TPU Sources

3D Printing Filaments

• Shore A hardnes of 90-95 - [1]. Strain to failure [2] of 400%.
• Ninjaflex 85A [3] and 660% elongation at break
• Softest on the market - Shore 60A [4]

Metrics

• 80-100 Shore A is hard, like shoe soles or shopping cart wheels [5]

Uses

• Car tires are around 70A [6]
• Door seals are 50-60A [7]
• O-rings are 70-80A [8]

TPU Sources

• Only 2% strain to break? [9]