Glass Microfiber Filters

Waterfiltech glass fiber filters are world-renowned as a standard for laboratory filtration and are associated with quality, reliability and reproducibility. These depth filters combine fast flow rates with high loading capacity, retention of very fine particles, and can be used at temperatures up to 500ºC. Our glass microfiber filters are mainly used in applications such as air or water monitoring and can be used as pre-filters for membranes.

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Waterfiltech offers glass microfiber filters manufactured from 100% borosilicate glass, with or without binder. Filters without binder are chemically inert.


Complete Pack Size 100 pieces
Nominal Air Flow Rate 3.7–40 s/100 ml/in2
Nominal Thickness 260–730 µm
Nominal Basis Weight 53–145 g/m2
Max recommended temperature 500 °C
Material Borosilicate glass
Typical Particle Retention in Liquid 0.7–2.7 µm1)
Typical water flow rate 41–681ml/min2)
1)Particle retention rating at 98% efficiency.

2)Normalized for 9 cm diameter. Measured under gravity for comparative purposes

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