Wuhan Bonnin Technology Ltd, Laboratory Instruments Expert in China

Product Description


BN-8025C Automatic Mullen bursting strength tester is used to test the bursting strength of all kinds of paper, such as packaging materials, including plain paper, corrugated paper, toilet paper, packaging, tape, leather, packaging films, fabrics, etc. Adopt advanced microcomputer controller and digital processor, to ensure result precision. With thermal printer, to save and print out test data. Safty protection device, to ensure overload power off. It is based on the international Mullen method.


ISO2758, ASTM D2210, TAPPI TT403, JISL1096 / L1018 / P8112 / P8131 “paper – the determination of bursting strength.


Technical parameters:

Model BN-8025C
Measuring range 50 ~ 1400kpa (for paper test); 50 ~ 5600kpa (for paper board test)
Accuracy ≤ ± 0.5%
Resolution 0.01kpa
Deformation error ≤ 1mm
Up and down the plate concentricity ≤ 0.25mm
Film convex pressure (9 ± 0.2) mm / (30 ± 5) kPa
Oil delivery speed 95 ± 5ml / min
Pressure plate diameter Upper plate diameter 30.5 ± 0.1mm; lower plate diameter: 33.1 ± 0.1mm
Man-machine interface English touch screen
Clamping mode automatic clamping
Clamping force 400kpa ~ 1200kpa (adjustable)
Print output mode Modular thermal micro-printer
Instrument size (428× 318× 412 ) mm (L×W×H)
Instrument weight 50KG


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