Industry News
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Time：20.07.2026ASTM D882 plastic film tensile strength tester for packaging & medical pouches. Provides data via ASTM methods, secure grips & ISO calibration. Request a demo. -
Time：15.07.2026Comprehensive guide to packaging material testing equipment: leak testers, tensile testers, permeability analyzers, heat sealers, and more. Expert recommendations from Guangzhou Sunuo for quality assurance and regulatory compliance. -
Time：08.07.2026Discover how gas chromatography (GC) ensures safety and quality in printing ink residue testing. Learn headspace GC methods, regulatory limits, and real-world applications for food packaging, worker health, and compliance. -
Time：06.07.2026Discover how to select and operate a precision thickness gauge for flexible packaging. This guide covers ASTM F2251 standards, contact vs. non‑contact technologies, in‑line systems, and common measurement errors to help you cut waste and ensure quality. -
Time：01.07.2026Learn how the ASTM F1249 WVTR testing instrument measures water vapor transmission, why it outperforms E96, and key features to consider. Practical tips for packaging professionals. -
Time：26.06.2026Not sure whether you need a seal tester, leak tester, or bag compression tester? This guide compares test principles, output data, and applications to help you choose the right packaging testing equipment. -
Time：15.06.2026Reference tables of heat sealing temperature and dwell time for common flexible packaging film structures, plus a practical laboratory procedure for determining optimal parameters, suitable for quality testing and process validation. -
Time：11.06.2026If you’ve ever had to measure water vapor transmission rate (WVTR) for a high‑barrier film, you already know: the method matters as much as the material. And when it comes to reliable, repeatable results, ASTM F1249 is the standard that most people in packaging R&D or QC turn to first. -
Time：09.06.2026How does a sealing tester detect leaks in sealed containers? -
Time：09.06.2026Guangzhou Shounuo Scientific Instrument Co., Ltd. is a manufacturer specializing in flexible packaging testing instruments for the food and pharmaceutical industries. Our products encompass dozens of high-end professional testing equipment, including water vapor transmission rate testers, oxygen transmission rate testers, gas transmission rate testers, gas chromatographs, electronic tensile machines, and more. We will adhere to our original quality commitment, continuously develop new technologies and products, meet the ever-growing new demands of our customers, and strive to provide more professional solutions for the flexible packaging testing industry.