Description
INTRODUCTION & TECHNICAL SPECIFICATION
Automatic breaking resistance tester (hereinafter referred to as the instrument) is the basic instrument of paper and cardboard strength performance test, its performance parameters and technical indicators in line with the ISO2759 “cardboard-resistance measurement”, GB1539 “cardboard resistance” and ISO2758 “paper-resistance” and GB454 “paper resistance measurement” and other standards, suitable for all kinds of paper and cardboard resistance strength test.
| Parameter | Specification Paperboard | Specification Paper |
| Board/paper measurement range | 250-5600kPa | 70-1600kPa |
| Resolving power | 1kPa | 1kPa |
| Indicating Value Accuracy – Indicating error Illustration of variability |
±0.5%FS ≤0.5% |
±0.5%FS ≤0.5% |
| Presizing (oil) speed | 175±5ml/min | 95±5ml/min |
| Sample clip ring geometry size | Conform compliance with the GB1539 | Conform compliance with the GB1539 |
| Obstruction – Gel membrane resistance value |
(170-220) kPa (250-350) kPa |
(30±5) kPa |
| Sample holding force | > 690 kPa (adjustable) | > 430 kPa (Adjustable) |
| Test the system for its seal tightness | 1 min pressure drop <10% Pmax | 1 min pressure drop <10% Pmax |
| Complete machine quality | About 55kg | About 55kg |
| Pressure gauge setting pressure | (3.5-6)Kg/cm2 | (3.5-6)Kg/cm2 |
| Use an air compressor (Discharge rate) | (0.02-0.3)m3/min | (0.02-0.3)m3/min |
| Use an air compressor (Rated pressure) | (0.6-0.7)MPa | (0.6-0.7)MPa |
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