ECT TESTING

ISO 3035

Ring Crush Test Standard

За нас

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 и 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.

Тестер за смачкване 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 и 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.

Обяснение на тестера за плоско смачкване и FCT

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.

Метод за изпитване на смачкване на Oher

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 Cell Instruments YSD-01 Тестер за смачкване offer:

Precise force measurement and platen control
Digital recording and data export
Compatibility with ECT и 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.

Тестер за смачкване YSD-01

Технически спецификации

Параметър	Спецификация
Област на изпитване	(10±0,05) cm²
Обхват на измерване	(1-9999) S, (1-15)S, (15～300) S, (300～9999) S, превключвател с три обхвата
Обем	Голям вакуум 380±1ml; малък вакуум (38±1) ml
Диапазон на вакуума	I предавка 50,66 kPa -> 29,33 kPa
	II предавка 50,66 kPa -> 48 kPa
	III предавка: 50,66 kPa -> 48 kPa
Изпитвателно налягане	(100±2) kPa (Автоматично налягане)
Размери	380x360x465 мм
Захранване	AC 220V 50Hz

Тестер за смачкване е незаменима за производителите на хартия и опаковки, които се стремят да гарантират дълготрайността на продуктите и да спазват индустриалните разпоредби. Тестове като ECT, RCT, и FCT съставляват основата на оценката на работата на управителния съвет, ръководена от строги стандарти като ISO 3037, TAPPI T811, ISO 3035и други. С Тестер за смачкване YSD-01 от Cell Instruments, получавате достъп до цялостно решение за тестване, което е точно, гъвкаво и съвместимо - повишавайки контрола на качеството и удовлетвореността на клиентите.

- Инструменти за клетки

Често задавани въпроси за Crush Tester

What materials can be tested using ISO 3035?

ISO 3035 is suitable for single-faced и 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.

How is the flat crush resistance measured in ISO 3035?

Сайтът 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.

How does ISO 3035 help improve packaging quality?

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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