Freight Density Formula:
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Definition: This calculator determines the density of freight shipments for Dayton Freight, which is used to calculate shipping rates.
Purpose: It helps shippers determine the density of their freight, which affects transportation costs and requirements.
The calculator uses the formula:
Where:
Explanation: The formula converts the shipment dimensions from cubic inches to cubic feet, then divides the weight by this volume to get density.
Details: Freight density helps determine shipping class, affects pricing, and ensures proper handling and transportation of goods.
Tips: Enter the shipment weight in pounds and all dimensions in inches. All values must be > 0.
Q1: Why is density important in freight shipping?
A: Density determines the freight class which directly impacts shipping costs. Higher density items typically cost less to ship per pound.
Q2: What's the 1728 conversion factor for?
A: 1728 converts cubic inches to cubic feet (12 inches × 12 inches × 12 inches = 1728 cubic inches per cubic foot).
Q3: How do I measure my shipment dimensions?
A: Measure the length, width, and height at their longest points, including any packaging or pallets.
Q4: What's a typical freight density range?
A: Freight density can range from less than 1 lb/ft³ (very light) to over 50 lb/ft³ (very dense). Common range is 5-30 lb/ft³.
Q5: Does this calculator work for irregular shapes?
A: For irregular shapes, measure the length, width and height of the smallest rectangular box that would contain the item.