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Selective Laser Melting (SLM / LPBF) Energy Density & Melt Pool Calculator

Easily calculate and compute selective laser melting (slm / lpbf) energy density & melt pool calculator with accurate equations, live formulas, and expert guidance.

Optical laser power incident on powder bed.

Galvo mirror laser vector travel velocity.

Lateral distance between adjacent laser scan tracks.

Recoater spread powder layer thickness.

Calculated Result
72.8 J/mm³

Energy Density (VED)

Energy Density (VED)

72.8 J/mm³

Volumetric Energy Density J Per Mm3

72.8

Linear Energy Density J Per Mm

0.306

Areal Energy Density J Per Mm2

2.91

Theoretical Build Rate Cm3 Per Hour

13.6

72.8 — J/mm³

Calculation Breakdown

  1. Applied FormulaCalculates Volumetric Energy Density (VED), linear energy input, and build rate for selective laser melting (SLM / LPBF) metal additive manufacturing to predict keyholing vs. lack of fusion.VED = \frac{P}{v \cdot h \cdot t}, \quad LED = \frac{P}{v}, \quad AED = \frac{P}{v \cdot h}

SLM Volumetric Energy Density Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.018365573Energy Density (VED)

What Is the Selective Laser Melting (SLM / LPBF) Energy Density & Melt Pool Calculator?

This tool computes selective laser melting (slm / lpbf) energy density & melt pool calculator with high precision arithmetic.

How Does the Selective Laser Melting (SLM / LPBF) Energy Density & Melt Pool Calculator Work?

Calculates Volumetric Energy Density (VED), linear energy input, and build rate for selective laser melting (SLM / LPBF) metal additive manufacturing to predict keyholing vs. lack of fusion.

Selective Laser Melting (SLM / LPBF) Energy Density & Melt Pool Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

VED=Pv⋅h⋅t,LED=Pv,AED=Pv⋅hVED = \frac{P}{v \cdot h \cdot t}, \quad LED = \frac{P}{v}, \quad AED = \frac{P}{v \cdot h}

Calculates Volumetric Energy Density (VED), linear energy input, and build rate for selective laser melting (SLM / LPBF) metal additive manufacturing to predict keyholing vs. lack of fusion.

How to Use the Selective Laser Melting (SLM / LPBF) Energy Density & Melt Pool Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Selective Laser Melting (SLM / LPBF) Energy Density & Melt Pool Calculator Example

Input Values:

laserPowerWatts:275
scanSpeedMmPerS:900
hatchSpacingMicrons:105
layerThicknessMicrons:40
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required J/mm³.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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