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Biodegradable materials

GB03004BFD

Prefix GB
Alloy / blend (non-flame-retardant)
Series 03
Starch blend
Filler 0
Unfilled
MFR 04
4 · 190 °C / 2.16 kg
Process BF
Blown film / film grade
Biodegradable D
Designed to be fully biodegradable

Biodegradable starch-based blown-film compound

  1. Planned grade
  2. Available
  3. GREENPOLYMER TDS
  • 2–6 g/10 minMelt mass-flow rate (MFR) · 190 °C / 2.16 kg

    Datasheet

    Each value is shown with its test standard and conditions.

    • DensityISO 11831.25–1.35g/cm³
    • Melt mass-flow rate (MFR)ISO 1133 · 190 °C / 2.16 kg2–6g/10 min
    • Tensile strength (film, MD)ISO 527-315–28MPa
    • Elongation at break (film, MD)ISO 527-3250–500%

    Typical values; not for use as specifications.

    Processing window

    Process: blown film

    • DryingUsually no pre-drying when PBAT is the continuous phase at ≥ 50 %

    Colors

    Biodegradation performance is subject to third-party testing and certification

    Composition

    Thermoplastic starch 15–35 % with PBAT / PLA and other biodegradable polyesters

    Colors

    Natural; colors assessed per project (masterbatch must meet the same degradation and heavy-metal requirements)

    Contact us

    Tell us about the part, material requirements, equipment and expected volume. We will recommend suitable grades and the validation data you need.