試験方法

Film packaging materials play a critical role in maintaining product integrity across industries like food, pharmaceuticals, and consumer goods. One of the most essential evaluations in ensuring film performance is the plastic tensile strength test. This test not only quantifies the film’s mechanical resilience but also lays the foundation for further assessments such as heat seal strength under ASTM F2029 and ASTM D882. In this guide, we explore how to carry out these tests accurately, their relevance to packaging reliability, and how Cell Instruments supports quality assurance with professional-grade equipment. Understanding the Plastic Tensile Strength Test in Packaging Films The plastic tensile strength test measures a material’s resistance to tension …

プラスチック引張強度試験 続きを読む "

How to Measure Carbonation How to measure carbonation accurately is a key concern in the beverage industry, where product quality, shelf life, and consumer satisfaction depend heavily on maintaining the right CO₂ levels. Whether producing soda, beer, sparkling water, or carbonated juices, consistent carbonation ensures the drink tastes fresh, fizzy, and meets regulatory requirements. This article explores the carbonation testing process, introduces the ASTM F1115 standard, and explains how professional instruments like the Cell Instruments CLRT-02 Carbonation Tester can help laboratories and quality control departments improve their testing workflows. Carbonation Tester, ASTM F1115, and Accurate CO₂ Volume Evaluation To understand how to measure carbonation, one must first understand the relationship …

炭酸の測り方 続きを読む "

Packaging integrity is a critical factor in the medical, pharmaceutical, and food industries, where compromised seals can result in contamination, product degradation, or regulatory noncompliance. Among various testing methods, the bubble leak test stands out as a widely adopted, cost-effective, and visual technique to assess packaging seal performance. Whether used for sterile barrier systems or vacuum-sealed pouches, this test provides fast and reliable results for detecting even minor leaks. Bubble Immersion Leak Test and ASTM F2096: Industry Standard for Medical Packaging The bubble immersion leak test, formalized under ASTM F2096, offers a standardized approach to detecting gross leaks in flexible medical and pharmaceutical packages. This method involves immersing the test …

泡漏れテスト 続きを読む "

In packaging, printing, and industrial applications, the strength of paper is a critical performance indicator. Among the most accurate ways to assess this property is through short span compression testing for paper, a standardized method for measuring the compressive strength over a very short span. This test is essential for quality control in paperboard production, carton manufacturing, and corrugated board applications where buckling resistance matters. Understanding the Test SCT and ISO 9895 Compliance The short span compression test (SCT) is guided by international standard ISO 9895, which defines how paper and board samples should be prepared, clamped, and tested. The SCT method is designed to simulate real-world compressive forces, such …

紙のショートスパン圧縮試験 続きを読む "

フィルムの収縮は、軟包装業界における重要な性能パラメータであり、最終製品の外観、完全性、アプリケーションの信頼性に直接影響します。フィルムフリーシュリンクテスターは、制御された熱暴露下でこの挙動を評価するのに適したツールです。実際の熱条件をシミュレートし、拘束されない収縮を定量化することで、品質チームは加工条件を最適化し、バッチの一貫性を確保することができます。この記事では、フィルムフリー収縮試験の仕組み、ASTM D2732試験規格の紹介、セルインスツルメンツ社のFST-01フィルムフリー収縮試験機を使用した効果的な実施方法について説明します。フィルムの収縮とその重要性を理解する PET、PVC、PEなどのポリマーから作られたフィルムは、包装、...

フィルムフリーシュリンクテスター 続きを読む "

Thermal shrinkage is a critical parameter for evaluating the performance of plastic films used in packaging, medical, and industrial applications. The thermal shrinkage tester plays a key role in measuring how plastic film dimensions change when exposed to elevated temperatures. In industries where packaging integrity and thermal behavior matter, thermal shrinkage analysis ensures product quality and production consistency. Cell Instruments’ FST-01 Thermal Shrinkage Tester is a high-precision instrument designed to meet modern quality control and R&D demands. It supports standards like ASTM D2732, making it ideal for companies that require reliable and reproducible shrinkage data across materials. ASTM D2732 Standard for Thermal Shrinkage Testing ASTM D2732 is the globally recognized …

ASTM D2732に準拠した熱収縮テスターによる正確なフィルム分析 続きを読む "

A film pendulum impact tester is a crucial tool for assessing the toughness and mechanical durability of flexible materials such as plastic films, laminates, foils, and composites. These materials are widely used in packaging, electronics, medical devices, and construction, where resistance to puncture and rupture directly affects product performance and reliability. Designed to simulate real-world impacts, this testing method is based on standardized procedures like ASTM D3420, which quantifies the energy absorbed by a specimen when struck by a pendulum. The data obtained enables manufacturers to optimize material selection, enhance packaging protection, and meet regulatory expectations for performance and safety. Standardized Testing Methods: ASTM D3420 and Spencer Impact Test To …

フィルム振り子衝撃試験機 続きを読む "

Introduction The syringeability test plays a crucial role in evaluating the ease and effectiveness with which a formulation can be delivered through a syringe. In pharmaceutical and medical device industries, ensuring that a drug product is both syringeable and injectable is essential for safety, efficacy, and user satisfaction. This article explains the principles, methods, and instrumentation used in syringeability testing, while highlighting the expertise and testing solutions provided by Cell Instruments Co., Ltd. What Is a Syringeability Test? The syringeability test assesses a formulation’s ability to pass through a syringe needle under controlled force and flow conditions. This test is essential for prefilled syringes, parenteral drugs, viscous solutions, suspensions, and …

シリンジ適合性試験 - シリンジの滑走力試験 続きを読む "

針の鋭さ試験は、手術針、皮下注射針、注射器針、鍼を含む様々な医療用針の精度と安全性を確保する上で重要な役割を果たしています。鋭さは単に使い心地の問題ではなく、患者の安全性と正確な性能にとって極めて重要です。針の鋭さ試験が重要な理由 針は、医療および治療処置における基本的な道具です。縫合用の手術針であれ、注射用の皮下注射針であれ、治療用の鍼であれ、針先の鋭さは挿入力、患者の快適さ、組織外傷に大きく影響します。鋭利さが不十分な鍼は、以下のことを引き起こす可能性がある：挿入力が増大し、不快感や痛みを引き起こす 組織の損傷が大きく、治癒が遅れる ...

針の切れ味テスト 続きを読む "

真空崩壊リークテストの原理を理解する 包装用真空崩壊テスターは、密封された包装のリークを検出し、製品の完全性と業界標準への準拠を保証するために不可欠なツールです。このテスターは、真空崩壊リークテストの原理に基づいて動作します。これは、真空密閉チャンバー内の圧力変化を監視することで微小なリークを特定する非破壊的な方法です。この方法は、その正確性と効率性で広く知られています。このテストは、密封されたパッケージを真空チャンバー内に配置し、空気を抜き、圧力レベルを監視することで機能します。パッケージに漏れがあると、空気が漏れ、測定可能な圧力上昇を引き起こします。このテストは、無菌性と保護が重要な食品、医薬品、医療用パッケージに最適です。

包装真空崩壊試験装置: ASTM 真空試験およびリーク検出 続きを読む "