PVB (Smoothable)
Polymaker
190–220
°C
Print Temp
25–60
°C
Bed Temp
55
°C
Max Service
Overview
Polyvinyl Butyral filament that can be vapor-smoothed with IPA (isopropyl alcohol) to produce a near-injection-molded finish. Prints much like PLA but transforms dramatically when smoothed. Translucent versions achieve semi-glass effect.
Properties
Difficulty
intermediate
Flexibility
rigid
Layer Adhesion
good
Enclosure
no
Heated Bed
no
Dry Storage
required
Pros
- IPA vapor smoothing — no acetone required
- Beautiful smooth finish
- Translucent options
- Prints like PLA
- Safe solvent (IPA)
- Reasonable cost
Cons
- Cannot smooth with acetone (use IPA only)
- Moisture sensitive — must keep dry
- Limited color range vs PLA
- Smoothed parts lose some detail
- IPA exposure still requires ventilation
Best For
- Display models|Figurines|Cosplay props|Jewelry models|Smooth aesthetic parts
Avoid For
- Functional mechanical parts|High-temperature applications
Storage
Extremely moisture sensitive — store in sealed container with desiccant. Wet PVB produces rough surfaces and weak layer bonds. Dry at 45°C for 4–6 hours if moisture-affected.
Brands
Polymaker PolySmoothFiberlogy PVB