1. Description:
This air permeability tester is designed and built according to Chinese National Standard QB/T1667 "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.
2. Specification:
2.1 Measuring range: 0-1000ml/min
2.2 Testing size: 10±0.02cm²
2.3 Pressure difference: 1±0.01Kpa
2.4 Testing accuracy: ≤100ml, volume error is 1ml, ≥100ml, volume error is 5ml
2.5 Nip ring inner diameter: 35.68±0.05mm
2.6 Testing condition: temperature: 20~40 degree, moisture:<85%
2.7 Outer dimension: 400*300*1200mm
2.8 Weight: 38Kg
3.Introduction:
PNSHAR, as one SGS-Audited company & ISO-Certified company, has been engaged in the R&D and production of lab equipment for paper industry since 1985.
As the leading manufacturer from China, we are enjoying the Chinese market, competing the European suppliers, American suppliers and Taiwan Suppliers.
Based on good quality and reliable performance, our lab equipments also have been exported to more than 50 countries, such as follows:
1). Europe: Italy, Germany, Hungry, Macedonia, Latvia, Czech, Switzerland, Russia, Poland, Turkey etc;
2). Asia & Oceania: Japan, Indonesia, Singapore, Australia, Hongkong, South Korea, Iran, Viet Nam, India, Bangladesh, Jordan, Saudi Arab, Bahrain, Pakistan, Thailand, Malaysia, Philippines, Myanmar, Taiwan, Oman, Uzbekistan, etc;
3). America:USA, Mexico, Argentina, Brazil, Peru, Costa Rica, Guyana, Uruguay, etc;
4). Africa: Kenya, Egypt, South Africa, Cote d'Ivoire, Cameroon, etc.
4.Our workshop:
5.Our CERTIFCATE:
Company Introduction:
PNSHAR, as one SGS-Audited company & ISO-Certified company, has been engaged in the R&D and production of lab equipment for corrugated packaging industry since 1985. Our product has achieved CE certificate.
As the leading manufacturer from China, we are enjoying the Chinese market, competing the European suppliers, American suppliers and Taiwan Suppliers.
Based on good quality and reliable performance, our lab equipments also have been exported to more than 50 countries, such as follows:
1). Europe: Italy, Germany, Hungry, Macedonia, Latvia, Czech, Switzerland, Russia, Poland, Turkey etc;
2). Asia & Oceania: Japan, Indonesia, Singapore, Australia, Hongkong, South Korea, Iran, Viet Nam, India, Bangladesh, Jordan, Saudi Arab, Bahrain, Pakistan, Thailand, Malaysia, Philippines, Myanmar, Taiwan, Oman, Uzbekistan, etc;
3). America:USA, Mexico, Argentina, Brazil, Peru, Costa Rica, Guyana, Uruguay, etc;
4). Africa: Kenya, Egypt, South Africa, Cote d'Ivoire, Cameroon, etc.
Audited Supplier 
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