Compare stone aggregate prices per load — 6mm, 12mm, and 20mm jelly for concrete and construction. Bulk supply with fast delivery across Chennai.
| Aggregate | Use | Price / Load | Load Size |
|---|---|---|---|
6mm Jelly | Fine concrete / plaster backing | ₹6,500 | 7–8 MT |
12mm Jelly | RCC slab / general concrete | ₹6,000 | 7–8 MT |
20mm Jelly | Foundation / mass concrete | ₹5,500 | 8–9 MT |
Selecting the correct aggregate size is critical for concrete strength and workability. Using the wrong size reduces concrete quality and increases cement consumption. Here is the standard selection guide for Chennai construction:
| Jelly Size | Best For | IS:383 Zone | Price / Load |
|---|---|---|---|
| 6mm Jelly | Thin RCC sections, precast, fine concrete finishes | Fine aggregate (coarse) | ₹6,500–₹7,000 |
| 12mm Jelly | RCC slabs, beams, columns — most versatile | Coarse aggregate (standard) | ₹6,000–₹6,500 |
| 20mm Jelly | Foundation, raft slab, mass concrete, PCC | Coarse aggregate (large) | ₹5,500–₹6,000 |
| Work | Jelly Size | Quantity | Loads Required |
|---|---|---|---|
| RCC Slab 100 sq ft (4" thick) | 12mm | ~1.5 m³ → ~2.5 MT | 0.3 loads |
| Foundation PCC 100 sq ft | 20mm | ~1.2 m³ → ~2 MT | 0.25 loads |
| Complete 1000 sq ft house | 12mm + 20mm | ~20–25 MT total | 2–3 loads each |
| RMC (per m³) — aggregate component | 20mm or 12mm | ~0.9 m³ → ~1.5 MT | — |