.
Level 4.0: The color change is equivalent to level 4 of the color change gray card.
Level 3.5: The color change is equivalent to level 3-4 of the color change gray card.
Level 3.0: The color change is equivalent to level 3 of the color change gray card.
Level 2.5: The color change is equivalent to level 2-3 of the color change gray card.
Level 2.0: The color change is equivalent to level 2 of the color change gray card.
Level 1.5: The color change is equivalent to level 1-2 of the color change gray card.
Level 1.0: The color change is equal to level 1 of the gray card with color change.
In addition, the color change can also be measured with a colorimeter.
Evaluation of coloring:
The coloring gray scale and the coloring color scale can be used to determine themulti-fiber cloth to be evaluated For coloring the report indicates whether the coloring gray card or the coloring color card is used.
Grade 5.0: Negligible or no coloring.
Level 4.5: The color discoloration situation is equivalent to level 4-5 of the color stained gray card or level 4.5 of the 9th level AATCC color color card.
Level 4.0: The situation of color discoloration is equivalent to level 4-5 of the stained gray card or level 4.0 of the 9th level AATCC colored color card.
Level 3.5: The color discoloration situation is equivalent to level 3-4 of the color stained gray card or level 3.5 of the 9th level AATCC color color card.
Level 3.0: The color coloring situation is equivalent to level 3 of the gray color chart or level 3.0 of the AATCC level 9 color chart.
Level 2.5: The color fading situation is equivalent to level 2-3 of the color-stained gray card or level 2.5 of the 9th level AATCC colorrcolor chart.
Level 2.0: The color coloring situation is equivalent to level 2 of the gray color chart or level 2.0 of the level 9 AATCC color chart.
Level 1.5: The color coloring situation is equivalent to level 1-2 of the gray color chart or level 1.5 of the level 9 AATCC color chart.
The color transfer procedure of the sample on multifiber cloth or bleached cotton cloth can be determined by comparing it with unwashed multifiber cloth or bleached cloth. If multi-fiber cloth NO10A or FAA is used, the width of the multi-fiber strip is wider than the opening of the color measuring device, so that the coloration of this multi-fiber cloth can be measured by a tester.
Advantages and features:
1. The company has been engaged in instrument testing for more than ten years and has a after-sales service team;
> 2. May be different
3. Spare parts are available to extend delivery timeto solve ordered spare parts
4. Outsource maintenance services;
5. Long-term supply of various commonly used test instruments;
6. Keep abreast of industry standards update and ensure timely compliance of test instruments with new standards.