Foam tests and foam testers provide a standard method of obtaining data for research and development, quality control, acceptance or rejection under specifications, and special purposes.
- Type A specimens are used when enough sample material exists to form the necessary specimen.
- Type B is preferred when smaller specimens are available, such as in sandwich panels, etc.
![ASTM D1623 TESTING FIXTURE (Type A) ASTM D1623 TESTING FIXTURE (Type A)](http://www.sophiahightech.com/wp-content/uploads/2016/10/ASTM-D1623-TESTING-FIXTURE.jpg)
![ASTM D1623 TESTING FIXTURE (Type B) ASTM D1623 TESTING FIXTURE (Type B)](http://www.sophiahightech.com/wp-content/uploads/2016/10/ASTM-D1623-B-TESTING-FIXTURE-e1503830392732-300x219.jpg)