Polylactic acid or polylactide (PLA) is a biodegradable thermoplastic aliphatic polyester obtained from renewable resources, such as corn starch.It is generally used to make parts with glossy surfaces.

Physical Properties

Adheres well to a variety of surfaces, Finer feature detail possible on a well calibrated machine, Prone to curling of corners and overhangs, More brittle, Can be bonded using adhesive.

Parameter Value
Tensile Strength 50 MPa
Flexural Yield Strength 80 MPa
Hardness 90 Rockwell R
Elongation at Break 6 %
Flexural Modulus 4 GPa

Other Properties

Deflection Temperature 88 ⁰C
Vicat Softening Point 100 ⁰C
Max operating temperature 88 ⁰C-89 ⁰C
Density 1.25 g/cm³

3D Printing Details

Technology FDM
Possible Post Processing Sanded, glued, painted, applied primer
Accuracy ±0.05mm
Melt Flow 6-78 g/10 min

Applications

  1. Food Containers
  2. investment casting
  3. consumer products
  4. medical

Design Guidelines

Gallery