Description

INTRODUCTION:
This air permeability tester is designed and built according to Chinese National Standard QB/T***7 “Schopper Method Air Permeability Tester”. It is used for testing the air permeability of cement bag paper, sack paper, cable paper, copying paper and industry filter paper. Not suitable for testing rough surface paper.
APPLICATIONS:Paper
STANDARDS: QB/T ***7
SPECIFICATIONS:
1. Measuring range: *****0ml/min
2. Testing size: *0±0.*2cm2
3. Pressure difference: 1±0.*1Kpa
4. Testing accuracy: ≤**0ml, volume error is 1ml, ≥**0ml, volume error is 5ml
5. Nip ring inner diameter: *5.*8±0.*5mm
6. Testing condition: temperature: *0～*0ºC, moisture:＜*5%
7. Outer dimension: **0***0****0mm
8. Weight: *8Kg