Stone

Stone

Features:
High mechanical strength, not easily broken
No harmful substance leaching, meets drinking water treatment standards
Smooth surface, low fluid resistance, long service life

1. Raw material: Natural quartz / Pebble
2. Shape: Round or crushed particles
3. Specification: Various particle sizes available upon request
4. Particle size: 2–4 mm, 4–8 mm, 8–16 mm, 16–32 mm, 32–64 mm
5. Bulk density: 1500 ± 100 kg/m³
6. Leachate content: Meets drinking water standards, no harmful substance leaching
7. Acid and alkali resistance: Stable within pH 2–12 range
8. Breakage rate: < 1%
9. Abrasion rate: < 1.5%
10. Solubility loss rate: < 0.5%
11. Application: Used as support layer and filter media in multilayer filters and mechanical filters, improves water purification efficiency
12. Moisture: < 1%
13. Packaging: Supplied in 25 kg or 50 kg woven bags