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Bambu ASA is a highly durable material that offers exceptional UV, weather, mechanical, and thermal resistance. Its unique combination of properties makes it an ideal material for printing outdoor models (plant signs, mailboxes, wind vanes, etc.) and structural parts that require long-term exposure to challenging outdoor conditions.

Bambu ASA offers extraordinary UV, oxidation, and aging resistance, providing effective protection against breakage and color degradation when used outdoors for long-term purposes.

Suitable for outdoor applications and regular structural requirements due to its toughness and high impact strength.

Compared to normal PETG or ABS, Bambu ASA can remain in shape even at a temperature of 100°C.


1. What's the difference between ABS and ASA?
ABS |
ASA |
|
| Composition | acrylonitrile - butadiene - styrene | acrylonitrile - styrene - acrylate |
ASA is a modified version of ABS that contains an additional acrylate component, which improves its weather adaptability and UV resistance.
ASA retains the impact resistance and processability of ABS while providing better resistance to fading, yellowing, and degradation from sunlight exposure. Both of them may release pungent and unpleasant odors during printing, but the pungent odor of ASA is notably lighter than ABS.
ASA is ideal for outdoor applications, such as automotive exterior parts, signage, and outdoor equipment, thanks to its enhanced weather resistance and color stability. ABS is a versatile material with excellent mechanical properties that is commonly used for indoor applications.
In terms of physical and mechanical properties, both exhibit good impact resistance and high tensile strength, with almost the same levels of strength, toughness, and stiffness. Both ABS and ASA may release pungent and unpleasant odors during printing and the same warping tendency and enclosed printer requirement when printing large-size and/or high infill density models.
ABS |
ASA |
PC |
|
| Composition | acrylonitrile - butadiene - styrene | acrylonitrile - styrene - acrylate | Polycarbonate |
| Hotend Compatibility | All Size/Material | ||
| Build Plate Compatibility | Engineering Plate, High Temperature Plate, Textuerd PEI Plate | ||
| AMS Compatibility | Yes | Yes | Yes |
| Glue | Bambu Liqud Glue/Glue Stick | Bambu Liqud Glue/Glue Stick | Glue Stick |
| Dry Out Before Use | Recommended | Recommended | Required |
| Odor During Printing | Pungent odor | Relatively lighter pungent odor | Light phenol-flavored odor |
| Toughness (Impact Strength - XY) | 39.3 kJ/m² | 41.0 kJ/m² | 34.8 kJ/m² |
| Strength (Bending Strength - XY) | 62 MPa | 65 MPa | 108 MPa |
| Stiffness (Bending Modulus - XY) | 1880 MPa | 1920 MPa | 2310 MPa |
| Layer Adhesion (Impact Strength - Z) | 7.4 kJ/m² | 4.9 kJ/m² | 9.0 kJ/m² |
| Heat Resistant(HDT, 0.45 MPa) | 87 ℃ | 100 ℃ | 117 ℃ |
| Saturated Water Absorption Rate / % (25 °C,55% RH) | 0.65% | 0.45% | 0.25% |
All printing parameters are embedded in RFID, which can be read through our AMS (Automatic Material System). Load and print! No more tedious setting steps.

Recommended |
Not Recommended |
|
| Build Plate | Engineering Plate, High Temperature Plate or Textured PEI Plate | Cool Plate |
| Hotend | All Size / Material | / |
| Glue | Bambu Liquid Glue Glue Stick |
/ |
| Colour | Hex Code | Display |
|---|---|---|
| White | #FFFAF2 | |
| Grey | #8A949E | |
| Red | #E02928 | |
| Green | #00A6A0 | |
| Blue | #2140B4 | |
| Black | #000000 |
Recommended Printing Settings |
Physical Properties |
Mechanical Properties |
|||||
| Drying Settings (Blast Drying Oven) | 80 °C,8 h | Density | 1.05 g/cm³ | Tensile Strength | 37 ± 3 MPa | ||
| Printing and Keeping Container's Humidity | < 20% RH (Sealed, with Desiccant) | Vicat Softening Temperature | 106 °C | Breaking Elongation Rate | 9.2 ± 1.4 % | ||
| Nozzle Temperature | 240 - 270 °C | Heat Deflection Temperature | 100 °C | Bending Modulus | 1920 ± 130 MPa | ||
| Bed Temperature (with Glue) | 80 - 100 °C | Melting Temperature | 210 °C | Bending Strength | 65 ± 5 MPa | ||
| Printing Speed | < 250 mm/s | Melt Index | 7.0 ± 0.8 g/10 min | Impact Strength | 41 ± 2.3 kJ/m² | ||
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Filament x1 & Desicant |
Package x1 |
Filament Label x1 |
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
US$40
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