PVA

Polyvinyl Alcohol

Dissolves in room-temperature water, leaving no marks on your model. Essential for complex overhangs and internal cavities. Sensitive to moisture, clogs easily. Works best paired with PLA.

Skill level: Moderate

This filament is moderately demanding to print. Worth watching: it can be moisture-sensitive.

Nozzle 190-215 °CBed 45-60 °CEnclosure Not RecommendedMoisture HighFumes LowBed adhesion EasyⓘSpeed sensitivity Very Highⓘ

ⓘ Ratings you can usually improve by dialing in your settings.

Things to watch

Soaks up moisture quickly, keep it sealed and dry before printing
Degrades in sunlight, not ideal for long-term outdoor use

Strengths

Layers bond strongly for clean, watertight prints
Stays flat, very little warping

Full spec sheet · 30 fields

Printing requirements

NOZZLE TEMP

190-215 °C

BED TEMP BAND

Off, 40-60°C

PART COOLING

High 75%

FIRST-LAYER FAN

Off

ENCLOSURE / CHAMBER

Ambient (20-35°C)

VOC / FUMES

Low

AIR MANAGEMENT

Open Window / Room Ventilation, Carbon Filtration

Dilutes airborne contaminants but doesn't filter them. Reduces VOCs and odors but not ultrafine particles.

FLOW RATIO

0.95

ADHESION AID

Optional (Brim, Glue (release), Magigoo)

DRY BEFORE PRINTING

Required

ACTIVE DRYING DURING PRINT

Required

DRYING

45-55 °C for 4-6 h

Printing characteristics

PRINT ACCURACY

Challengingⓘ

WARPING

None

SHRINKAGE

0.3-0.5 %

BED ADHESION DIFFICULTY

Easyⓘ

POST-PRINT BED RELEASE

Easy

LAYER ADHESION

Excellentⓘ

BRIDGING & OVERHANG

Fairⓘ

STRINGING

Moderateⓘ

OOZING

Moderateⓘ

SPEED SENSITIVITY

Very Highⓘ

RECOMMENDED MAX SPEED

50 mm/s

MOISTURE SENSITIVITY

High

ODOR

Mild

DRAFT SENSITIVITY

Low

Material properties

DENSITY

1.23 g/cm³

GLASS TRANSITION (TG)

60 °C

UV RESISTANCE

Poor

WEATHER RESISTANCE

Poor

Filaments (2)

All brands

	Filament ↕	Brand ↕	Series ↕	Colors ↕	Specialties
	Clear	Bambu Lab	Standard
	Natural	3DXTech	AquaTek