Acrylic Weight Calculator

| Added in Construction

What is Acrylic Weight and Why Should You Care?

Ever wondered how to calculate the weight of acrylic materials? Acrylic weight calculations are essential whether you're a hobbyist making a display case or an engineer designing structures. Why? Because understanding the weight can help you manage material costs, design more efficient structures, and ensure safety compliance.

How to Calculate Acrylic Weight

The formulas to calculate the weight of acrylic depend on its shape. Here's a handy guide:

Acrylic Flat Sheet Weight Formula

[\text{Acrylic Flat Sheet Weight} = \text{Length} \times \text{Width} \times \text{Height} \times \text{Density}]

Acrylic Round Bar Weight Formula

[\text{Acrylic Round Bar Weight} = \pi \times \left(\frac{\text{Diameter}^2}{4}\right) \times \text{Length} \times \text{Density}]

Acrylic Square Hollow Tube Weight Formula

[\text{Acrylic Square Hollow Tube Weight} = \left[\text{Width}^2 - (\text{Width} - \text{Thickness})^2\right] \times \text{Length} \times \text{Density}]

Acrylic Round Hollow Tube Weight Formula

[\text{Acrylic Round Hollow Tube Weight} = \pi \times \left(\text{Radius}^2 - \text{Inner Radius}^2\right) \times \text{Length} \times \text{Density}]

Acrylic Square Angle Weight Formula

[\text{Acrylic Square Angle Weight} = \frac{\left[\text{Width}^2 - (\text{Width} - \text{Thickness})^2\right]}{2} \times \text{Length} \times \text{Density}]

Acrylic T Bar Weight Formula

[\text{Acrylic T Bar Weight} = \left(\text{Width} \times \text{Thickness} - (\text{Height} - \text{Thickness}) \times \text{Thickness}\right) \times \text{Length} \times \text{Density}]

Acrylic C Channel Weight Formula

[\text{Acrylic C Channel Weight} = \left(2 \times \text{Width} \times \text{Channel Thickness 1} + \text{Height} \times \text{Channel Thickness 2}\right) \times \text{Length} \times \text{Density}]

Where:

  • Length is the length
  • Width is the width
  • Height is the height
  • Density is 0.0426302 lbs/inΒ³ (or convert to metric as needed)
  • Diameter is the outer diameter
  • Thickness is the thickness
  • Radius is the outer radius
  • Inner Radius is the inner radius
  • Channel Thickness 1 is the channel thickness along the width
  • Channel Thickness 2 is the channel thickness along the height

Calculation Example

Let's do a quick example, because who doesn't love some math in the morning?

Example: Acrylic Flat Sheet

Imagine we need to calculate the weight of an acrylic flat sheet with the following dimensions:

  • Length: 10 inches
  • Width: 20 inches
  • Height: 0.5 inches
  • Density: 0.0426302 lbs/inΒ³

Using the formula:

[\text{Weight} = 10 \times 20 \times 0.5 \times 0.0426302]

Calculating that gives us:

[\text{Weight} = 10 \times 20 \times 0.5 \times 0.0426302 = 4.26302 \text{ lbs}]

There you go! Now you know that this specific acrylic flat sheet would weigh 4.26302 lbs.

Bonus Example: Acrylic Round Bar

  • Length: 5 inches
  • Diameter: 2 inches
  • Density: 0.0426302 lbs/inΒ³

Using the formula:

[\text{Weight} = \pi \times \left(\frac{2^2}{4}\right) \times 5 \times 0.0426302 = 0.6694 \text{ lbs}]

And you've got yourself a 0.6694 lbs round bar!

Now you're equipped to calculate the weight of any acrylic shape you need. Ready to get out the ruler and start weighing your acrylic treasures?

Frequently Asked Questions

The standard density of acrylic (PMMA) is approximately 0.0426302 lbs per cubic inch, or about 1.18 g per cubic centimeter.

Acrylic weight is calculated by multiplying length times width times height (thickness) times density. The formula is Weight = L x W x H x Density.

This calculator is designed for flat sheet acrylic. For round bars, tubes, or other shapes, different formulas are needed that account for cylindrical or hollow geometries.

Knowing acrylic weight helps with material cost estimation, shipping calculations, structural load planning, and ensuring safety compliance for display cases or architectural elements.