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PA12 (Nylon 12)

SLS standard. functional parts without supports. €60/kg powder.

PA12 powder is pure polyamide 12 for Selective Laser Sintering (SLS) and Multi Jet Fusion (MJF). CO₂ or fiber laser fuses powder layers without supports: the part "floats" in the powder bed.

When you have functional parts without supports: hinges with lockable joints, parts for production fixtures, mechanically intricate prototypes. SLS produces a dense isotropic part: ~95% of injection-molded.

Formula(C₁₂H₂₃NO)ₙ
Density1.01 g/cm³
Tg (glass transition)46°C
Nozzle temp0–0°C
Bed temp0–0°C
Enclosureindustrial SLS/MJF chamber
Difficulty★★★★: advanced

Engineer, author of The Big Book of 3D Printing and additive manufacturing expert

Properties

Formula(C₁₂H₂₃NO)ₙ
Density (g/cm³)1.01
Tg (°C)46
Print ease (0-10)3
Tensile (0-10)8
Flexibility (0-10)6
Impact resistance (0-10)8
Heat resistance (0-10)5
UV resistance (0-10)5
Chemical resistance (0-10)7
Cost (0-10)3
Safety (0-10)6
Finishing (0-10)7
Bed adhesion (0-10)9
Accuracy (0-10)8

Print settings by source

Drying temperature (ASTM)70-80 °C

Property comparison

PropertyPA12 (Nylon 12)PA11 (Bio-Nylon)PEBA PowderTPU Powder
Print ease3322
Tensile8755
Flexibility6899
Impact resistance81089
Heat resistance5534
UV resistance5655
Chemical resistance7756
Cost3222
Safety6755
Finishing7877
Bed adhesion9988
Accuracy8877

Compatible printers

Compatible printers: 59

Jet Fusion 5200Jet Fusion 580P 396Jet Fusion 580 ColorFuse 1Lisa ProLisa XTPM3D S260