UFC 3-280-03
23 JULY 2003
Chemical
Addition-
Feed
Cake
Percent of
Solids
Cycle Time
Pressure
Solids
1
Dry Solids2
(Minutes)3
(kPa)4
Application
(%)
(%)
Fly Ash
15 to 30
None
3090
690 or 1550
45 to 70
Foundry Sludge
5 to 15
None
60120
690 or 1550
35 to 50
Granite Fines Sludge
20 to 40
None
2060
690
60 to 80
4590
690 or 1550
35 to 60
Hazardous Soil/
10 to 20
None or
Groundwater Sludge
Polymer or
Lime-10
Heavy Metal Fines
10 to 20
None
4590
690 or 1550
50 to 70
Industrial Biological
2 to 6
FeCl3-10 &
120240
1550
25 to 40
Sludge
Lime-30
90150
690 or 1550
30 to 45
Iron Hydroxide
2 to 10
None or
Polymer or
Lime-10
Iron Oxide
15 to 30
None
3060
690
60 to 85
Landfill Leachate
1 to 3
Polymer or
120240
690 or 1550
25 to 40
Lime-15
Latex Waste
2 to 6
None or
120180
1550
30 to 40
Polymer
Laundry Waste
2 to 6
Lime-25
60120
690 or 1550
30 to 45
120240
690 or 1550
30 to 50
2 to 6
None or
Metal Hydroxides
Polymer or
(electroplating,
Lime-15
galvanizing, anodizing,
etching, cleaning, etc.)
Municipal Primary
5 to 10
FeCl3-4 &
60120
1550
30 to 50
Sludge
Lime-12
Municipal Primary &
3 to 6
FeCl3-5 &
90180
1550
25 to 45
Waste Activated Sludge
Lime-15
Municipal Waste
1 to 3
FeCl3-10 &
120240
1550
25 to 40
Activated Sludge
Lime-30
Municipal Water Alum
1 to 6
Lime-15 or
90210
1550
25 to 40
Treated Sludge
Polymer
2-20
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