Civil engineering & Material Testing equipments

Air entrainment meter digital

digital display air content meter


Model: HQ-7S

Standards: GB/T50080-2002, GB/T50119-2003, GB/T8076-1997, JTJ053-94


1. No curves drawings needed, easy operation, higher efficiency

2. Corrosion resistance metal, water dust proof, explosion-proof pressure gauge

3. Compact size, light in weight, portable

4. Suitable for use in harsh condition, good for construction field operation


This apparatus is suitable to test the air entrainment of concrete mixture, the aggregate grain size should less than 31.5mm, and air content should no over than 10%, also with slumps. It’s kind of common concrete test instrument.

Technical specifications

Air entrainment measuring range: 0-10%

Direct readout measuring bowl: 7L

Aggregates Max size: < 40 mm

Sensor calibrated pressure: 0.1Mpa

Max design pressure: 4Mpa

Max working pressure: 0.4Mpa

Air tightness pressure: 0.4Mpa

Body material: stainless steel

Net weight: 15kg

Power supply: DC 6V (4pcs 5# battery for 8hrs continuous work)

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Concrete Test Instruments

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