Filament
ASA
UV-stable weatherproof alternative to ABS for outdoor and automotive parts.
Acrylonitrile styrene acrylate is engineered for outdoor use — it resists UV, moisture and temperature swings far better than ABS while sharing similar printability and toughness. Ideal for exterior trim, housings and signage.
Ratings
Ease2/5
Strength4/5
Flexibility3/5
Heat res.4/5
Detail3/5
UV res.5/5
Print settings
- Nozzle temp
- 230–260 °C
- Bed temp
- 90–110 °C
- Enclosure
- Required
- Drying needed
- Yes
- Heat deflection temp
- 95 °C
Print tips
Enclosure required to prevent warping and cracking. 240–260 °C nozzle, 90–110 °C bed. Ventilate — emits styrene-like fumes.
Safety & food contact
Emits styrene fumes — ventilate or use filtered enclosure.
Food contact: Not food-safe.
Common uses
Outdoor partsAutomotive trimSignageEnclosuresGarden fittings
Pros
- Excellent UV resistance
- Weatherproof
- Durable
- Good heat resistance
Cons
- Warping
- Needs enclosure
- Fumes
- Can be hard to find
Typical price: $25–40/kg