Grade 209 / Grade 210
Glass microfiber thimbles are made of borosilicate glass fibers 100%.
The glass microfiber thimbles have the same properties as the filters made of the same material:

Max usage temperature: 500ºC
pH-stable
Weight stability
Biologically inert
High chemical compatibility
Glass microfiber thimbles applications
Controls of emission at high temperature.
Prefiltration of gases and analyzers.
Gravimetric analysis of dust in gases
Borosilicate glass fiber thimbles technical specifications
Grade Material Nominal rating (µ) Thickness (mm) Pressure drop (Kpa at 5L/min) Collection efficiency (% 0.3µm DOP) Max. Operating temp (ºC) Heating loss rate (%)
209210 Glass microfiber 1 1.6 0.30 >99.9 500 0.2