Microperm® On-line Porosity Analyzer –
The Number 1 Fixed point OPA in the World
More than 200 Systems delivered since 1978.
Totally modernized in the year 2000 to be able to measure even wider porosity ranges.
Manufactured and serviced by AVATRON SYSTEMS OY / LTD, Finland.
Unique head design
- Airtight sealed measuring area
- Dual vacuum system
- Lightweight
- Non-marking ceramic construction
- Self-cleaning
- Fast and accurate vacuum control
Measures most materials
Materials measured:
- All types of paper
- Nonwoven, glass fiber, filter material
- Porous and dense material
Service of old microperms.
Reliable measuring technology with repeatability.
Mechanical and electrical upgrades since mid 2000's.
AvatronSystems makes upgrades and maintenance for older Microperms.
Some recent references
Microperm is used by well-known paper manufacturers around the globe.
More than 20 deliveries around the world in 2019-2020.
And older:
"We have 3 AvatronSystems Microperm® On-line porosity meters at our mill in Billingsfors, Sweden and we are very satisfied."
- - Stefan Skarström Production Manager
Status 2021 – Microperm versus Lab
Microperm was designed and developed by NOKIA corporation to be able to measure cigarette paper. It was totally modernised by Avantron Ltd. Today it is owned by AvatronSystems from Finland.
It is recognized to be the most simple, reliable, and most cost-effective fixed point on-line porosity analyzer ever designed.
Microperm will deliver repeatable and exact information of the variation of porosity to QCS and DCS linked to any laboratory method used.
Microperm versus Lab
- Porosity variations inside a jumbo reel will remain unknown.
One hour on-line production.
