IS 4926 (M20–M35) CERTIFIEDCivil Engineering Guidance
Unsure whether to specify UltraTech RMC for your foundation, column, or slab? Our structural engineers audit site drawings free of charge.
Consult Civil Engineer →UltraTech RMC (M20 Grade (RCC Slabs))
Technical Specifications & Bureau Compliance
| Manufacturer / Brand | UltraTech RMC |
|---|---|
| Product Category | Ready-Mix Concrete (RMC) |
| Standard Compliance | IS 4926 (M20–M35) CERTIFIED |
| Compressive Strength @ 28 Days | Meets Bureau Mandate |
| Compressive Strength @ 3 Days | Batch MTC Guaranteed |
| Initial Setting Time | 165 mins (BIS Requirement: Min 30 mins) |
| Final Setting Time | 245 mins (BIS Requirement: Max 600 mins) |
| Fineness (Blaine Air Permeability) | 285 m²/kg (BIS Mandate: Min 225 m²/kg) |
| Packaging Format | 50 KG Net Multi-Ply Poly-Lined Valve Bag |
| Regional Supply Hub | Kolkata · Direct Mill Supply |
How does Ostaad Bulk Buying work?
UltraTech RMC Variants & Thickness Rates
Base variant starts from ₹3950 / CUBIC MTR. Click any variant below to inspect full specifications, load capacity, and calculate exact quotas.
M20 Grade (RCC Slabs)
M20 Grade (RCC Slabs) manufactured by UltraTech RMC conforming to IS 4926 (M20–M35).
M25 Grade (Columns)
M25 Grade (Columns) manufactured by UltraTech RMC conforming to IS 4926 (M20–M35).
M30 High Strength
M30 High Strength manufactured by UltraTech RMC conforming to IS 4926 (M20–M35).
Self-Compacting
Self-Compacting manufactured by UltraTech RMC conforming to IS 4926 (M20–M35).
UltraTech RMC Bag & Material Estimator
Input the structural casting area to compute the exact ratio of UltraTech RMC bags, Coarse River Sand, and Crushed Aggregate needed for casting.
Calculated for 1,000 sq ft with 5% casting margin.
UltraTech RMC Compressive Strength Development
Simulate hydraulic compressive strength development across the standard 28-day water curing cycle under IS 4031 testing guidelines.
Bureau of Indian Standards (BIS) Benchmark Matrix
PHYSICAL & CHEMICAL AUDIT CRITERIA AS PER IS 4031 & IS 4032
| PROPERTY | IS 12269 (GRADE 53) | IS 8112 (GRADE 43) | IS 1489 (PPC) |
|---|---|---|---|
| 3-Day Compressive Strength | ≥ 27.0 MPa | ≥ 23.0 MPa | ≥ 16.0 MPa |
| 7-Day Compressive Strength | ≥ 37.0 MPa | ≥ 33.0 MPa | ≥ 22.0 MPa |
| 28-Day Compressive Strength | ≥ 53.0 MPa | ≥ 43.0 MPa | ≥ 33.0 MPa |
| Initial Setting Time | ≥ 30 mins | ≥ 30 mins | ≥ 30 mins |
| Final Setting Time | ≤ 600 mins | ≤ 600 mins | ≤ 600 mins |
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