Features TPU Flexible 3D Printing Filament Wear and chemicals resistant. The TPUs are highly resistant to chemical agents, wear-proof and with good elastic comeback. FLEXMARK 9 = 90 Shore A, is the stiffest of all the Flexs, and lets you print as usual. High elastic return, meaning the object will come back to its shape very quickly. Printing Suggestions Suggested printing specification Extruder temperature - 220 C° +10/-5 Bed temperature: cold to 45C° Build surface material: glass, blue tape, kapton tape, buildtak, PEI Print speed: 25-35 mm/s Fan: 0-50% Minimum nozzle dia: 0.30 mm Specifications Material properties Diameter: 1.75mm Shore Hardness: 93 shA (ISO 62) Density: 1.24 g/cm3 (ISO 1183) Elongation at break: 600 % (ISO 37) Compression set (70°C): 45 % (ISO 815) Tensile strain: 55 MPa (ISO 37) Abrasion loss: 30 mm3 (ISO 4649) Charpy Impact at 23°C: No Break kJ/m2 (ISO 179) Charpy Impact at -30°C: No Break kJ/m2 (ISO 179) Datasheet