ASA is the outdoor specialist. It keeps everything people like about ABS — heat resistance, toughness, machinability — and adds genuine UV stability, so parts don't fade, chalk, or turn brittle after a season in the sun.
Why print in ASA
If a part lives outside, ASA is almost always the right answer. Garden equipment, exterior vehicle parts, outdoor signage, drone bodies, and sprinkler components all benefit from its weather resistance. It's the material trusted for automotive exterior trim in industry for exactly this reason.
ASA material properties
| Property | Rating |
|---|---|
| Tensile strength | Very good — comparable to ABS |
| Stiffness | Good — rigid with mild ductility |
| Heat resistance | Very good — stable to roughly 195°F (90°C) |
| UV / outdoor use | Excellent — the best UV stability we offer |
| Flexibility | Low-moderate — tough, impact-resistant |
| Detail & finish | Good — clean matte finish |
Best uses for ASA
- Outdoor fixtures, mounts, and garden equipment parts
- Exterior vehicle, trailer, and boat components
- Outdoor signage, house numbers, and enclosures
- Drone and RC parts flown in sunlight
Colors and pricing
ASA prints at $0.15 per gram in six stocked colors. Other colors on request via manual quote. $15 minimum order.
Design tips for ASA
- Design like ABS: filleted corners, 1.6 mm+ walls for structural parts.
- Black hides weathering best over multi-year outdoor exposure.
- For indoor-only parts, ABS is slightly cheaper with equal strength.
Upload your file for an instant ASA quote, or compare in the materials guide.