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Manufacturers & Suppliers of Filter Cloth, Filter Bags & Air
Slide Fabrics for all Industries. |
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filter paper technical details
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Type
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Applications/Comments
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Weight
(g/m2)
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Thickness
(mm)
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Retention Characteristics
(μm)
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Collection Efficiency
(%,0.3μm DOP)
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No. 1
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Retains
large crystalline particles and gelatinous
precipitates. Fast flow rate, smooth surface, normal
hardness.
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90
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0.20
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Coarse (6)
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65
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No. 2
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Retains
medium crystalline particles. Fast flow rate, smooth
surface, normal hardness.
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125
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0.26
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Medium (5)
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80
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No. 231
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Retains
crystalline particles. Moderate flow rate, smooth
surface, normal hardness.
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95
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0.18
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Medium
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-
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No. 232
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Retains
medium to medium-fine particles. Slow flow rate,
smooth surface, normal hardness.
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90
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0.18
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Medium/ Medium Fine
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-
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No. 131
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High
retention efficiency for fine particles, like
barium sulfate. Slow flow rate, smooth surface,
normal hardness.
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140
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0.25
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Medium-Fine (3)
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90
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No. 235
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Highest
retention efficiency, retaining very fine particles.
Very slow flow rate, smooth surface, normal
hardness.
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95
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0.17
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Very Fine
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-
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No. 101
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Seed
germination; retains large particles.
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80
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0.21
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Coarse and Gelatinous
(6-7)
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-
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