Some factors affects textile testing result directly. It is important to know factors affecting test results. Textile testing is a crucial aspect of the textile industry, as it is used to evaluate the quality, safety, and performance of textile materials and finished products. Textile testing involves a range of tests and analyses to assess various properties of the materials, such as strength, durability, colorfastness, and resistance to various environmental factors. The results of textile testing are used by manufacturers to ensure that their products meet established standards for quality, safety, and performance, and to make improvements to their production processes. Additionally, textile testing is often required by law or regulations to ensure compliance with established standards. In this context, it is important to understand the factors that can affect the results of textile testing, the uses of the results, and the importance of textile testing for various industries and consumers.
Factors affecting test results:
- Sampling/Sample Preparation: The preparation of textile samples before testing is critical to obtaining accurate results. The sample should be representative of the lot being tested, and any anomalies should be noted and addressed before testing.
- Environmental conditions/Atmospheric Condition: The temperature and humidity in the testing environment can affect the behavior and properties of textile materials. Testing should be conducted in a controlled environment to minimize the impact of these factors. The temperature should be controlled to within a specified range, typically between 20°C to 25°C (68°F to 77°F). Some tests may require a higher or lower temperature range, so it is important to refer to the specific test standard or method for guidance. The humidity level should be controlled to within a specified range, typically between 45% to 65%. Some tests may require a higher or lower humidity range, so it is important to refer to the specific test standard or method for guidance. One common condition that fabrics may be tested at is 22° C / 65% RH to meet ASTM & ISO test specs.
- Testing methodology/Method of test: The testing method used can also impact the results obtained. Different methods may have varying levels of sensitivity and specificity, and some methods may be more appropriate for certain types of textiles than others.
- Testing equipment/Instrument used: The accuracy and precision of the testing equipment used can impact the results obtained. Equipment calibration and maintenance should be performed regularly to ensure accurate and reliable results.
- Operator skill and technique/Efficiency of technician: The skill and technique of the operator conducting the test can impact the results obtained. Proper training and adherence to testing protocols can minimize operator error.
Some other factors that are affecting the tested results are discussed below:
1. Variability in the textile material: Textile materials can have inherent variability due to differences in manufacturing processes, fiber content, and other factors. Testing should be conducted on multiple samples to account for this variability.
2. Interference from external factors: Other external factors such as contamination or the presence of other materials can interfere with textile testing results. Careful attention should be paid to sample handling and testing protocols to minimize these effects.
3. Data analysis: The accuracy and reliability of the results depend on the accuracy of data analysis techniques. Proper statistical analysis and interpretation of results are critical to obtaining accurate conclusions from textile testing data.
4. Fabric structure: The structure of the textile material, such as its weave or knit pattern, can affect the behavior and properties of the material. Different testing methods may be needed for different types of structures.
5. Age and condition of the textile: The age and condition of the textile can also impact the results obtained from testing. Textiles that have been in storage or in use for a long time may have undergone changes in their properties that can affect test results.
6. Chemical treatments: The use of chemical treatments on textiles, such as finishes or coatings, can also affect testing results. The effects of these treatments should be considered when selecting testing methods and interpreting results.
Overall, obtaining accurate and reliable results from textile testing requires careful attention to sample preparation, testing methodology, environmental conditions, and data analysis. Understanding the factors that can impact test results can help to ensure that testing is conducted in a consistent and reliable manner.
Md. Anwar Hossen is a dynamic faculty of Apparel Engineering department at Textile Engineering College, Noakhali. He is serving as “Foreman” (1st class gazetted officer) since 08th November, 2021. Before getting recommendation by BPSC as Foreman, he served for 03 years 01 month and 12 days as an “Inspector (Technical)” at Department of Textiles. Recently, Mr. Anwar achieved his Master’s of Science in Textile Engineering from Daffodil International University (DIU). He achieved his Bachelor of Science in Textile Engineering from Dhaka University of Engineering & Technology (DUET) in 2019. In 2013, he completed a Diploma in Textile Engineering degree from Begumganj Textile Engineering College, Noakhali (TECN). Learn More>>