Mamba Cement II/A‑M 42.5R – Rapid‑Strength 50 kg Bag
Mamba Cement II/A‑M 42.5R is a premium, fast-setting general-purpose cement with rapid strength gain, manufactured to SANS 50197‑1 standards. It’s ideal for demanding applications such as precast manufacturing, ready-mix concrete, structural construction, and brick/block work .
⭐ Key Features & Benefits Mamba Cement II/A‑M 42.5R
- Rapid Strength (42.5R): Achieves ≥ 24 MPa in 2 days; 38 MPa at 7 days; 46 MPa at 28 days.
- CEM II/A‑M Composition: Made from premium clinker, gypsum, and limestone/fly ash .
- SANS‑Certified: Ensures consistent quality and compliance – SANS 50197‑1.
- Versatile Use: Suitable for precast, ready-mix, structural, masonry, plaster, and block-making.
- Eco-Conscious: Blended cement for lower clinker content and reduced CO₂ footprint.
📊 Technical Specifications Mamba Cement II/A‑M 42.5R
| Attribute | Details |
|---|---|
| Weight | 50 kg bag |
| Strength Class | 42.5R (rapid strength) |
| SANS Standard | 50197‑1 certified |
| Setting time | Initial setting ~220 minutes |
| Expansion | Max 0.5 mm (EN 197‑1) |
🛠️ Ideal Applications
Perfect for:
- Precast concrete components
- Ready-mix production
- Structural foundations, columns, and walls
- Masonry: brick/block laying
- Plaster, screed, and other finishing tasks
⚠️ Handling & Safety Tips
- Wear goggles, gloves, and dust mask—alkaline cement can cause irritation.
- If contact occurs, rinse thoroughly and wash skin with clean water .
Buying cement — what matters
Buyers usually come to Mamba Cement II/A‑M 42.5R – Rapid‑Strength 50 kg Bag with one of three questions: will it do the job, what does it really cost, and how fast can it be on site.
- Specification over price. Two products in cement can share a description and be built to very different standards. Check the spec table above before comparing prices.
- Quantity. Order to the drawing plus a realistic allowance. A second delivery usually costs more than the material it carries.
- Lead time. Stock position moves weekly. We confirm availability before you commit, not after.
- Volume pricing. The listed R80 is the single-unit rate; ask for a contract rate on quantity.
Frequently asked
Is Mamba Cement II/A‑M 42.5R – Rapid‑Strength 50 kg Bag in stock?
Stock moves daily. Send the quantity you need and we confirm availability, current price and lead time the same day.
Can I get a better price on volume?
Yes. Trade and project pricing is available on request — the listed price is the counter rate.
How is it delivered?
Trade pricing, nationwide delivery. Delivery is quoted against the site address so you see the true landed cost.








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