ECT TESTING

ISO 3035

Ring Crush Test Standard

نبذة عنا

Overview of ISO 3035

ISO 3035 specifies a standardized method to measure the flat crush resistance of corrugated fibreboard. This method focuses on single-faced و single-wall boards, providing a reliable measure of how fluting withstands perpendicular compressive forces.

In practical application, ISO 3035 testing allows manufacturers to verify if a corrugated board meets the minimum required crush strength, which is critical for stacked pallet shipments. A board that fails to meet the standard can result in product damage or financial losses due to crushed cartons during transport.

ISO3035
جهاز اختبار السحق YSD-01

جهاز اختبار السحق YSD-01

Importance of Mechanical Testing for Packaging

Mechanical testing evaluates how well packaging materials withstand forces such as stacking, compression, and handling. Tests like flat crush resistance provide insights into the load-bearing capacity of corrugated boards.

For instance, in a study comparing B-flute و C-flute boards, C-flute boards exhibited approximately 20% higher flat crush resistance, making them suitable for heavier products. By assessing these properties, manufacturers can reduce product damage, optimize material usage, and ensure compliance with international standards, such as ISO and ASTM packaging regulations.

Overview of Corrugated Board Structures

Different board types influence testing results and applications:

Single-faced boards:

Commonly used as protective layers in multi-packing.

Single-wall (double-faced) boards:

Standard choice for shipping cartons.

Double-wall and microflute boards:

Not covered by ISO 3035 due to unclear collapse endpoints.

For example, testing a single-faced B-flute board may yield a flat crush resistance of 2.5 kN/m, whereas a single-wall C-flute board could reach 3.5 kN/m. Such data guide engineers in choosing boards for heavy-duty packaging versus light consumer goods.

شرح اختبار التكسير المسطح واختبار التكسير المسطح

Purpose and Significance of ISO 3035 Testing

The main goal of ISO 3035 is to determine the compressive strength of corrugated boards under flat crush conditions. Key benefits include:

  • Ensuring boxes resist crushing during transport and storage.
  • Evaluating different board grades or fluting designs.
  • Optimizing production parameters for material efficiency.
  • Supporting quality assurance and compliance with international packaging standards.

For example, a logistics company may use ISO 3035 to compare boards under stack heights of 2 m and above, ensuring boxes on the bottom layers maintain integrity and prevent crushing of products above.

طريقة اختبار السحق الأخرى

ISO 3035 Testing Process: Flat Crush Method

بالإضافة إلى العلاج بالصدمات الكهربائية، والعلاج المقطعي المحوسب، والعلاج المقطعي المحوسب، والعلاج المقطعي المحوسبمتقدم أجهزة اختبار السحق مثل YSD-01 إجراء اختبارات أساسية أخرى:

  • Conditioning: Test pieces are equilibrated in a controlled atmosphere, usually 23 ± 2°C with 50 ± 5% relative humidity.
  • Placement: Pieces are centered on the lower platen.
  • Compression: Steady perpendicular force is applied until fluting collapse occurs.
  • Rate of Compression: Platens move at 12.5 mm/min ± 0.25 mm/min.
  • Measurement: Record maximum force sustained before fluting collapse.
  • Validation: Rotate samples to correct for leaning flutes and ensure consistent results.

Applicable materials include:

  • Single-faced corrugated fibreboard
  • Single-wall corrugated fibreboard (double-faced)

Boards must be free of defects such as tears or uneven fluting. Double-wall or microflute boards are excluded due to ambiguous collapse endpoints, ensuring reproducible and accurate results.

Oher Crush Testing Method​

Materials Suitable for ISO 3035 Testing

Modern Equipment for ISO 3035 Testing

Advanced instruments like the جهاز اختبار السحق YSD-01 من سيل إنسترومنتس offer:

  • Precise force measurement and platen control
  • Digital recording and data export
  • Compatibility with ECT و flat crush testing
  • Reproducible results for both quality control and R&D applications

In practice, using modern equipment allows engineers to automatically generate test reports, analyze trends across multiple production batches, and optimize material performance efficiently.

جهاز اختبار السحق YSD-01

المواصفات الفنية

ISO 3035 Flat Crush Testing for Corrugated Fibreboard
المعلمة المواصفات
منطقة الاختبار (10 ± 0.05 سم²)
نطاق القياس (1-99999) ق، (1-15) ق، (15 ～ 300) ق، (300 ～9999) ق، مفتاح تبديل ثلاثي النطاق
الحجم فراغ كبير 380 ± 1 مل؛ فراغ صغير (38 ± 1) مل
نطاق التفريغ I الترس 50.66 كيلو باسكال -> 29.33 كيلو باسكال
الترس II 50.66 كيلو باسكال -> 48 كيلو باسكال 
الترس III: 50.66 كيلو باسكال -> 48 كيلو باسكال
اختبار الضغط (100 ±2) كيلو باسكال (ضغط تلقائي)
البُعد 380 × 360 × 465 مم
الطاقة  تيار متردد 220 فولت 50 هرتز

جهاز اختبار السحق لا غنى عنه لمصنعي الورق والتعبئة والتغليف الذين يهدفون إلى ضمان متانة المنتج وتلبية لوائح الصناعة. اختبارات مثل العلاج بالصدمات الكهربائية، العلاج بالصدمات الكهربائيةو FCT تشكل العمود الفقري لتقييم أداء مجلس الإدارة، وتحكمها معايير صارمة مثل ISO 3037، Tappi T811، ISO 3035وأكثر من ذلك. مع جهاز اختبار السحق YSD-01 من Cell Instruments، يمكنك الوصول إلى حل اختبار كامل دقيق ومتعدد الاستخدامات ومتوافق مع المعايير - مما يعزز كلاً من مراقبة الجودة ورضا العملاء.

- الأدوات الخلوية

الأسئلة المتداولة حول جهاز اختبار السحق

What materials can be tested using ISO 3035?

ISO 3035 is suitable for single-faced و single-wall (double-faced) corrugated fibreboard. It is not applicable to double-wall or microflute boards because the collapse endpoint is ambiguous. Using standardized materials ensures reliable and reproducible flat crush test results, which are critical for packaging design and quality control.

إن flat crush test involves placing a sample centrally on a flat crush tester and applying a perpendicular force at a controlled rate (12.5 mm/min ± 0.25 mm/min) until the fluting collapses. The maximum force recorded represents the board’s resistance. For example, a C-flute board may withstand 320 N, while a B-flute may only reach 260 N, allowing comparisons for packaging applications.

ISO 3035 testing evaluates the compressive strength of corrugated boards, ensuring boxes withstand stacking and transport stresses. By combining results with ECT testing or ring crush test standard data, manufacturers can select optimal board grades, minimize packaging failures, and ensure consistent protection of products during shipping and storage.

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