Computer bending stiffness tester is a test equipment independently developed and produced by our company. It has high-cost performance and is used to test the bending stiffness of composite sheet materials such as paper, cardboard, film, plastic, metal sheet, etc. It is suitable for the papermaking packaging printing industry-related scientific research institutions and quality inspection departments.

Gellowen Science is the supplier of the old brand standard equipment, offering a comprehensive range of products across multiple industries. With a world-renowned reputation, Gellowen Science has established strategic partnerships with numerous multinational corporations. Our company is also actively involved in developing testing equipment for various fields, particularly focusing on providing customized solutions for our customers. We boast a talented team in research, development, design, and production of software and hardware, ensuring our testing equipment offers high quality, stable testing procedures, and advanced intelligence. Our testing equipment caters to production, education, research, quality inspection, and more, adhering to standards from different regions and countries, including EN, ISO, and BS.

Scope of application:  

Stiffness value test: Applicable to bending stiffness test of paper, cardboard, film, plastic film, and sheet

Crease stiffness test: Applicable to the crease and indentation stiffness test of various color boxes, toothpaste boxes, and other packaging boxes

Compliance with standards:

GB/T 22364, GB/T 2679.3 "Stiffness test of paper and cardboard," ISO 249.3 "Determination of stiffness of paper and cardboard," ISO 5628 "Paper and paperboard - Determination of static bending stiffness - General principles"

Main parameters:

1. Bending force range: 15~10000mN, resolution 0.1mN

2. Bending length: 50±0.1mm, 25±0.1mm, 10±0.1mm, etc.

3. Bending angle: 1~92° infinitely adjustable

4. Bending rate: 200°±20°/min (adjustable)

5. Bending time: 2~50s

6. Crease stiffness sample: 38*36mm

7. Board stiffness sample: 70*38mm

8. Measurement thickness: 0.01~5.0mm

9. Sampling thickness: 0.1~1.5mm

10. Parallelism of two long sides: ≤0.015mm