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FilPro Gravel and NJ Series Sand
FilPro Filter Gravel is a hard, whole grain crystalline silica. They are both durable and dense, making the resistant to degradation during handling, backwashing and extended use.
All FilPro grades are washed and screened under rigid SPS and quality assurance controls. The result is chemical purity and consistent size distribution designed to meet AWWA B-100 and ANSI/NSF 61 standards.
FilPro Filter Gravel is suitable for use in both pressure and gravity type filters and are employed in municipal potable and wastewater filtration and various industrial processes and make-up water applications.
Advantages
- NSF-61 Certified
- Meets AWWA B-100 and ANSI standards
- Solid holding capacity
BARCO SAND SPECIFICATIONS
| 3/8x3/16 | 1/4x1/8 | 3/16x10 | 1/8x1/16 | NJ 4 | NJ 3 | NJ 2 | NJ 1 | NJ 00N | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Mesh | mm | typical mean % retained | ||||||||
| 5/8" | ||||||||||
| 1/2" | 0.0 | |||||||||
| 3/8" | 0.7 | 0.0 | ||||||||
| 1/4# | 78.0 | 2.8 | 0.0 | 0.0 | ||||||
| #4 | 4.760 | 17.5 | 49.2 | 2.0 | 0.0 | 3.0 | 0.0 | 0.0 | ||
| #6 | 3.350 | 42.4 | 55.6 | 2.0 | 40.0 | |||||
| #8 | 2.830 | 32.8 | 44.5 | 50.0 | 50.0 | 3.0 | 0.0 | |||
| #10 | 2.000 | 5.1 | 33.1 | |||||||
| #12 | 1.680 | 14.4 | 6.0 | 43.0 | 47.0 | 5.0 | ||||
| #16 | 1.190 | 6.0 | 44.0 | 61.0 | ||||||
| #20 | 0.840 | 4.0 | 31.0 | 0.0 | ||||||
| #30 | 0.600 | 1.0 | 2.0 | 45.0 | ||||||
| #40 | 0.420 | 52.0 | ||||||||
| #50 | 0.300 | 3.0 | ||||||||
| PAN | 3.8 | 5.6 | 4.4 | 6.0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.0 | |
Technical Specifications
| Symbol | Name | Percentage |
|---|---|---|
| SiO2 | (Silicon Dioxide) | 99.70% |
| Al2O3 | (Aluminum Oxide) | 0.14% |
| Fe2O3 | (Iron Oxide) | 0.05% |
| K2O | (Potassium Oxide) | 0.04% |
| Na2O | (Sodium Oxide) | 0.014% |
Characteristics
| 3/8x3/16 | 1/4x1/8 | 3/16x10 | 1/8x1/16 | ||
|---|---|---|---|---|---|
| Colour | Beige | Beige | Beige | Beige | |
| AFS-GFN | - | - | - | - | |
| NJ 4 | NJ 3 | NJ 2 | NJ 1 | NJ 00N | |
| Colour | Beige | Beige | Beige | Beige | Beige |
| AFS-GFN | 4.0 | 5.0 | 8.0 | 10.0 | 26.0 |
| Mineral | Quartz |
| Solubility | Insoluble |
| Specific Gravity | 2.55 - 2.70 |
| Bulk Density (aerated) | 95-98 lbs./ft.3 |
| Grain Shape | Sub-angular |
| Hardness | 7 Mohs (see our hardness index) |
Packaging:
- 55 lb paper bags, 2200 lb paper bags/pallet
- 3000 lb Super Sacs
Warning: The product contains crystalline silica - quartz, which can cause silicosis (an occupational lung disease) and lung cancer. For detailed information on the potential health effect of crystalline silica - quarz, see our MSDS.
Disclaimer: The information set forth in this Product Data Sheet represents typical properties of the product described; the information and the typical values are not specification. Opta Minerals makes no representation or warranty concerning the Products, expressed or implied, by the Product Data Sheet