EngiRef / Materials

PLA (Polylactic Acid)

plastics

plastics

Source Details

Id

plastic-pla

Name

PLA (Polylactic Acid)

Category

plastics

Designation

PLA

Properties
{
  "density": {
    "value": 1250,
    "unit": "kg/m³"
  },
  "tensileStrengthUltimate": {
    "value": 50,
    "unit": "MPa"
  },
  "elasticModulus": {
    "value": 3.5,
    "unit": "GPa"
  },
  "poissonsRatio": 0.36,
  "thermalConductivity": {
    "value": 0.13,
    "unit": "W/(m·K)"
  },
  "thermalExpansion": {
    "value": 70,
    "unit": "µm/(m·K)"
  },
  "specificHeat": {
    "value": 1800,
    "unit": "J/(kg·K)"
  },
  "meltingPoint": {
    "value": 160,
    "min": 150,
    "max": 180,
    "unit": "°C"
  }
}
Applications

3D printing, Food packaging, Medical implants, Disposable utensils

Notes

Biodegradable. Made from corn starch. Most popular 3D printing filament.