ASA 3D Printing Service
Weather-resistant ASA 3D printing for outdoor parts, UV-exposed prototypes, end-use housings, and durable functional applications.
ASA is an FDM engineering thermoplastic known for strong outdoor durability, solid heat resistance, and better UV stability than standard ABS. It is a practical choice for end-use parts and prototypes that need to handle sunlight, weather, and everyday mechanical use.
What Is ASA Filament?
ASA filament is a durable thermoplastic widely used in FDM for outdoor and functional applications. Compared with standard prototype plastics, it offers stronger weather resistance, better UV stability, and more balanced heat performance for parts exposed to long-term environmental conditions.
For customers choosing between general-purpose and engineering FDM materials, ASA is often the better option when parts need to stay outdoors, hold up under sunlight, and keep reliable mechanical performance over time.
Best Fit for ASA 3D Printing
- Outdoor housings, covers, and enclosures
- Automotive exterior or semi-exterior prototype parts
- Fixtures and components exposed to sunlight or UV
- Durable assembled parts and general engineering samples
- Functional prototypes that need better weather resistance than PLA, PETG, or ABS
ASA Specifications
Application
Engineering Plastics
Technology
FDM
Price
From $3.50
Build Time
96 – 120 hours
Color
Black / White / Red / Blue / Green and more
Tolerance
±0.3mm (within 100mm), ±0.4% (above 100mm)
Min. Wall Thickness
1.2mm
Max. Size
580mm x 480mm x 480mm
Min. Build Size
30mm × 30mm × 15mm
Heat Deflection Temperature
100°C
Why Choose Our ASA Printing Service
- Better UV and weather resistance for outdoor applications
- More durable choice for parts exposed to sunlight and daily wear
- Balanced heat resistance, toughness, and engineering performance
- Suitable for automotive, appliance, and enclosure-related prototypes
- Strong alternative when ASA is not enough for outdoor conditions
ASA Material Properties
Impact Strength (X-Y)
41.0 ± 2.3 kJ/m²
Strength Bending Strength - XY
65 MPa
Stiffness Bending Modulus - XY
1,920 MPa
Toughness Impact Strength - XY
41 kJ/m²
Layer Adhesion Impact Strength-Z
4.9 kJ/m²
Saturated Water Absorption Rate 25°C,55%RH
0.45%
Young's Modulus (X-Y)
2450 ± 270 MPa
Breaking Elongation Rate (X-Y)
9.2 ± 1.4 %
Compare ASA Filament with Similar Materials
| Attribute | PLA | PETG | ABS | ASA | PC |
|---|---|---|---|---|---|
| Technology | FDM | FDM | FDM | FDM | FDM |
| Price | From $1.00 | From $1.20 | From $3.50 | From $3.50 | From $3.50 |
| Max Size | 580 x 480 x 480 mm | 580 x 480 x 480 mm | 580 x 480 x 480 mm | 580 x 480 x 480 mm | 580 × 480 × 480 mm |
| Heat Deflection Temperature | 57°C | 69°C | 87°C | 100°C | 117°C |
| Strength Bending Strength - XY | 76 MPa | 64 MPa | 62 MPa | 65 MPa | 108 MPa |
| Stiffness Bending Modulus - XY | 2750 MPa | 2050 MPa | 1880 MPa | 1920 MPa | 2380 MPa |
| Layer Adhesion Impact Strength-Z | 13.8 kJ/m² | 10.6 kJ/m² | 7.4 kJ/m² | 4.9 kJ/m² | 9 kJ/m² |
| Toughness Impact Strength - XY | 26.6 kJ/m² | 31.5 kJ/m² | 39.3 kJ/m² | 41 kJ/m² | 34 kJ/m² |
| Typical Use | Visual models and low-cost prototypes | Containers, housings, and semi-structural parts | General engineering prototypes and assemblies | Outdoor parts, UV-exposed housings, weather-resistant components | Automotive, industrial, and structural parts |
| Summary | Choose PLA when cost and fast validation matter most. | Choose PETG when you want more toughness and easier processing. | Choose ABS for balanced engineering use indoors. | Choose ASA when outdoor stability and UV resistance matter most. | Choose PC when heat resistance and structural performance are highest priorities. |
If your part will be exposed to sunlight, weather, or outdoor service conditions, ASA is often the most practical FDM upgrade over ABS, PETG, and PLA. For more demanding heat and structural performance, PC may be the better option.
Need ASA 3D Printing Parts Fast?
Send us your 3D file and application details. We can help confirm whether ASA is the right material for your project, or recommend PETG, ABS, PC, or another option based on weather resistance, strength, heat, finish, and budget.