News- Page 3 of 56 - HUNAN GONOAVA INSTRUMENT CO LTD

21Jan2026-01-21

Detailed Explanation of ASTM D1424: Tearing Strength Testing of Fabrics by Falling-Pendulum (Elmendorf-Type) Method

In the quality evaluation system of textiles, packaging materials, and industrial thin materials, tearing strength is a core mechanical index for measuring material durability, safety, and suitability for application scenarios. ASTM D1424, formulated by ASTM International, full name "Standard Test Method for Tearing Strength of Fabrics by Falling-Pendulum (Elmendorf-Type) Apparatus",...

17Jan2026-01-17

A Complete Guide to ISO 12947: Full Standard System for Determining Fabric Abrasion Resistance by Martindale Method

Abrasion resistance is one of the core performance indicators of textiles, directly determining the service life and user experience of products such as clothing, decorative fabrics, and industrial textiles. To unify the testing methods for fabric abrasion resistance, the International Organization for Standardization (ISO) has formulated the ISO 12947 series...

15Jan2026-01-15

A Complete Guide to ISO 9237: International Universal Standard for Determining Textile Air Permeability

In the textile field, air permeability is one of the core indicators for measuring product performance, directly related to the wearing comfort of clothing, the functional realization of industrial fabrics, and even the safety protection effect of medical textiles. To address the issues of inconsistent air permeability testing methods and...

12Jan2026-01-12

A Complete Guide to ISO 2060: Authoritative Standards for Determining Linear Density of Textile Package Yarns

In the field of textile production and trade, yarn linear density (mass per unit length) is one of the core indicators for measuring product quality and determining processing parameters. To ensure the accuracy, consistency, and impartiality of yarn linear density test results, the International Organization for Standardization (ISO) has formulated...

07Jan2026-01-07

Understanding ISO 2248: The Core Standard for Packaging Drop Testing Safeguarding Logistics Safety

In the modern logistics system, packaging serves as a "safety barrier" protecting products from the production end to the consumer end. During transportation, links such as loading and unloading, and vehicle jolting inevitably expose packages to the risk of mechanical damage such as dropping and impact. Especially for special goods...

05Jan2026-01-05

In-depth Analysis of ASTM F2029: An Authoritative Guide to Heat Seal Performance Testing of Flexible Barrier Materials

In the packaging systems of food, pharmaceutical, cosmetics and other industries, the heat seal performance of flexible barrier materials (such as plastic films, composite films, pharmaceutical aluminum foils, etc.) directly determines the packaging's hermeticity, product shelf life and use safety. To achieve scientific evaluation and precise control of this key...

31Dec2025-12-31

An Analysis of ASTM D2732: An Authoritative Guide for Testing Thermal Shrinkage Properties of Plastic Films

In multiple industries such as packaging, electronics, and pharmaceuticals, the thermal shrinkage performance of plastic films directly determines the fit, sealability, and appearance integrity of product packaging. The core reason why heat shrink film packaging can closely adhere to products, achieve moisture and dust resistance, and enhance appearance lies in...

29Dec2025-12-29

An Analysis of ASTM D642: An International Benchmark for Packaging Compressive Performance Testing

In the global logistics supply chain system, the compressive capacity of transport packaging directly determines the safety factor of products during warehousing stacking, loading and unloading, and long-distance transportation. As a core standard developed by ASTM International, ASTM D642 provides a scientific and unified test method for evaluating the compressive...