Application: used to determine air content in concrete mixtureThe proper control of entrained air in concrete is recognized as one of the most important functions in modern concrete manufacture. Parameters: 1. 7 liter capacity; 2. Aggregate size: 40mm maximum; 3. Readings: Up to 10% entrained air; 4. Pressure gauge in shock-proof mounting; 5. Pressure chamber is hermetically sealed by means fo four quick-release clamps. 6. Dimension: 370x370x550mm, weight: 25kg