Johnson screen filters is a screening filter for the structural elements of the metal mesh. More widely used in industry screening, filtration, dehydration, and other operating Desliming.
It has high strength, stiffness and load-bearing capacity, can make various shapes of the rigid screening filter.
Technical data of Johnson screen filters
|
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.
Specification of Johnson screen filters
| Material for johnson screen filters | We use normally 304 and 316L S.S Material which were all imported from world famous supplier. Complete specifications for material to adapt to customer demand. |
| Construction for stainless steel water filter | 1. We use wedge-shaped profile wire in order to make the slot v-shaped.It can stop the impurities very well. |
| 2. The wedge wire was welded on the support wire well-proportioned and have perfect roundness. Ensure the screen have bigger filter area and non obstructive, avoid the high concentration of impurities. | |
|
3. After work for a period of time, the filter can be back flush.It can use for many times. |
Usage of Johnson screen filters
Johnson screen filters is widely used in beverage/ beer filtration, papermaking industry, industrial waste water treatment, oil, water desalination, etc. This slot tube is the most widely used in all kinds of filter screens.



