A water-soluble support material for enclosed geometry in compatible low-temperature builds.
PVA
CommodityStocked
What it’s for
Ducting, Enclosures, Functional prototypes. We choose the final route against the geometry and service environment, not from the material name alone.
Key characteristics
- 01Its polymer dissolves in water after printing.
- 02That lets support reach cavities a hand tool cannot reach.
- 03It is moisture-sensitive and kept for compatible thermal pairings only.
- 04Use it to free internal channels and enclosed overhangs.
In our shop
We reserve PVA for a geometry that genuinely needs soluble support, not as a default convenience.
Dry handling matters before it ever reaches the machine.
Relative profile
These are relative positions within this catalogue, not material-property measurements.
- Stiffness
- Toughness
- Heat resistance
- Chemical resistance
- Printability
- Cost
Printing notes
- Minimum nozzle
- 0.4 mm or larger
- Hardened nozzle
- Not required
- Heated chamber
- Not required
- Drying
- Required before printing
Design notes
- Design an access path for water and dissolved material.
- Tell us if the cavity must remain visually clean after support removal.
Technical values appear only after we approve a datasheet for the exact spool in use. If a specific property determines the job, tell us and we will discuss the material route.
Applications
DuctingEnclosuresFunctional prototypes
Low warp