ECT TESTING

ISO 3035

Ring Crush Test Standard

회사 소개

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 그리고 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
YSD-01 크러시 테스터

YSD-01 크러시 테스터

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 그리고 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.

플랫 크러시 테스터 및 FCT 설명

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.

오허 크러시 테스트 방법

ISO 3035 Testing Process: Flat Crush Method

다음과 더불어 ECT, RCT 및 FCT고급 크러시 테스터 YSD-01과 같은 다른 필수 테스트도 수행할 수 있습니다:

  • 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 셀 인스트루먼트 YSD-01 크러시 테스터 offer:

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

YSD-01 크러시 테스터

기술 사양

ISO 3035 Flat Crush Testing for Corrugated Fibreboard
매개변수 사양
테스트 영역 (10±0.05) cm²
측정 범위 (1-9999) S, (1-15)S, (15～300) S, (300～9999) S, 세 가지 범위 스위치
볼륨 큰 진공 380±1ml; 작은 진공 (38±1) ml
진공 범위 I 기어 50.66kPa -> 29.33kPa
II 기어 50.66kPa -> 48kPa 
III 기어: 50.66kPa -> 48kPa
테스트 압력 (100±2) kPa(자동 압력)
차원 380x360x465mm
전원  AC 220V 50Hz

크러시 테스터 는 제품 내구성을 보장하고 업계 규정을 준수하고자 하는 제지 및 포장 제조업체에게 필수적인 테스트입니다. 다음과 같은 테스트 ECT, RCT및 FCT 다음과 같은 엄격한 기준이 적용되는 이사회 성과 평가의 중추를 형성합니다. ISO 3037, TAPPI T811, ISO 3035등 다양한 기능을 제공합니다. 와 함께 YSD-01 크러시 테스터 를 통해 정확하고 다재다능하며 규정을 준수하는 완벽한 테스트 솔루션에 액세스하여 품질 관리와 고객 만족도를 모두 높일 수 있습니다.

- 셀 기기

크러시 테스터에 대해 자주 묻는 질문

What materials can be tested using ISO 3035?

ISO 3035 is suitable for single-faced 그리고 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.

그리고 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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