CAT NO: DIDACTICNLE-Export-038006
As Entertainment of air in limited percentage improves durability of
concrete and very low percentages deteriorate it,.
Cement and Concrete Testing Lab equipment manufacturers,exporters and Cement and Concrete Testing Lab suppliers measurement of air
entrapped in freshly mixed concrete becomes important. The use of
chemical additices to increase workability of concrete requires an air
content check to be made. Air Entertainment meters are used to determine
air entertained in freshly mixed concrete by pressure method.
Salient Features
Specifications
: The apparatus consists of a pressure tight flanged cylindrical
measuring bowl of 0.005 cubic meter capacity for maximum size of
aggregate 38mm. The bowl is fitted with a removable flanged conical
cover assembly with the help of a seal. The conical cover has an air
valve and a pet cock for bleeding off the water. A transparent
cylindrical stand pipe which is graduated in air content is fixed to the
conical cover assembly. Pressure is applied to the specimen with the
help of a pressure bulb and the pressure is recorded on the pressure
gauge which is mounted on the stand pipe. The whole assembly is mounted
on a flat base. The instrument is supplied complete with one each
following accessories. Calibration cylinder with spring clamp, Trowel,
Tamping rod, Straight edge, Rubber mallet and measure.
civil lab equipments manufacturers