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Polymaker Polycast

PolyCast · PVB filament for FFF

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Overview

Filament made for printing investment casting patterns directly, removing the need for costly tooling and shortening lead times in the casting workflow.

Summarised from the Polymaker product page.

Material type
Specialty
Brand family
PolyCast
Polymer
PVB
Processing technology
FFF
Material form
Filament
Manufacturer
Polymaker
Reinforcements
None

Certifications

  • RoHSFree of restricted hazardous substances such as lead, mercury and cadmium (EU RoHS directive) — needed for electrical and electronic products sold in the EU.
  • REACHComplies with the EU REACH regulation on chemicals — no substances of very high concern above the allowed limits.

As stated by Polymaker — RoHS and REACH are Polymaker declarations covering its whole product range. Ask us for the certificate if you need it for an audit.

Applications

Based on this material's datasheet values. Every part is different — ask an engineer to confirm it suits yours.

Physical

1.1 at 21.5g/cm³ ISO1183, GB/T1033
6.6-6.7g/10 min 210°C, 2.16kg

Thermal

70°C DSC, 10°C/min
260°C TGA, 20°C/min
67°C ISO 306, GB/T 1633
53°C ISO 75, 1.8MPa

Mechanical

2215 ± 42MPa ISO 527, GB/T 1040
53.2 ± 1.1MPa ISO 527, GB/T 1040
5.7 ± 0.5% ISO 527, GB/T 1040
2233 ± 106MPa ISO 178, GB/T 9341
78.0 ± 2.3MPa ISO 178, GB/T 9341
2.9 ± 0.3 kJ/m² ISO 179, GB/T 1043

Versus other PVB

See where it ranks against the 2 other PVB materials we stock.

    Typical values from each manufacturer's datasheet. Test methods can differ between brands, so treat small gaps as a tie.

    Downloads

    • Technical data sheet (TDS)TDS_Polymaker_Polycast_V5.5_2025-12-10_EN.pdf Download
    • Quick3D summaryThis page as a printable PDF

    Values from the Polymaker technical data sheet and product page. Last updated . Typical values, not guaranteed minimums — see the disclaimer below.