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Brief reference guide for water treatment specialists

Features of filter vessels

Typical size of vessel

Cross-section area, sq. m

Volume of vessel, L

Volume of rounded part, L

Height/diameter, mm

Weight of empty vessel, kg

0817

0,032

11

1,5

432/207

2

0835

25

898/207

4

0844

32

1132/207

5

1035

0,050

39

2,5

897/258

5

1044

50

126/258

7

1054

63

1386/258

8

1252

0,072

88

5

1333/310

13

1354

0,086

105

6

1398/336

14

1465

0,099

150

7

1674/363

15

1665

0,130

183

10

1674/413

19

2162

0,223

311

25

1721/555

36

2472

0,292

450

46

2168/626

55

3072

0,456

697

80

2139/780

90

3672

0,656

1011

135

2147/938

123

4272

0,893

1494

170

2360/1089

215

4872

1,166

1895

245

2360/1233

247

6386

2,0

3300

510

2453/1625

360

Summary table of modern filtering media

Name

Filtration rate, m/hour

Backwash rate, m/hour

Packaging – L, kg

Bulk weight, cm3

Ecomix A / Ecomix C filter media for complex water treatment

20–25

12–15

25/12

0,8

Dowex HCR-S/S cation exchange resin

25–40

10–15

25

0,8

Centaur catalytic activated carbon

12

20–24

15

0,5

Filtrasorb 300 activated carbon

12

20–24

25

0,5

Filter-Ag sediment filtration media

12

19–24

28,3

0,42

Filter-Ag Plus sediment filtration media

12–20

30–35

28,3

0,8

Pyrolox catalytic material

12

60–70

14,15

1,92

Birm catalytic material

9–12

25–30

28,3

0,64

Calcite material for pH correction

7–12

20–30

15,6

1,44

Corosex material for pH correction

12

25–30

18,7

1,2

Quartz sand

- bed

15,6

1,6

Garnet 8

10,2

2,25

Hardness

1 meq/L = 2,9 gpg  
1 meq/L = 50 ppm CaCO3  
1 meq/L =2,8 °dH
1 meq/L = 5& °F  
1 meq/L = 3,51 °Сlark  
1 meq/L = 0.5 mmol/L

Pressure

1 MPa = 10 bar

Weight

1 kg = 1000.0 g
1 lb = 0,454 kg
1 ounce = 28,35 g

Length

1 ft = 0.308 m
1 inch = 25,4 mm

Volume

1 gallon = 3,78 л
1 ft3 = 28,3 л

Density

1lb/ ft3 = 0,016 kg/L

Volumetric filtration rate

1 L/sec = 60 L/min = 3600 L/hour
1 gpm = 3,78 L/min =
226,8 L/hour = 0,2268 m3/hour

Linear filtration rate

1 gpm/ft2 = 2,44 m/hour

Temperature

°C= 0,55 х (°F - 32)


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