Polyimide materials are lightweight, flexible, resistant to heat and chemicals.In coal-fired power plants, waste incinerators or cement plants, polyimide fibres are used to filter hot gases. In this application, a polyimide needle felt separates dust and particulate matter from the exhaust gas.
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Technical Parameters
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Item
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Parameters
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Product name
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Polyimide/PTFE
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Weight(g/m²)
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≥550g/m2
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Thickness (mm)
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2.1-2.3
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mm
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Breaking
Strength(Warp)
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≥900
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(N/50*200mm)
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Breaking Strength(Weft)
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≥1200
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(N/50*200mm)
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Breaking Elongation
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Warp
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≤30
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%
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Weft
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≤50
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%
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Air Permeability
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130-170
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200Pa(L/dm2·min)
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Shrinkage
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260℃90min
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Warp
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≤1%
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Weft
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≤1%
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