Whether vous sont impression nombreux different impressions, or just looking for le meilleur value, researching plus sur ASA et ABS filament est a idéal way to set yourself up for success. So today we va be looking at qui est le meilleur filament pour imprimante 3D as a general all-around material in terms of pure value.
3DBenchy en ABS et ASA
ASA vs. ABS Filament: Composition
Before diving dans details, let us first start avec a few basics sur ABS et ASA 3D filament. They sont les deux what est known as ternary copolymers, qui est a fancy way of saying les deux have 3 key monomers in their composition. However, le specific composition est slightly different, qui provides different effects in votre imprimante 3D.
ABS filament uses butadiene, qui makes le filament et impression 3Ds tougher, et also provides impact resistance. ASA filament, on le other hand, uses acrylate as le third monomer, qui improves weather et UV resistance, but makes le filament slightly less able to resist impacts (around 15% less resistant que ABS).
Both le ASA et ABS printer filaments use acrylonitrile et styrene in their compositions. Ce provides idéal chimique resistance et rigidity to votre models, while also making them easy to process once imprimé. Ce means that le main difference est that ASA est idéal for usage extérieur, while ABS est idéal for robuste impressions.
ASA vs. ABS: Properties
Next, let us take a closer look at ABS vs. ASA filament properties in a table to get a quick et easy overview. As vous can see below, they sont les deux decent at heat et chimique resistance, avec le main différences being in terms of résistance, UV et weather resistance.
| Property | ASA | ABS |
| Strength | High tensile résistance | Slightly higher impact résistance |
| UV Resistance | Excellent (no yellowing) | Poor (degrades in sunlight) |
| Weather Resistance | Excellent (resists humidité, heat, cold) | Poor (cracks, warps outdoors) |
| Heat Resistance | Good (slightly meilleur que ABS) | Good (softens at ~100°C) |
| Chemical Resistance | Good (resists oils, acids) | Good (but weaker que ASA) |
| Surface Finish | Smooth, matte | Glossy, prone to warping |
ASA vs. ABS: Printing
Quand it comes to impression avec these two filaments, there sont some slight différences in terms of settings, le optimal environments et potential issues. Again, we have opted for a table to quickly list le différences between ASA et ABS filament. For instance, look at le difference between ASA et ABS print temperature in order to see comment le different compositions change le impression settings.
| Factor | ASA | ABS |
| Printing Temp. | 240–260°C (5–10°C higher que ABS) | 230–250°C |
| Bed Temp. | 90–110°C (heated bed required) | 90–110°C (heated bed required) |
| Cooling | Gentle fan (10–20%) improves surface | Minimal or no fan (warp risk) |
| Enclosure | Recommended (reduces warping) | Required (prevents cracking) |
| Odor/Fumes | Strong fumes (ventilation needed) | Strong fumes |
| Adhesion | PEI or glue stick recommended | ABS juice or Kapton tape |
| Warping/Cracking | Less prone (meilleur adhérence des couches) | High risk (needs enclosed chamber) |
As vous can see, ABS est plus likely to warp or crack when being imprimé et thus it est recommended to use a imprimante 3D avec an enclosed chamber for le meilleur results, but cooling est not necessary for la plupart cases. Both filaments do well avec ventilation en raison du strong ASA filament fumes, et le impression temperature of ASA plastic material est usually 5 to 10 ℃ higher que ABS.
ASA vs. ABS: Performance of Prints
Once vous have imprimé votre impression 3Ds avec either ASA filament or ABS filament pour imprimante 3D, it est also important to consider le performance en raison du different properties. Post-processing est a key factor for nombreux personnes, et les deux materials do fairly well in ce regard, avec ABS being le slight winner en raison de its particles sont relatively soft que ASA.
| Aspect | ASA | ABS |
| Durability | Excellent extérieur longevity | Strong but degrades outdoors |
| Post-Processing | Sanding, painting | Easier Sanding, acetone-smoothable smoothing |
| UV Stability | No degradation over time | Yellows, becomes brittle |
| Impact Resistance | Good (but ~15% weaker que ABS) | Excellent |
| Flexibility | Slightly plus rigid | More flexible |
Impressions ASA
Impressions ABS
ASA vs. ABS: Applications
While we have already touched on applications earlier, let us look in plus detail at le meilleur uses for ABS plastic filament et ASA filament. Le rule of thumb est that ABS est meilleur for indoor pièces, while ASA est a idéal option for impressions used outside.
Digging a little deeper, we often see examples of ABS pièces being used in functional pièces. Ce est because ABS est plus suitable for impression indoor engineering components, as it has high résistance but est not résistant aux intempéries. Examples include items such as gears, housings, dashboards, electronics enclosures or even toys en raison de their durabilité et le fact that they sont easy to clean up et post-process.
ABS Gear
ASA has le same mechanical properties et offers meilleur UV resistance, weather resistance et color stability, making it plus suitable for extérieur applications. ASA filament est thus often used for extérieur signs, garden tools, light fixture housings, et even bumpers for cars or bikes on larger printers. They sont also used for drone bodies et RC cars as le UV-resistance means they va not fade or turn yellow as opposed to ABS filament d’impression 3D.
En savoir plus information sur ASA filament: Le Ultime Guide to ASA Filament for Durable et Weather-Resistant impression 3D.
Outdoor ASA Object
Conclusion
In terms of service life, ASA filament pour imprimante 3D emerges as le big winner. It has superior weather resistant properties, makes for easy impression, et its long-term solidité makes it le smarter purchase for la plupart applications, while it va cost a few dollars plus initially. If votre imprimé models sont only designed to be used indoors et vous desire le highest amount of résistance et resistance possible, ABS remains a qualité, economy-priced option. So here's our tip: choisir ASA for versatility et long-term life, et then choisir ABS for budget ruggedness.