Textile fibre combustion identification method is a simple and easy to use, commonly used, fast…
What information might you find in a textile testing report?
The result of product quality testing is a test report, either commissioned by the enterprise itself, or from a supplier or regulator. Quality management personnel to read a test report about the quality of enterprise products, about the efficiency of the enterprise and even the brand, by no means a small matter. At present, there is no uniform format of the test report on the market, all kinds of product testing characteristics are not the same, increasing the difficulty of the quality inspection personnel to read the report.
Garment quality inspection report is a garment manufacturer in the product before entering the market must be carried out an important work, not only related to consumer rights and interests, but also the enterprise product quality assurance. A qualified clothing quality inspection report can provide consumers with the basis for purchase, but also the enterprise is responsible for product quality performance. The following are the detailed steps and precautions for the clothing quality inspection report.
Table of Contents
- I. What are the classifications of textiles?
- II. Textile testing needs to be tested which project indicators?
- III. What is the role of product quality inspection report?
- IV. Determine the quality inspection project
- V. Select quality inspection agency
- VI. Preparation of samples
- VII. Submission of quality control applications
- VIII. Payment of quality inspection costs
- IX. Waiting for the test results
- X. Obtaining the QC report
- XI. Content of the test report
- XII.The importance of the test report
- XIII. What information should be included in the test report?
- XIV. Use of quality inspection reports
- XV. Clothing quality inspection considerations
- XVI. Classification of test reports
- XVII. Sampling and testing report should contain what information?
- XVIII. How to understand the information in the test report of the test basis?
- XIX. What are the general product testing items?
- XX.How to understand the test results and conclusions of the information and its meaning
- XXI. ‘Product Quality Inspection Report’ is valid for a specified period of time?
- XXII. How to verify the authenticity of the product quality inspection report?
- XXIII. How to identify the product quality test report on the logo?
- XXIV. From the application for testing to obtain the test report, how long is the time?
- XXV. What are the main factors affecting the quality of product quality inspection report quality?
- XXVI. Identify true and false test reports
I. What are the classifications of textiles?
Fibre source classification:
Plant fibres, such as cotton and hemp; animal fibres, such as wool and silk; chemical fibres, such as polyester and nylon.
Textile structure classification:
Knitted fabrics, through the knitting needle will be yarn or filament to form a coil, and then connected by the string set of fabrics; woven fabrics, by each other perpendicular to the arrangement of yarns in the loom according to a certain law of intertwining and become; non-woven fabrics, directional or random arrangement of fibres by friction, embracing or adhesion and so on, combined with the combination of made of sheet or fibre mesh.
Usage classification:
Clothing textiles, such as clothing and underwear; decorative textiles, such as curtains and bed sheets; industrial textiles, such as filters and geotextiles.
II. Textile testing needs to be tested which project indicators?
Physical properties test:
Density, yarn count, grammage, yarn twist, yarn strength, fabric structure, fabric thickness, loop length, fabric wrinkle or weaving shrinkage, curvilinear deformation, tensile strength, tear strength, seam slippage, seam strength, bonding strength, anti-hooking, crease angle of repose test, stiffness test, water repellency test, leakage resistance, elasticity and repellency, air permeability, water vapour permeability properties, general garment combustibility, children’s evening wear Flammability of general garments and children’s evening wear;
Chemical performance analysis:
pH value, formaldehyde content, decomposable aromatic amine dyes, odour, heavy metals, phthalates, dye residues, flame retardants;
Colour fastness test:
Water fastness, sweat fastness, rubbing fastness, saliva fastness, soap fastness, dry cleaning fastness, light fastness;
Functionality test:
Antibacterial performance, anti-ultraviolet performance, anti-mosquito performance, anti-mite performance, anti-mould performance;
Dimensional stability test:
Washing shrinkage, dry cleaning shrinkage, steam shrinkage, dry heat shrinkage.
III. What is the role of product quality inspection report?
In the beginning of the quality inspection report before the first need to understand its importance. Quality inspection report is the quality of clothing products after testing it can prove that the product is in line with national or industry standards. For consumers, the quality inspection report is an important basis for them to judge the quality of the product; for enterprises, it is the passport for the product to enter the market.
It is a document that reflects the test results and conclusions. And it provides information on the results obtained by the testing organisation on the products commissioned by the client. It may be one page in length or several hundred pages.
