International Garnet for Water Filtration
Opta Minerals your source for Water Filtration Media:
International Garnet is mined as a by-product in a mineral mining process. In our state of the art facility in Keeseville, NY and in Laval, Québec, the Garnet is crushed, screened and packaged as per customer’s requirements.
International Garnet is a HIGH DENSITY Garnet for use in Municipal and Industrial water filtration systems.
Advantages of International Garnet for Water Filtration
- UL Certified in accordance with ANSI/NSF Standard 61, Drinking Water System Components
- High Density product
- Custom screens sizes available

Available Sizes and Profiles:
| Sieve U.S. Standard |
Microns |
#8 |
#8/12 |
#12 |
#20/40 |
#36 |
#30-40 |
#50 |
#60 |
#80 |
| 6 |
3350 |
0.0 |
0.0 |
0.0 |
|
|
|
|
|
|
| 7 |
2800 |
2.8 |
0.9 |
1.2 |
|
|
|
|
|
|
| 8 |
2360 |
36.9 |
17.2 |
7.2 |
|
|
|
|
|
|
| 10 |
2000 |
53.8 |
60.7 |
40.2 |
|
|
|
|
|
|
| 12 |
1700 |
5.4 |
17.6 |
30.7 |
|
|
|
|
|
|
| 14 |
1400 |
0.8 |
2.8 |
17.6 |
|
|
|
|
|
|
| 16 |
1180 |
0.1 |
0.3 |
2.3 |
|
|
|
|
|
|
| 18 |
1000 |
0.2 |
0.5 |
0.7 |
|
0.6 |
|
|
|
|
| 20 |
850 |
|
|
|
0.0 |
8.1 |
|
|
|
|
| 25 |
710 |
|
|
|
0.5 |
43.6 |
0.3 |
|
|
|
| 30 |
600 |
|
|
|
20.4 |
22.9 |
2.2 |
0.8 |
|
|
| 35 |
500 |
|
|
|
70.6 |
20.1 |
23.4 |
0.9 |
|
|
| 40 |
425 |
|
|
|
7.8 |
3.5 |
38.1 |
0.9 |
0.0 |
|
| 45 |
355 |
|
|
|
0.6 |
0.9 |
33.0 |
51.2 |
23.2 |
0.1 |
| 50 |
300 |
|
|
|
0.1 |
0.3 |
2.6 |
31.1 |
53.3 |
6.3 |
| 60 |
250 |
|
|
|
|
|
0.4 |
11.7 |
17 |
31.4 |
| 70 |
212 |
|
|
|
|
|
0.0 |
2.7 |
5.4 |
41.0 |
| 80 |
180 |
|
|
|
|
|
|
0.3 |
0.7 |
16.1 |
| 100 |
150 |
|
|
|
|
|
|
0.4 |
0.3 |
5.0 |
| 120 |
125 |
|
|
|
|
|
|
|
0.1 |
0.1 |
| Bulk Density (lb per cubic foot) |
|
140 |
140 |
140 |
136 |
136 |
130 |
130 |
126 |
126 |
| Effective size (typical) |
|
2.04 mm |
1.85 mm |
1.54 mm |
0.50 mm |
0.53 mm |
0.37 mm |
0.29 mm |
0.27 mm |
0.19 mm |
| Effective size : specification |
|
1.90-2.20 |
1.65-2.00 |
1.45-1.70 |
0.45-0.55 |
0.50-0.65 |
0.30-0.40 |
0.25-0.35 |
0.20-0.30 |
0.15-0.25 |
| Uniformity coefficient (typical) |
|
1.17 |
1.21 |
1.35 |
1.12 |
1.40 |
1.26 |
1.29 |
1.25 |
1.30 |
| Uniformity coefficient: specification |
|
1.30 max |
1.50 max |
1.50 max |
1.40 max |
1.50 max |
1.40 max |
1.40 max |
1.50 max |
1.70 max |
| Specific Gravity 3.80 g/cm3 minimum |
Material meets AWWA Standard B100-96 |
| ** Material is UL Certified in accordance with ANSI/NSF Standard 61, Drinking Water System Components " |
Technical Specifications
| Symbol |
Name |
Percentage |
| SiO2 (total) |
(Silicon Dioxide) |
36.0% |
| Fe2O3 |
(Iron Oxide) |
31.1% |
| CaO |
(Calcium Monoxide) |
26.0% |
| Al2O3 |
(Aluminium Oxide) |
2.9% |
| MgO |
(Magnesium Monoxide) |
1.0% |
| MnO |
(Manganese Monoxide) |
1.0% |
| TiO2 |
(Titanium Dioxide) |
1.0% |
Characteristics
| Colour: |
Grey, dark brown |
| Bulk Density: |
140 lbs/ft3 |
| Specific Gravity: |
3.80 |
| Grain Shape: |
Angular |
| Solubility: |
Insoluble |
| Hardness: |
7,0 - 7,5 Mohs (see our hardness index) |
Packaging:
- 50 lb paper bags,
- 80 bags/pallet
- 3000 lb Super Sacs
Order today

Opta Minerals Inc., Waterdown, ON