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Flax, loose, pre-compressed · T. versicolor (PFL) /

Version 1

7 Oct 2026, 14:20 · Data import (sample data) · Taken from Elsacker et al. 2019, DOI 10.1371/journal.pone.0213954

FieldVersion 1
Content status Reviewed content
Title / sample name Flax, loose, pre-compressed · T. versicolor (PFL)
Short description Loose flax hurds, pre-compressed during growth.
Institution / laboratory Vrije Universiteit Brussel (BE)
Authors Elsacker, E.; Vandelook, S.; Brancart, J.; Peeters, E.; De Laet, L.
Publication Elsacker et al. 2019: Mechanical, physical and chemical characterisation of mycelium-based composites with different types of lignocellulosic substrates
Fungus Trametes versicolor (M9912-5LSR-2 O447A)
Inoculum type Grain spawn
Inoculation rate [wt%] 50
Water content at inoculation [%] 70
Sterilisation Autoclaving
Sterilisation – details 121 °C, 20 min (fibres only)
Growth in mould [days] 8
Post-growth after demoulding [days] 3
Temperature [°C] 28
Mould / mould material two-part PVC tube mould covered with perforated cellophane; grown in a filter micro box
Inactivation Oven drying
Inactivation – temperature [°C] 70
Specimen geometry mould Ø 75 × 100 mm, compressed to 80 mm height
Dry density [kg/m³] 68.5
Mass loss on drying [%] 76.1
Shrinkage [%] 13
Notes / observations Recipe: 20 wt% fibres, 70 wt% sterile demineralised water, 10 wt% grain spawn; inoculation rate calculated from this (10/20). Filled into the mould in layers and compacted with a spoon. Demoulded after 8 days and grown for at least 8 more days without mould. Dried for 5–10 h until constant mass. Mass loss = initial moisture content per ISO 16979 (Table 2). Pre-compression as for PHL (100 → 80 mm, 8 days in mould, 3 days without mould).
Substrate mix
  • 100 % Flax hurds, loose · 5–25 mm · Jopack bvba, Rumbeke (BE)
Measurements
  • Compressive modulus: 1.32 MPa (n = 3)
  • Density: 68.5 ± 2.2 kg/m³ (n = 3)