Washing Machine Capacity Formula:
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The washing machine capacity formula calculates the usable volume of a washing machine drum based on its cylindrical dimensions and a material-specific factor. This helps determine the maximum load capacity in kilograms that the machine can handle effectively.
The calculator uses the capacity formula:
Where:
Explanation: The formula calculates the cylindrical volume and multiplies it by a factor that accounts for material density and drum efficiency to determine practical load capacity.
Details: Accurate capacity calculation ensures optimal loading of washing machines, preventing overloading (which can damage clothes and machine) or underloading (which wastes water and energy).
Tips: Enter the drum radius and height in meters, and the appropriate material factor. All values must be positive numbers. Typical factors range from 0.5-0.8 kg/m³ depending on machine design and material type.
Q1: Why use this formula instead of manufacturer specifications?
A: This calculation provides a theoretical maximum capacity that can be useful when manufacturer specifications are unavailable or when comparing different machine sizes.
Q2: What is a typical factor value?
A: Most washing machines use factors between 0.6-0.75 kg/m³, but this can vary based on drum design and material composition.
Q3: How accurate is this calculation?
A: This provides a good estimate, but actual usable capacity may vary due to drum design, agitator/paddle size, and load distribution.
Q4: Can this be used for front-loading machines?
A: Yes, the formula works for both top-loading and front-loading machines, though front-loaders may have slightly different effective factors.
Q5: Should I measure internal or external dimensions?
A: Always use internal drum dimensions for accurate calculations, excluding any agitators or paddles.