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Flame-retardant filter

flame retardant air filter technical indicators

index unit implementation of standards product standards
weight g / m 2 GB/T451.2-2002 130 ± 8
thickness mm GB/T451.3-2002 0.45 ± 0.05
breathable degree mm / s QB/GW003-2005 ≥ 200
maximum pore size um QB/GW004-2005 55 ± 5
average pore size of um QB/GW004-2005 45 ± 5
Green stiffness mg 3 QB/GW002-2005 ≥ 2500
bursting kpa GB/T454-2002 ≥ 250
resin content % QB/GW005-2005 21-23
flame retardant   DIN53438 The the F1-class

filter paper color: CWSY fire retardant filter dust filter paper colors white, yellow or red.
 

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