ZB-TQ1000 Paper air permeability tester
The instrument comply with QB/T1667 --Paper porosity method ,used to test paper permeability .
Many kinds of paper like cement sack paper,sack kraft paper,cable paper,copy paper and industrial filter paper will need to be test air permeability.This instrument is designed and manufactured to test the above kinds of paper,it’s suitable for paper porosity in 1 x10-2 --1 x102 µ m/(Pa · S).not suitable for large roughness paper.
Main technical parameters
Area differential pressure:1±0.01kPa
Inner diameter of grip ring:35.68±0.05mm
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