The test report should be prepared in accordance with the ‘Laboratory Accreditation Review Guidelines’ Article 5.8.2 and 5.8.3 requirements (for accredited laboratories) and ISO/IEC17025 ‘Testing and Calibration Laboratory Proficiency Accreditation Guidelines’ Article 5.10.2 and 5.10.3 requirements (for laboratories accredited by CNAS).
IV. Determine the quality inspection project
Before the quality inspection report, you need to determine which items need to be tested. Clothing quality inspection usually includes the following aspects:
1.Material testing:
Check whether the fabric, lining and other materials of the garment meet the standard.
Ensure that the size of the garment meets the design requirements.
Test whether the colour of the garment is easy to come off under washing, friction and other circumstances.
4.Safety test:
Check whether the garments contain substances harmful to the human body, such as formaldehyde, heavy metals and so on.
5.Durability test:
Evaluate the performance of the garment in terms of washing resistance, wear resistance, etc.
V. Select quality inspection agency
Choose an authoritative quality inspection agency is the key to the quality inspection report. Usually, you can choose the following types of quality inspection agencies:
1.Nationally recognised quality inspection agencies:
These institutions have nationally recognised qualifications, and the test results have legal effect.
2.Industry-recognised quality inspection bodies:
These institutions have high authority in specific industries.
3.Third-party quality inspection organisations:
These organisations are independent of the production and sales chain and are able to provide objective and impartial testing services. When choosing a quality inspection organisation, factors such as its qualification, testing capability and service level should be considered.
VI. Preparation of samples
Before the quality control, you need to prepare a certain number of samples. Preparation of samples need to pay attention to the following points:
1.Representativeness:
The sample should be able to represent the entire batch of products.
2.Quantity:
According to the requirements of the quality inspection agency, prepare a sufficient number of samples.
3.Packaging:
Ensure that the samples are not damaged during transport.
VII. Submission of quality control applications
Submit a quality inspection application to the quality inspection agency, usually need to provide the following materials:
1.Application form:
Fill out the complete application form for quality inspection.
2.Sample:
Submit samples in accordance with the requirements of the quality inspection agency.
3.Product information:
Provide detailed information about the product, such as design drawings, production processes.
4.Enterprise information:
Provide the enterprise’s business licence, production license and other relevant documents.
VIII. Payment of quality inspection costs
Quality inspection agency will charge a fee based on the number of test items and samples. After submitting the application, you should pay the quality inspection fees in a timely manner.
IX. Waiting for the test results
After receiving the samples and application materials, the quality inspection organisation will carry out the testing in accordance with the stipulated procedures. The testing period varies from project to project and usually takes from a few days to a few weeks.
X. Obtaining the QC report
After the test is completed, the quality inspection agency will issue a quality inspection report. The report will list in detail the test items, test results and conclusions. Enterprises should read the report carefully to ensure the accuracy of the report.
XI. Content of the test report
A complete test report usually includes the following:
1.Sample information:
The report will provide detailed information on the sample being tested, such as product model, specifications, production date, batch number, etc..
2.Testing methods and equipment:
Description of the specific methods used to carry out the test, experimental conditions and the use of equipment and facilities.
3.Testing standards and requirements:
List the applicable standards, regulations, norms or customer-specific requirements for assessing whether the sample meets the relevant standards.
4.Testing process and steps:
Detailed description of the steps to carry out testing, sample processing, experimental operations and data recording, etc., in order to ensure the reproducibility and accuracy of the test.
5.Detection results and data:
Provide the actual test data, values, charts or images, showing the performance of the sample in the various indicators.
6.Conclusion and Evaluation:
Based on the test results, the report will give conclusions and assessments about the samples to determine whether they meet the standard requirements or specific specifications.
7. Statement of Compliance:
If the sample meets specific regulations, certification requirements or industry standards, the report may be accompanied by a statement of compliance to prove that the sample meets the relevant requirements.
8.Nonconformities and Suggestions for Improvement:
If the sample fails to meet the standard requirements in some areas, the report may list non-conformities and provide recommendations for improvement or measures to help customers improve product quality or performance.
XII.The importance of the test report
Product quality assurance:
The test report ensures that the product meets the relevant standards and requirements, improves product quality and reduces the occurrence of quality problems.
Safety guarantee:
By testing the composition, content, microbiological and other indicators of the product to ensure that the product does not contain harmful substances, to meet the standards of safety in use.
Environmental protection:
Through testing the environmental impact of the products, reduce the pollution to the environment and protect the ecological environment.
