What are performance advantages of color fastness to rubbing ?

The Cobb Test Paper Absorption Tester GT-N07 is an essential instrument for evaluating the water absorption properties of paper and paperboard materials. This test, commonly known as the Cobb method, helps determine how much water paper can absorb over a specified time under controlled conditions—crucial for assessing its suitability in printing, packaging, and coating applications.

As a trusted leading TPP Thermal Protective Performance Tester exporter, GESTER International Co., Ltd. brings 25+ years of R&D and manufacturing expertise to PPE safety testing. Our flagship GT-RC02 series TPP testers feature advanced dual-source thermal simulation, high-sensitivity sensors, and full digital automation—delivering precise, repeatable data to evaluate thermal protection for firefighter and industrial protective clothing. Fully compliant with global standards (NFPA 1971, EN 469, ISO), GESTER’s equipment is trusted by SGS, Intertek, and top testing institutes worldwide. Backed by ISO 9001 certification, global service in 160+ countries, and professional calibration support, we empower manufacturers and labs to meet stringent safety regulations and ensure life-saving thermal protection. Discover tailored TPP testing solutions for PPE excellence at GESTER.

Since 1997, GESTER International Co., Ltd has emerged as China’s top PPE testing equipment company, with 25+ years of R&D experience in high-precision testing instruments. Serving clients in over 160 countries and partnering with global leaders like SGS, Intertek, and TUV, GESTER aligns its products with international standards (ISO, ASTM, EN, GB) to ensure reliable PPE performance. Highlighted by the GT-RC02B TPP Thermal Protection Tester—capable of simulating extreme thermal environments and calculating critical safety metrics like TPP values and escape time—and the GT-KC28 TDM Cut Test Machine, GESTER’s portfolio covers thermal protection, cut resistance, footwear testing, and more. The company offers comprehensive support, including ISO 17025/NFPA-aligned calibration, on-site installation, and staff training, empowering PPE manufacturers and testing laboratories to meet stringent global regulations, prevent workplace injuries, and accelerate market access. As a leader in global safety standards, GESTER combines technical precision, user-centric design, and lifecycle service to deliver tailored solutions for high-risk industries worldwide. Visit https://www.gesterinstruments.com/ for full product details.

EN ISO 20345 is the core international standard for general-purpose safety footwear, defining minimum performance requirements for foot protection against various workplace hazards. This article elaborates on the definition, key highlights and mainstream safety classes of the EN ISO 20345 standard, covering applicable industry scenarios. It further provides a systematic step-by-step guide for selecting qualified ISO 20345 testing equipment, involving test item confirmation, equipment performance evaluation and reliable supplier selection. Finally, it introduces professional ISO 20345-compliant testing solutions provided by GESTER for footwear manufacturers and third-party testing institutions.

As global demand for high-performance PPE surges, selecting a qualified laboratory protective clothing tester supplier becomes critical for manufacturers and regulators. This article outlines core selection criteria: compliance with international standards (ISO, EN, ASTM), comprehensive protective gear tests (particle resistance, fluid barrier, thermal resistance, electrostatic safety), manufacturer qualifications (ISO 9001 certification, partnerships with SGS/TUV/Intertek), equipment precision (automation, modular design, data traceability), and end-to-end service (global support, calibration, customization). With 25+ years of experience, GESTER International delivers standards-aligned, high-precision testing instruments and integrated laboratory solutions, ensuring PPE meets rigorous safety requirements for medical, industrial, and chemical sectors. Explore how to choose a partner that safeguards worker safety through reliable testing.

A Safety Footwear Impact Tester evaluates the impact resistance of safety shoes by striking the steel toe cap with 100J/200J kinetic energy, ensuring compliance with global standards (EN ISO 20344, ASTM F2412). It’s critical for verifying product protection, facilitating certification, and optimizing safety shoe design. GESTER Instruments offers reliable, user-friendly testers trusted by manufacturers and labs worldwide.

This article provides a comprehensive guide to selecting the right DIN Abrasion Tester for material wear performance evaluation. It covers the instrument's function, applicable standards (including ISO 20344, DIN-53516, ISO 4649, ASTM D5963), key features like digital counter and auto-stop, application scope for rubber, tires, shoe soles, and conveyor belts, as well as quality, construction, brand considerations, and FAQs on troubleshooting. Ideal for laboratories, quality inspection departments, and material research institutions.

EN 149 is the core European standard for particle-filtering half masks and FFP respirators. This article elaborates on the definition, structure, performance classification, marking rules and core advantages of EN 149, compares it with NIOSH N95, KN95, EN 143 and medical mask standards, and lists industry application scenarios, as well as professional mask and filter testing instruments compliant with EN 149 testing requirements.

Cut resistance is one of the most critical performance indicators in personal protective equipment (PPE) testing, directly affecting worker safety in high-risk industries such as metal processing, machinery manufacturing, and emergency rescue. The TDM Cut Test Machine GT-KC28 plays a vital role in accurately evaluating the cut resistance of PPE products, including gloves, protective clothing, footwear materials, composite materials, rubber, and industrial textiles.

By adopting high-precision force control systems, intelligent data processing, and stable transmission technology, the GT-KC28 TDM Cut Tester can accurately measure the critical cutting force of materials and ensure excellent repeatability and comparability of test results. Its user-friendly touch-screen operation, comprehensive data storage, USB data export, and built-in thermal printer greatly improve laboratory efficiency and data traceability.

The TDM Cut Test Machine GT-KC28 fully complies with major international and national standards such as ISO 13997, EN 388, ASTM F2992/F2992M, ANSI/ISEA 105, and GB 24541-2022, making it a reliable solution for PPE manufacturers, third-party testing laboratories, and research institutions. Through precise and standardized cut resistance testing, the GT-KC28 helps reduce industrial cutting injuries, supports PPE certification across global markets, and ensures that protective equipment delivers reliable safety performance in real-world applications.

Fabric pilling directly affects the appearance, durability, and perceived quality of textile products. With global textile brands enforcing stricter testing standards, reliable laboratory testing equipment has become essential for manufacturers. This article explores how fabric pilling tests are conducted and why textile laboratories increasingly invest in professional ICI pilling box testers such as the GT-C18. It explains the advantages of in-house testing, international compliance requirements, key machine components, and important parameters buyers should evaluate before purchasing a pilling tester. By selecting the right equipment, textile companies can achieve faster quality verification, reduce dependence on third-party laboratories, and ensure their fabrics consistently meet international market standards.