High-purity quartz sand ideal for pressure sand filters and water treatment plants. Grade: 6-12 mm. Sold per 50kg bag, Ideal for Under Bed Use
5 in stock
Description
Application areas (STP, ETP, WTP, etc.)
Sieve size & grade
Packing size – 50kg bag
Bulk order options
Additional information
| Weight | 40 kg |
|---|
Technical Specifications
| Specification | Value |
|---|---|
| Grade | 6–12 mm |
| Material | Natural Quartz |
| Silica (SiO₂) Content | ~90–95% |
| Bulk Density | ~1600–1700 kg/m³ |
| Shape | Rounded to sub-angular |
| Packing | 50 kg bag |
| Application | Filter under-bed support |
FAQs
Q1: What is the role of 6–12 mm gravel in filtration?
A: It acts as a support layer beneath finer media like sand or anthracite, ensuring stability, drainage, and preventing clogging.
Q2: Can this be used with activated carbon or sand filters?
A: Yes, it is compatible with all standard filter media and is used to support both carbon and sand beds.
Q3: Is this gravel pre-cleaned?
A: Yes, it is washed and graded, but a final rinse before use is always recommended.
Q4: How much gravel do I need for my filter?
A: For a 1000 mm dia. vessel, around 100–150 kg may be required as the bottom layer (varies by design).
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