Flier Velocity (image) Science China Press Caption Comparison of the flier velocity between experiment and numerical results is shown. The thickness of titanium flier is 0.5mm, and the impact velocity is 7.587km/s. Credit ©Science China Press Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.