HEIDELBERG 40N READY MIX CONCRETE

Heidelberg 40N Concrete – 20 kg Handy Bag

A ready-mixed, high-strength concrete blend supplied in a waterproof 20 kg plastic bag. Engineered for fast mixing ("just add water") and moisture protection on site, it delivers C32/40 quality with enhanced durability. 

Features

• High Compressive Strength (C32/40) – Exceeds 40 N/mm², ideal for structural concreting.
• Pre-Batched Cement + GGBS + Aggregates – Optimised blend ensures consistency and sulfate resistance.
• Weather-Proof Plastic Bag – Withstands outdoor storage without moisture ingress.
• Simple Mixing – Just add about 2 L of water per bag for the correct workable slump.
• Uniform Quality Control – Factory-prepared for consistent performance across batches. 

Applications

• Building wall foundations, steps, and patios
• Chargers and concrete repairs in basements, bridges, rail infrastructure, and other structural works
• General-purpose concrete tasks requiring rapid strength gain and high durability.

Standards & Compliance

• Mix meets BS 8500 / Partially meets BS 8500 C32/40 standards; on-site testing required for full certification. 
• BS EN 12620 compliant aggregates and CEM I 52.5N to BS EN 197 cement included.
• Bag meets BS EN 9001 quality system for packaging and manufacture.
• Safe chemistry – Sulfate-resistant and chloride-penetration minimised for steel reinforcement protection.