Cobb Test with ZwickRoell
- Easy operation.
- The dry specimen is weighed and placed under a vertical cylinder with an internal cross-section of 100 cm².
- Specimen and cylinder rest on a rubber mat supported on a steel plate.
- Approx. 100 ml of water is poured into the cylinder.
- After a precisely defined time the water is poured out and excess water is removed from the specimen using blotting paper and a roller.
- The specimen is weighed while wet and the amount of water absorbed by 1 m² of specimen material is calculated.