Laws and regulations requirements:
Enterprises must test reports to prove that the product meets the requirements of laws and regulations, or will face legal risks and economic losses.
XIII. What information should be included in the test report?
General test report should have the following information:
1.Title (such as inspection reports, test reports, inspection certificates, product inspection certificates, etc.), number, authorisation identification (CNAS/CMA, etc.) and number;
2.The name and address of the laboratory, the location where the test was conducted (if different from the laboratory’s address); if necessary, give the laboratory’s phone number, e-mail address, website, etc.;
3.The unique identification of the test report (e.g. report number) and the identification on each page (report number + Page # of #) to ensure that it can be identified that the page is part of the test report, as well as a clear sign indicating the end of the test report;
4.The name and address of the client (commissioning party, inspected party);
5.Identification of the method used (including the basis for sampling, testing and determination) (standard number and name);
6. Description, status (new or old product, date of manufacture, etc.) and clear identification (number) of the test article;
7. The date of receipt of the test article and the date on which the test was carried out if it is essential for the validity and application of the results;
8.Description of the sampling plan and procedures used by the laboratory or other institution, if relevant to the validity or application of the results;
9. The results of the test, with units of measurement, if applicable;
10. The name, title, signature or equivalent identification of the person approving the test report;
11. Where relevant, a statement that the results relate only to the item tested. Necessary statements, such as including additional information requested by the customer, the need for further clarification of the inspection, methodology or conclusions (including what has been removed from the original scope of work), etc.;
12.If part of the work of the inspection is subcontracted, the results of this part should be clearly identified;
13.Annexes, including: schematic diagrams, line diagrams, curves, photographs, list of testing equipment.
XIV. Use of quality inspection reports
Quality inspection report is a product into the market of the necessary documents, enterprises should be used for:
1.Market promotion:
Use the quality inspection report in product promotion to increase consumer trust.
2.Sales vouchers:
In the sales process to provide consumers with quality inspection reports, as proof of product quality.
3.After-sales service:
In dealing with consumer complaints, the quality inspection report can be used as the basis for product quality.
XV. Clothing quality inspection considerations
1.Compliance:
Ensure that all test items are in line with the relevant national or industry standards.
2.Timeliness:
Quality inspection report has a certain period of validity, after the expiry of the need to re-test.
3.Confidentiality:
The quality inspection report may contain the business secrets of the enterprise, which should be properly stored.
Through the above steps, the enterprise can successfully complete the clothing quality inspection report. This not only helps to improve the market competitiveness of the product, but also a reflection of corporate social responsibility.
XVI. Classification of test reports
The nature of the test report generally reflects the purpose of the test, that is, why the test. The nature of common tests are commissioned, supervision and inspection, certification and inspection, production license inspection, etc., commissioned tests are generally commissioned in order to judge the quality of the product and implementation; supervision and inspection is generally arranged by the government administrative organs, in order to monitor the quality of the product and the implementation of; certification and licensing tests are generally the applicant in order to obtain a certificate of the test.
XVII. Sampling and testing report should contain what information?
Sampling and testing report should be sampling units, sampling, sample representative of the batch, sampling method (random?). , sample size, sealed sample information. The test report should give the name of the sample, model, specifications, trademarks and other information, if necessary, should also give the manufacturer and production (processing) name and address.
XVIII. How to understand the information in the test report of the test basis?
A complete test report should be given in this report based on the testing of sampling standards, testing methods, standards and standards for determining the results, etc., these standards may be concentrated in a product standard, but also by the above types of discrete standards.
XIX. What are the general product testing items?
General product testing items are appearance, labelling, product performance, safety performance. If necessary, there should also be the product’s environmental performance, durability (or life test) and reliability performance.
Generally speaking, we carry out all tests in accordance with the standards set out in the test based on the standards for each parameter, which we generally specify in the corresponding technical indicators and requirements. We generally make these indicators available under certain testing conditions. For the same product, different test conditions may yield different results. We should provide the complete test report to determine the performance of the indicators and the corresponding test method. Completion of the relevant project testing conditions are generally: the impact of the project parameters of temperature, humidity, ambient noise, magnetic field strength, test voltage or current, the operating gear of the equipment (such as tensile speed) and so on.
XX.How to understand the test results and conclusions of the information and its meaning
This report should provide a complete test report based on the testing of sampling standards, testing methods, and standards for determining the results. These standards may focus on a product standard or represent the aforementioned types of discrete standards.
