Grano Sand Formula:
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Grano sand is a granulated sand commonly used for paving or concrete work. It has a standard density of 1600 kg/m³ which makes it ideal for construction applications requiring consistent material properties.
The calculator uses the following formula:
Where:
Explanation: The calculation determines the weight of sand needed to cover a specific area at a specified depth.
Details: Accurate sand quantity calculation ensures you purchase the right amount of material, avoiding both shortages that delay projects and excess that wastes money and storage space.
Tips: Measure the area accurately in square meters and determine the required depth of sand in meters. For irregular areas, divide into regular shapes and calculate separately.
Q1: How do I convert other units to square meters?
A: For feet: 1 ft² = 0.0929 m². For yards: 1 yd² = 0.8361 m². Multiply your measurement by the conversion factor.
Q2: What's the typical depth for different applications?
A: Paving beds: 50-100mm (0.05-0.1m), Concrete mixes: varies by mix design, usually 30-50mm (0.03-0.05m) equivalent depth.
Q3: Does grano sand density vary?
A: 1600 kg/m³ is standard, but moisture content can affect weight. Very wet sand can weigh up to 10% more.
Q4: How many bags will I need?
A: Divide total kg by bag size (typically 25kg or 50kg). Always round up to whole bags.
Q5: Can this be used for other sand types?
A: Only if they have the same density. Fine sand is typically 1450 kg/m³, while coarse sand can be 1600-1800 kg/m³.