Long handle filter head
Product Introduction
The special long handle filter head produced by our company is made of high-quality ABS plastic and consists of filter cap, filter rod, embedded sleeve, and anti clogging filter cap. The total length of the special backwash filter head for the biological aerated filter is ￠ 420mm, which is longer than the ordinary long handle filter head. The filter plate is made of reinforced concrete, and the two shall be used in the biological filter together.
Product Specifications
|
Purchasing parameters |
technical parameter |
|
|
model |
|
The casing is 100mm long, 292mm long in total, DN20117g, the gap length is 25mm, the gap width is 0.25mm, 40 gaps, and the total area is 250mm2 |
|
form |
Umbrella |
|
|
filter tube |
Long handle |
|
|
texture of material |
ABS |
|
|
flow |
0.5T/h |
|
[Material selection]
The long handle filter head is applied to the air-water backwashing water distribution system of the filter tank; The short handle filter head is applied to the single water backwashing of the filter tank and the water distribution and filtration systems of gravity type, pressure type filter tanks and ion exchange filter beds. The filter head can be used not only for domestic drinking water treatment, but also for various industrial water sources such as beverages, printing and dyeing, swimming pools, etc. It can also be used in industrial wastewater and domestic sewage treatment projects.
|
Current Speed（m/s） |
23 |
27 |
31 |
35 |
39 |
43 |
|
head loss (m water column) |
0.041 |
0.055 |
0.074 |
0.098 |
0.138 |
0.161 |
[Purpose]
It is widely used in combination type, recycle process, ion exchange column equipment for softening water quality, and water filtering device of filtering equipment.
[Type]
① 20 × 13 Plum blossom type, including long, medium, short and super long. ② Tower type drain cap
Performance
The long handle filter head can not only prevent the outflow of anion and cation resins, but also ensure the flow.
[Backwashing parameter table]
|
Backwashing procedure |
strength（L/S·m2） |
time（min） |
|
Air flushing |
10-20 |
2-4 |
|
Gas water mixed flushing |
gas：10-12 |
3-5 |
|
water：48 |
||
|
Water flushing |
6-10 |
3-5 |
|
Single water filter |
12-15 |
3-6 |
