The cardboard durability tester NPD-3000 is an ideal equipment for scientific research institutions, paper manufacturers, packaging industries, and quality inspection departments due to its simple operation, reliable performance, and advanced technology

Developed and produced by Jinan Sanquan Zhongshi Experimental Instrument Co., LtdCardboard durability testerNPD-3000 is suitable for determining the burst resistance of cardboard, corrugated cardboard, and other sheet materials. Its various performance parameters and technical indicators comply with the standards and requirements of ISO2759 "Cardboard - Determination of burst resistance", GB/T 1539 "Method for determining the burst resistance of cardboard", ISO2758 "Paper - Determination of burst resistance", and GB/T 454 "Method for determining the burst resistance of paper".

Cardboard durability testerMain parameters:
Instrument model: NPD-3000
Professional name: Automatic burst strength testing machine
Other names: Cardboard Bursting Strength Tester, Cardboard Fully Automatic Bursting Strength Tester, Cardboard Bursting Strength Tester
Induction method: pressure converter
Print data: Test values include average, time, date, and other data
Indication method: Digital A/D value input rate of 40 times/S, high testing error
Measurement range: ≤ 6000 kPa (accuracy 1kPa)
Oil pressure speed: 170 ± 10ml/min
Sample clamping force: > 690kPa
Motor: 1/4HP
Machine size: 500mm × 430mm × 500mm (length, width, height)
Weight: 65Kg
Gas source pressure: 0.5MPa-0.7MPa (customer provided gas source)
Environmental temperature: 15-50 ℃
Relative humidity: ≤ 70% RH
Power supply: 220V 50HZ
Technical features:
This testing instrument adopts microcomputer control technology and LCD Chinese display; It has the function of testing data statistics and processing, and can print and output.
1. Microcomputer processing system, PVC control panel, convenient for users to use
2. Automatically determine the degree of rupture, automatically release pressure, and memorize test results, with a high degree of automation
3. The microcomputer collects data within the pressure value, and its calculation speed is high
4. Micro printer printing output, convenient for fast data output
5. The automatic durability testing machine adopts synchronous motor transmission, which is stable and accurate, making the output pressure more precise
6. Compact structure, beautiful and elegant appearance, easy to use
Manufacturer of cardboard durability tester: