Density Formula:
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Definition: This calculator determines the density of freight shipments by dividing weight by volume, which helps determine LTL (Less Than Truckload) freight class.
Purpose: It helps shippers and logistics professionals calculate shipment density to determine proper freight classification and pricing.
The calculator uses the formula:
Where:
Explanation: The weight of the shipment is divided by its volume to determine density, which is a key factor in LTL freight classification.
Details: Freight density directly impacts shipping costs and determines the freight class (from 50 to 500) assigned to your shipment. Higher density typically means lower freight class and lower costs.
Tips: Enter the total weight in pounds and total volume in cubic feet. Make sure to measure the shipment's length, width, and height accurately before calculating volume.
Q1: How does density affect freight class?
A: Generally, higher density shipments get lower freight classes (better rates). For example, 50+ lb/cu ft is typically Class 50, while 1-2 lb/cu ft might be Class 400.
Q2: How do I calculate volume for irregular shapes?
A: Use the longest dimensions (length × width × height) to determine the space your shipment will occupy in the truck.
Q3: What's the minimum density for Class 50?
A: Typically 50+ lb/cu ft qualifies for Class 50, but always check with your carrier as classifications may vary slightly.
Q4: Does packaging affect density?
A: Yes, packaging is included in the volume calculation. More efficient packaging can improve your density and lower freight class.
Q5: How accurate should my measurements be?
A: Measure to the nearest inch for best results, as small differences can affect density calculations significantly.