Blue Circle Mastercrete Grey Cement - 25Kg - 15 Pack

Best current price£75.00from B&Q
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B&Q£75.00Visit shop B&Q - Mastercrete Grey Cement 25Kg (Plastic Bag) (X5 Bags)
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Best current price£75.00from B&Q
Shopping.co.uk recommended and popular offers
B&Q£75.00Visit shop B&Q - Mastercrete Grey Cement 25Kg (Plastic Bag) (X5 Bags)
Visit shop2 offers from £75.00 - £80.00
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Blue Circle Mastercrete is an ideal choice for professional builders and DIY enthusiasts who require a reliable, high-strength cement for diverse construction applications ranging from structural concrete to external rendering. This Portland-limestone cement is engineered with advanced admixture technology for superior workability and long-term durability against freeze-thaw cycles. While it offers excellent consistency and weather resistance, users should note that as a heavy 25kg product, proper manual handling and storage are required to maintain its integrity before use.
| Brand | Blue Circle |
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Yes, its excellent workability and weather resistance make it a great choice for external rendering.
While the mix will set within hours, full structural strength is typically achieved after 28 days of proper curing.
Depending on the substrate, a bonding agent may be beneficial, but the cement itself is designed for high adhesion.
Yes, Mastercrete can be mixed by hand or in a mechanical cement mixer, provided the ratios are followed correctly.
Store in a dry, ventilated area on top of pallets to ensure the cement stays away from ground moisture.
Yes, when mixed to the correct specifications and applied properly, it provides the necessary structural strength for load-bearing applications.
Gradually add small amounts of water until the desired workability is achieved; do not over-water as this weakens the final concrete.
This indicates moisture contamination during storage; unfortunately, this product cannot be salvaged and should be discarded safely.
Cracking is often caused by too much water or rapid drying; keep the surface damp or covered with plastic sheeting to allow for a controlled curing process.
To ensure the best results, use clean water and aggregates free from organic material. When mixing, always add the water to the mixer before the dry cement to prevent sticking. Mastercrete is compatible with standard concrete mixers and manual mixing tools. For storage, it is critical to keep the bags off the ground using pallets in a cool, dry environment. Because this is a cementitious product, exposure to damp air will initiate the setting process inside the bag, rendering it unusable. Always wear appropriate PPE, including gloves, goggles, and a dust mask, as wet cement is highly alkaline and can cause skin irritation.
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