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The apparatus is used to determine the air content of fresh concrete. It consists of an aluminum cylindrical vessel with airtight cover assembly incorporating an air pump, a pressure gauge and valves.
Capacity is 7 Lt and Air content range is 0 - 100%. The meter measures up to 22% entrained air, not affected by changes in atmospheric pressures.
Direct pressure gauge reading (Ø 90 mm) to the nearest 0.1% up to 6%, 0.2% from 6 to 8% and 0.5% from 8 to 10%.
The instrument can be calibrated and it is supplied complete with Tamping Rod and Straight Edge.
Carrying Case should be ordered separately.
STANDARDS: EN 12350–7, ASTM C231 TYPE B