To reach a conclusion for part of the test, the laboratory must conduct tests carefully. To accurately and objectively express the test conclusions, the laboratory uses various methods to present the test report. Common test conclusions include that the product qualifies, the product sampling qualifies, the examined items qualify, and the results comply with standard, among others. As a user of the report, you must correctly understand the different meanings of the conclusions; otherwise, you may misuse the test report. For example, the report indicates that testers evaluated the tested items in line with the standard requirements, which is why those items qualified; however, this does not mean the entire product is qualified since inspectors did not fully inspect some items, making it impossible to determine whether those items qualify or not.
XXI. ‘Product Quality Inspection Report’ is valid for a specified period of time?
Product quality inspection reports are generally not determined by the expiry date. However, the user of the report can determine whether they can still accept and reference the report based on the product’s shelf life, service life, and other information. The quality supervision department generally arranges supervision and sampling once a year; therefore, it is best not to credit supervision and inspection reports that are over a year old.
For general commissioned test reports, we mark or describe them as ‘only responsible for the sample’; therefore, the credibility of such test reports should be relatively lower, and the time should be shorter.
XXII. How to verify the authenticity of the product quality inspection report?
Product quality inspection reports should be verified through the report issued by the inspection agency query. At present, the general large-scale testing organisations have set up a website, and on the website to provide query information to Internet users. However, due to the inspection agency has the responsibility of the inspected enterprise product quality information is confidential, so the general information provided on the website is limited.
XXIII. How to identify the product quality test report on the logo?
You can use the CNAS (Laboratory National Accreditation Mark) in accordance with the CNAS accreditation rules and guidelines through the China National Accreditation Service for Conformity Assessment laboratory accreditation. You can also use the CMA (Laboratory Accreditation Measurement Certification Mark) in accordance with the Laboratory Accreditation (Measurement Certification) Guidelines for Accreditation Assessment through the accreditation of laboratories. The Measurement Law requires all organizations providing fair data to society to obtain accreditation for measurement, so you should use the test report with this mark as a confirmatory test.
In addition to this, the test institutions also use their own organisations on the report of the identification number, especially foreign-funded testing organisations have their own logo.
(Editor: routine testing projects for about 5-10 working days.)
XXIV. From the application for testing to obtain the test report, how long is the time?
The inspection team conducts the inspection work and determines the completion time of the report based on the inspection of products against technical standards. They identify the number of test parameters and the time required for each parameter. Generally, the team needs to sum the time for all the test parameters, add the time for preparation and issuance of the test report, and the total of these two times constitutes the time of the test. Therefore, different products require different inspection times for the same product inspection of various items. Some product testing can be completed in only 1-2 days, while other product testing may take a month or even months (such as life tests, aging tests, reliability tests, and other long-duration test parameters of the project).
XXV. What are the main factors affecting the quality of product quality inspection report quality?
This issue poses a relatively large problem; expressing it in a few simple sentences proves difficult. Our laboratory management focuses on controlling the quality of the test report based on various factors identified by the inspection agency. Different test links, including business acceptance, sampling, sample preparation, testing, recording and data calculation, test results report preparation, and test report issuance, reflect and implement these factors. The key factors include personnel, facilities and environmental conditions, equipment, value traceability, testing methods, test sample management, and control of testing records and reports.
XXVI. Identify true and false test reports
Report anti-counterfeiting query
In the information age, anti-counterfeiting technology has become a key means to protect consumer rights. In the face of test reports, consumers should learn to use anti-counterfeiting markings to verify the authenticity.
Firstly, check whether the report is complete and clear, and whether there are any traces of alteration; secondly, whether the anti-counterfeiting way provided on the test report can be queried. Most of the test reports with anti-counterfeiting query, such as anti-counterfeiting query site, the consumer through the site to enter the anti-counterfeiting code and the report number can query the authenticity of the test report; test reports marked two-dimensional code, you can scan the two-dimensional code query; of course, the consumer can also directly contact the testing organisation that issued the report, the test report authenticity to identify.
Verification of the validity of the report number
Each test report has a relatively unique report number, this number has traceability. Consumers through the State Administration of Market Supervision government service platform, or the national certification and accreditation information public service platform for inspection and testing report number query, enter the report number and the name of the testing organisation, you can verify the validity of the report number. However, the report number information uploaded by the inspection and testing organisations themselves, the uploading body is responsible for the authenticity of the content, the consumer query, there may be a certain lag.
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