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Blue· Bambu Lab ASA

Name: Bambu Lab ASA Blue
Brand: Bambu Lab

Bambu Lab· SKU: 45600

UV ResistantHeat ResistantTough / Impact ResistantChemical ResistantVapor SmoothableSandable

AMS compatible

Ease of use Hard

Tricky. Wants careful tuning, strong bed adhesion, and usually an enclosure.

Filament Color

Blue#2140B4

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Bambu Lab ASA Blue Summary

This filament is tricky to print, heat-resistant and weatherproof. Worth watching: it can be a little moisture-sensitive and a bit smelly to print.

Print characteristics

Layer adhesion ExcellentBed adhesion ModerateBridging & overhang FairSpeed sensitivity HighWarping ModerateShrinkage 0.4-0.7 %Stringing LowOozing LowOdor Strong

Strengths

Solid strength for everyday parts
Handles heat well
Holds up to sunlight without fading or going brittle
Weather-resistant for long-term outdoor use
Layers bond strongly for clean, watertight prints
Prints clean with minimal stringing
Good electrical insulator
Food-safe potential with the right setup

Things to watch

Can warp on large or sharp-cornered prints
Picks up moisture over time, store it with desiccant
Gives off noticeable fumes, print with ventilation or filtration
Fussy about bed adhesion, use a brim, glue, or a textured plate

Drying

This material picks up moisture from the air over time. When it needs drying, run it at 60-70 °C for 2-4 h. Keep it in a heated dry box while printing for the cleanest results.

Compatibility

AMS

Compatible

ENCLOSURE

Required

PART COOLING

None

WHILE PRINTING

Keep in a dry box

NOZZLE TEMP

240–270 °C

BED TEMP

80–100 °C

Color

A solid Blue filament. It reads as a vivid blue, close to dark slate blue.

Finishing

SandablePaintableVapor-smoothableMachinableGlue-friendly

Common uses

☀️ Outdoor Automotive partsCar interior accessoriesGarden & outdoor fixtures

Specialties

UV ResistantResists degradation from sunlight exposure (UV radiation) and outdoor weather conditions. For outdoor signage, garden equipment, automotive exterior parts, or marine components.

Heat ResistantWithstands elevated temperatures (hot car, warm electronics) without deforming. Printable on standard printers. HDT ~80-120°C.

Tough / Impact ResistantEngineered to resist breaking, cracking, or shattering under impact. Unlike standard PLA, which snaps, this flexes slightly before breaking. Ideal for parts that get dropped, bumped, or stressed.

Chemical ResistantResists damage from oils, fuels, acids, industrial chemicals or solvents. For laboratory equipment, fuel system components, or chemical storage.

Vapor SmoothableReacts to chemical vapors (acetone for ABS/ASA, or other solvents) that partially melt the surface. Creates a glossy, injection-molded finish with no layer lines.

SandableEasily sanded, filed, or carved without gumming up sandpaper.