This project is an open-source duration input for Angular Material. Feel free to contribute to make this library even more awesome! This project runs on Angular and Angular Material 6.0.0. It is not compatible with older version of Angular.
To install from npm: npm install --save ng-md-time-input.
https://stackblitz.com/edit/ng-md-time-input-examples
You can email me if you have any question: mathieu.dumoulin@outlook.com :)