1、Physical and chemical index of diatomite filter aid
|
Physical Index |
Chemical Index |
Type of Product |
External appearance |
Permeability |
Moisture %≤ |
value
（10% water slurry
value） |
density
g/ml≤ |
Wet density g/ml≤ |
Average Particle diameter μm |
SiO2
(%)≥ |
Fe2O3
(%)≤ |
Al2O3
(%)≤ |
Loss on ignition
%≤ |
DP10 |
Calcined product |
Light yellow or pink |
0.08-0.16 |
0.5 |
6.5-8.0 |
2.1-2.3 |
0.34 |
16 |
90.2 |
1.41 |
2.8 |
1.9 |
DP20 |
Light yellow or pink |
0.16-0.26 |
0.5 |
6.5-8.0 |
2.1-2.3 |
0.34 |
19 |
DZ200 |
Flux Calcined product |
White |
2.0-2.8 |
0.3 |
8-10 |
2.1-2.3 |
0.35 |
25 |
89.1 |
1.32 |
3.0 |
2.0 |
DZ300 |
White |
2.5-3.8 |
0.3 |
8-10 |
2.1-2.3 |
0.35 |
27 |
DZ400 |
White |
3.5-5.0 |
0.3 |
8-10 |
2.1-2.3 |
0.35 |
28 |
DZ500 |
White |
4.8-6.0 |
0.5 |
8-10 |
2.1-2.3 |
0.35 |
30 |
88.6 |
1.38 |
3.1 |
2.1 |
DZ700 |
White |
5.5-7.0 |
0.5 |
8-10 |
2.1-2.3 |
0.37 |
32 |
DS100 |
Flux Calcined product |
Pink white |
0.8-1.5 |
0.5 |
6-9 |
2.1-2.4 |
0.35 |
22 |
90.1 |
1.35 |
2.9 |
1.9 |
DS200 |
Pink white |
1.4-2.2 |
0.5 |
6-9 |
2.1-2.4 |
0.35 |
23 |
DS800 |
white |
6.0-8.0 |
0.5 |
8-10 |
2.1-2.4 |
0.38 |
30-35 |
86.5 |
1.50 |
3.0 |
2.2 |
DS1000 |
White |
8.0-10.0 |
0.5 |
8-10 |
2.1-2.4 |
0.41 |
DS1200 |
White |
11 |
0.5 |
8-10 |
2.1-2.4 |
0.42 |
2、Physical and chemical index of Diatomite stuffing & Carrier
|
Physical Index |
Chemical Index |
Type of Product |
External appearance |
Absorb water |
Absorb oil |
Moisture %≤ |
value
（10% water slurry
value） |
density
g/ml≤ |
Wet density g/ml≤ |
Average Particle diameter μm |
SiO2
(%)≥ |
Fe2O3
(%)≤ |
Al2O3
(%)≤ |
Loss on ignition
%≤ |
TP450 |
Calcined product |
Pink |
200-300 |
80-160 |
0.6 |
6.5-8.0 |
2.0-2.2 |
0.44 |
5-8 |
89.1 |
1.48 |
3.35 |
2.15 |
TP750 |
200-300 |
80-160 |
0.6 |
6.5-8.0 |
2.0-2.2 |
0.45 |
4-6 |
TP950 |
200-300 |
80-160 |
0.6 |
6.5-8.0 |
2.0-2.2 |
0.46 |
2-4 |
TZ325 |
Flux Calcined product |
White
|
200-300 |
80-160 |
0.3 |
8.5-10 |
2.0-2.2 |
0.42 |
8-13 |
88.1 |
1.38 |
3.35 |
2.15 |
TZ525 |
200-300 |
80-160 |
0.3 |
8.5-10 |
2.0-2.2 |
0.44 |
5-9.0 |
TZ825 |
200-300 |
80-160 |
0.3 |
8.5-10 |
2.0-2.2 |
0.46 |
2.5-5.5 |
TS100 |
Natural drying product |
Grey |
180-250 |
80-160 |
0.8 |
5-7 |
- |
- |
20-35 |
85.6 |
1.52 |
3.2 |
2.2 |
TS80 |
180-250 |
80-160 |
16 |
5-7 |
- |
- |
25-38 |
85 |
- |
- |
- |
Hygienic index of Diatomite Product
Item |
Category |
Natural drying product |
Calcined product |
Flux Calcined product |
Water solubles (%)≤ |
0.3 |
0.2 |
0.5 |
Acid solubles (%)≤ |
3.0 |
3.0 |
3.1 |
Heavy metal mg/kg≤ |
0.005 |
0.005 |
0.005 |
Lead mg/kg ≤ |
4.0 |
4.0 |
4.0 |
Arsenic mg/kg ≤ |
5.0 |
5.0 |
5.0 |
|
