Biofibre® Lenta - virgin
Biofibre® Lenta - recycle
In the field of bioplastics, Biofibre® Lenta serves the desire for specific material requirements in the area of toughness and strength. The name “Lenta” is derived from the Latin origin “lenta”, meaning “tough”, and indicates the very stable material properties of this product group.
1 Mechanical properties *1
Material property | Value | Unit | Test method | Comment |
---|---|---|---|---|
E-Modulus | 3500 | MPa | DIN EN ISO 527-2 | Tensile testing (1 mm/min) |
Yield Strength | 44 | MPa | DIN EN ISO 527-2 | Tensile testing (10 mm/min) |
Strain at break | 13 | % | DIN EN ISO 527-2 | Tensile testing (10 mm/min) |
Notched Impact Strength (Charpy) | – | kJ/m2 | ISO 179-1/1eA | No fracture |
*1 mechanical testing on injection molded and standardized multipurpose test specimens (DIN EN ISO 527, Type 1A) conducted at standardized climate (23 °C, 50 % rel. humidity)
2 Thermal properties
Material property | Value | Unit | Test method | Comment |
---|---|---|---|---|
Melt Flow Rate (MFR) | – | g / 10 min | DIN EN ISO 1133 | (190 °C / 2,16 kg) |
Melting range | 165 - 195 | °C | – | DSC, 10 °C / min |
Heat deflection temperature (HDT) | 54 | °C | DIN EN ISO 75-2 | B (0,45 MPa)*2 |
*2 at 68 g minimum load (minimum load according to DIN EN ISO 75-2: 64 g)
3 Other features
Material property | Value | Unit | Test method | Comment |
---|---|---|---|---|
Color | White / opaque | – | colorable | |
Density | 1,55 | g / cm3 | – | Injection molded part |
Bulk density | 550 - 650 | kg / m3 | – | – |
Water absorption capacity | Max. 2 | % | DIN EN ISO 62 | Related to dry sample |
Primary processing method | Injection molding |
Further to:
Biofibre® Customized