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A browser-based 3d printer filament cost calculator tool. No data sent to server.

📘 How to Use

  1. Select your filament material (e.g., PLA, ABS) and enter its diameter.
  2. Enter the total weight and price of your filament spool.
  3. Input the estimated filament usage (in length or weight) from your slicer software.

3D Printer Filament Cost Calculator

Calculating with density 1.24 g/cm³
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Article

3D Printer Filament Cost Calculator | Estimate Print Costs & Weight

This online tool helps 3D printing enthusiasts, hobbyists, and professionals accurately calculate the material cost and filament consumption for their projects. Simply input your filament details and slicer estimates to get an instant breakdown of your print's financial and material footprint before you even start.

💡 Tool Overview

  • Accurate Cost & Weight Calculation: Translates slicer estimates (length in meters or weight in grams) into precise material costs and the total weight of filament that will be used for a print.
  • Material Presets: Comes with pre-configured density values for common materials like PLA, ABS, PETG, and TPU, allowing for quick and accurate setup.
  • Remaining Filament Tracking: Predicts the amount of filament left on your spool after a print, helping you avoid running out of material mid-job. If the calculation shows you don't have enough, the remaining amount will be highlighted in red.
  • Dual Input Modes: Offers the flexibility to input your slicer's filament estimate as either length (m) or weight (g), accommodating the output of any major slicer software.

🧐 Frequently Asked Questions

Q. Where do I find the "Slicer Estimate"?

A. After you slice a 3D model in software like Cura, PrusaSlicer, or Bambu Studio, the application will provide an estimated filament usage. This is typically shown in both length (e.g., 15.5 m) and weight (e.g., 46.5 g). You can use either of these values in our calculator.

Q. Why is filament density important for this calculation?

A. Density (mass per unit of volume) is the key property used to convert a filament's length into its weight. Different materials have different densities; for example, PLA is generally denser than ABS. Using the correct density is crucial for an accurate weight and cost calculation, especially when your slicer only provides a usage estimate in meters.

📚 A Tip for Precision 3D Printing

The values provided by this calculator are based on the estimates from your slicer software, which are generally very accurate. However, the actual filament consumption can be slightly influenced by factors like your printer's extrusion multiplier (flow rate) settings and minor variations in filament diameter (+/- 0.05mm is common). For mission-critical prints where every gram matters, the most precise method is to weigh the spool on a digital scale before and after printing. Also, remember that many filaments are hygroscopic (they absorb moisture from the air), which can slightly increase their weight over time.