johnson slotted filter

Introduction:johnson slotted filter Features of johnson slotted filter: 1.Continuous opening has greatly increased the water flow area so offers a better contact with the aquifer. 2. V-type profile of the structure to avoid clogging and ensure smooth f

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johnson slotted filter

Features of johnson slotted filter:
1.Continuous opening has greatly increased the water flow area, so offers a better contact with the aquifer.
2. V-type profile of the structure to avoid clogging and ensure smooth flow.
3. Continuous long-term effective use of the pore.
4. Trapezoidal filter pipe offers a solid structure, high porosity, and accurate poring.
5. Trapezoidal wire filter pipe is easy for washing, long service life, safe, reliable, comprehensive and low cost.

Advantages of johnson slotted filter:
1.Screens with high open area are more suitable for the construction of high-quality water wells and gas wells.
2.Low cost operation.
3.Reduce the abrasion of the pump.
4.Extend the life span of wells, low-carbon, Galvanized or stainless steel construction

Technical data of johnson slotted filter,

 

No.

(mm)TYPE

OD

(mm)

 ID

(mm)

Support wire Number

Filter direction

1

SRD25.4

25.4

18.6

12

FOTI

2

SRD 33

33

24

8

FOTI

3

SRD 37

37

28

8

FOTI

4

SRD 40

40

31

8/10

FOTI/FITO

5

SRD 45

45

36

10/12

FOTI/FITO

6

SRD 48

48

38

12

FOTI/FITO

7

SRD 60

60

51

12

FOTI/FITO

8

SRD 70

70

61

12/18

FOTI/FITO

9

SRD 85

85

76

18

FOTI/FITO

10

SRD 110

110

101

24

FOTI/FITO

11

SRD120

120

111

24

FOTI/FITO

Remarks:

1.    Make tubes with different material according to user requirements.

2.    Slot should be bigger than 0.020mm and less that 2500mm long.

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