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 technical parameters of non-solidity filter paper            Back
All the data are based on the average value. In producing, there will be discrepancy according to different station and standards. But the range is 5-10%.

Item

Testing way

　

879

844

893/1

347/20

1245

347/P4

1220

1370

1289

843

ration

GB451

g/m2

132

108

124

135

143

146

127

130

175

120

thickness

GB451.2

mm

0.70

0.48

0.58

0.57

0.66

0.65

0.56

0.60

0.88

0.40

thickness

controlling on line

mm

0.20

0.20

0.20

0.20

0.20

0.20

0.20

0.20

0.20

0.20

air lock

DIN53887

mbar

0.60

0.95

1.00

1.00

1.00

1.50

1.55

2.00

2.00

3.20

Air permeability

DIN53887

L/m2.s

1300

880

840

840

840

560

550

430

430

270

max

pore size

bubble method

μm

115

92

90

92

92

80

80

70

76

63

mean pore size

bubble method

μm

105

82

75

82

82

70

70

60

68

54

flow rate pore size

chromatography

μm

44

35

33

35

35

30

30

28

30

22

burst method

GB454

kpa

200

180

180

200

200

200

220

200

200

200

capture rate

SIKA

μm

2.2

2

2

2

2

1.6

1.5

0.75

1.25

0.9

content of resin

on line control

％

20

16.5

17.5

24

20.5

17

15

18.5

21

15