OPC 53 ACTIVE
IS 12269 CERTIFIED
IS 12269 CERTIFIEDNeed Technical Guidance?
Unsure whether to specify Grade 53 or 43 for your foundation or slab? Our civil engineers will audit your structural drawings.
Submit Enquiry →JK Super Ordinary Portland Cement (OPC 53)
Offers & Procurement Benchmarks
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Live Verified Rate: ₹385 / 50 KG Bag (Grade 53) · Direct Mill Benchmark.
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Batch MTC Guaranteed: Verified Mill Test Certificate dispatched with every load, confirming 3d & 28d strength tests.
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Factory Moisture-Proof Bags: Sealed multi-ply HDPE valve bags preventing moisture intrusion and premature clinker hydration.
🚚Assured Direct DeliverySite dispatch in 24–48 hrs
⏱️Fresh Clinker Guarantee< 15 days batch age
🛡️BIS Certified QualityIS 12269 & IS 8112
Technical Specifications
| Product Type | Ordinary Portland Cement (OPC) |
|---|---|
| Standard Compliance | IS 12269 : 2013 (Grade 53) |
| Compressive Strength @ 28 Days | ≥ 53.0 MPa (Achieved: 54.5 MPa) |
| Compressive Strength @ 3 Days | ≥ 27.0 MPa (Achieved: 28.2 MPa) |
| Initial Setting Time | 165 mins (BIS Requirement: Min 30 mins) |
| Final Setting Time | 245 mins (BIS Requirement: Max 600 mins) |
| Soundness (Le Chatelier) | 1.5 mm (BIS Limit: Max 10 mm) |
| Fineness (Blaine air) | 285 m²/kg (BIS Requirement: Min 225 m²/kg) |
| Packaging Format | 50 KG Net Multi-Ply Poly-Lined Valve Bag |
Shipped by Ostaad Verified LogisticsSold by Direct Primary Mill Network
TRANSPARENT PROCUREMENT BENCHMARK
₹385
PER 50 KG BAG · TAX INCLUSIVE
How does Ostaad Bulk Buying work?
1
Calculate volume below: Input your roof slab, column, or plaster dimensions in our Cement Calculator.
2
Receive mill-direct quote: Transparent pricing with zero regional dealer hoarding inflation.
3
Site delivery with MTC: Factory-fresh bags unloaded at your site with certified batch lab reports.
● 100% GENUINE PORTLAND CLINKER · NO ADULTERATION
CEMENT CALCULATOR
Cement Calculator — Concrete Mix & Bag Estimation
Input the casting area or structural element dimensions to compute the exact ratio of Cement bags, Coarse Sand, Aggregate, and water needed.
CALCULATED STRUCTURAL REQUIREMENT
133 Bags
Mix Design: M20 Nominal (1 : 1.5 : 3) with W/C ratio 0.50 for 5" Slab.
CEMENT COST
₹51,205
SAND REQD
187 cft
AGGREGATE
374 cft
CURING KINETICS SIMULATOR
Compressive Strength Development Over Time
Toggle between Grade 53, Grade 43, and PPC to simulate how hydraulic compressive strength develops over the standard 28-day water curing cycle.
OPC Grade 53 (IS 12269) · High Early Strength
OPC Grade 43 (IS 8112) · General Structural
PPC Pozzolana (IS 1489) · Dense Matrix & Durability
TEST STANDARD: IS 4031 (PART 6) HYDRAULIC COMPRESSIVE STRENGTHOPC Grade 53 achieves rapid 27 MPa strength at 3 days, reaching 54.5 MPa for high-load multi-story framing.
TECHNICAL COMPLIANCE AUDIT
Bureau of Indian Standards (BIS) Benchmark Matrix
PHYSICAL & CHEMICAL TESTING 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 |
| Fineness (Blaine m²/kg) | ≥ 225 | ≥ 225 | ≥ 300 |
| Soundness (Le Chatelier) | ≤ 10 mm | ≤ 10 mm | ≤ 10 mm |
← Swipe horizontally to compare all grades →