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PVA FDM Filaments

Polymaker PolySmooth PVB

Polymaker
195–235
°C
Print Temp
45–60
°C
Bed Temp
55
°C
Max Service
Overview
Polymaker PolySmooth PVB (Polyvinyl Butyral) — not actually PVA but in the water-soluble family. Smoothed with 99% isopropyl alcohol (IPA) in the Polymaker Polysher device to produce injection-molded smooth finish. Unique post-processing option.
Properties
Difficulty
intermediate
Flexibility
rigid
Layer Adhesion
excellent
Enclosure
no
Heated Bed
recommended
Dry Storage
recommended
Pros
  • Isopropanol-smoothable surface, unique finish options, good layer bonding
Cons
  • Niche material, requires IPA post-processing for smooth finish
Best For
  • Parts requiring injection-molded surface quality
  • smooth display models
  • figurines where layer lines must be eliminated
Laser Compatibility
LASER INTERACTION Safety: CAUTION — PVB releases butyral and aldehyde compounds. Different from standard PVA. Result: Can be marked but IPA-smoothed surface changes laser response vs unsmoothed. Fumes: Aldehyde compounds — more irritating than PLA. Use good ventilation.
Brands
Polymaker