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目前显示的是 十一月, 2023的博文

What are the different UL94 and ASTM E84 ratings?

What are the different UL94 and ASTM E84 ratings? : UL94 and ASTM E84 are two common flame retardancy testing standards used to evaluate the flame propagation perfor... UL94 is a standard published by Underwriters Laboratories that specifically focuses on the flammability of plastic materials. The standard outlines different tests that are used to assess the burning characteristics of plastics. The tests are designed to evaluate how a material behaves under specific fire conditions.

Non glazed foam ceramic insulation board/volume water absorption detection - Baijian

Non glazed foam ceramic insulation board/volume water absorption detection  : Function of testing report: 1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems 100% inspection and testing process: 1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is required Testing and testing characteristic...

Zipper Tester, Slide Fastener Reciprocating Tester

The Zipper Tester, also known as a Slide Fastener Reciprocating Tester, is a specialized device used to test the durability and functionality of zippers or slide fasteners. It is commonly used in the textile, garment, and bag manufacturing industries to ensure the quality of zippers used in various products. The tester simulates the repeated opening and closing actions that zippers undergo during normal usage. It evaluates the zipper's resistance to wear and tear, as well as its ability to withstand the repetitive movements and forces applied during regular operation. The Zipper Tester typically consists of a testing chamber or fixture, where the zipper is securely clamped. The tester applies a controlled reciprocating motion to the zipper slider, repeatedly opening and closing the zipper according to predefined parameters, such as cycle count and speed. During the testing process, the machine measures various performance parameters, including the force required to open and close t...

What is the use of xenon arc weatherometer?

 The xenon arc weatherometer is a type of environmental testing equipment that is used to simulate and accelerate the effects of sunlight, temperature, and moisture on materials. It is commonly used in industries like automotive, aerospace, coatings, textiles, and plastics. The main purpose of using a xenon arc weatherometer is to evaluate the durability and performance characteristics of materials, coatings, and products when exposed to various environmental conditions. By subjecting samples to simulated sunlight, temperature cycling, and moisture, the weatherometer can provide valuable information about how a material or product will withstand outdoor or long-term exposure. Some specific uses of xenon arc weatherometers are: 1. Weathering Testing: The equipment can simulate the effects of sunlight, including ultraviolet (UV) radiation, visible light, and heat. It helps determine the resistance of materials to fading, discoloration, cracking, chalking, or yellowing caused by prolo...

Essential: The most comprehensive scratch resistance testing interpretation

Essential: The most comprehensive scratch resistance testing interpretation Regardless of the method used, the purpose of a scratch resistance test is to evaluate the resistance of a material's surface to scratching and abrasion. These test methods can help manufacturers and researchers determine the durability of materials, optimize product design, and meet specific product performance requirements.   What is the standard for  scratch resistance test ?   1. ASTM D4213-16: This is a standard developed by the American Society for Testing and Materials (ASTM) to evaluate the performance of scratch-resistant coatings and paints.   2. ISO 1518: This is a standard developed by the International Organization for Standardization (ISO) for measuring the scratch resistance of coatings, paints and films.   3. ISO 19252: This is a standard developed by ISO to measure the scratch resistance of different types of materials (e.g. plastics and coatings) under certain condition...

coking test - Baijian

coking test - Baijian Where to go for coking testing? BAIJIAN Materials Testing Agency can provide coking testing services. It is a CMA qualification certification agency, a high-tech enterprise, and a third-party materials laboratory. It has complete instruments and a strong scientific research team. It can be issued in 7-15 working days. The test report supports scanning the QR code to check the authenticity, and nationwide door-to-door sampling and sample testing services are available. The testing cycle is short, the testing cost is low, and the testing data is scientific and accurate! https://www.zhijiantest.com/pro/cailiaofenxijijiance/2023-11-09/407295.html Testing cycle: 7-15 working days Testing fee: Engineers based on customer testing needs and Develop an experimental plan based on the complexity of the experiment and provide a quote. Coking test scope Lubricating oil, asphalt, carbon black oil, screw air compressor oil, wood pellets, oil products, gasoline, high-temperature ...

ASTM B117-19: Standard Practice for Operating Salt Spray Tester

ASTM B117-19: Standard Practice for Operating Salt Spray Tester : ASTM B117-19 is a standard practice developed by ASTM International (formerly known as the American Society for Testing and Materials) for operating a salt spray tester. A salt spray tester is used to simulate and evaluate the corrosive effects of salt spray on various materials, coatings, and finishes. ASTM B117-19: Standard Practice for Operating Salt Spray (Mist) Devices provides guidelines for devices that help identify corrosion resistance information.   What is Corrosion?    Corrosion is the decay of a material due to a chemical reaction with its environment. Total corrosion occurs when a large number of atoms on the surface of a metal are oxidized. The most common product of iron corrosion is rust. 

Stone (coarse aggregate, rock) testing - Baijian

Stone (coarse aggregate, rock) testing - Baijian Function of testing report: 1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems 100% inspection and testing process: 1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is required Testing and testing characteristics: 1. The testing industry is ful...

Micro silicon powder detection - Baijian

Micro silicon powder detection - Baijian Function of testing report: 1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems 100% inspection and testing process: 1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is required Testing and testing characteristics: 1. The testing industry is fully cover...

What are some other methods used to determine the flammability of textiles?

What are some other methods used to determine the flammability of textiles? 1.  Vertical Flammability Test  (ASTM D6413): This test assesses the flammability of textiles when exposed to a vertical ignition source. A textile sample is suspended vertically and exposed to a controlled flame for a specified duration. The flame spread rate, the afterflame time, and the char length are measured to determine the textile's flammability characteristics. 2. Horizontal Flammability Test (NFPA 701): This method examines the flammability of textiles used in furnishings, such as curtains and drapes. The test involves placing the textile sample horizontally, exposing it to a flame for a set period, and measuring critical parameters such as flame spread, char length, and duration of flaming.   3. Radiant Panel Test (ASTM E648): Employed for carpet flammability testing, this method measures the ignition resistance and flame spread of textile floor coverings. It involves exposing a floor c...

EN 12224 UV Aging Test Chamber -basic knowledge

EN 12224 UV Aging Test Chamber -basic knowledge :  EN 12224 is a standard for UV aging test chambers. UV aging test chambers, also known as UV weathering test chambers, simulate the aging effect of the sun's ultraviolet light on materials. The UV aging test chamber creates an accelerated environment that exposes fabric specimens to controlled levels of UV radiation, simulating the effects of long-term exposure to sunlight. The chamber typically consists of a specially designed enclosure with UV lamps that emit specific wavelengths of UV radiation, primarily UVA and UVB. During the test, fabric specimens are placed inside the chamber and exposed to the UV radiation for a predetermined duration. The intensity and duration of the UV exposure can be adjusted based on specific testing requirements and standards. The chamber may also incorporate additional features such as temperature and humidity control to simulate real-world conditions. The purpose of the UV aging test is to assess th...

Formulation testing - Baijian

Formulation testing - Baijian Function of testing report: 1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems 100% inspection and testing process: 1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is required Testing and testing characteristics: 1. The testing industry is fully covered, meeting...