1, Direct reading, high precision

2, Room temperature (night/blue thermometer) real-time detection

3, Pressure gauge (Mpa) supports calibration

4, Support dry/wet method calibration

5, with handle for carrying container

6. One-button pressing for automatic air release

7. Applicable concrete strength range: C15-C80

8, Executive Standard: Standard Test Method for Performance of General Concrete Mixtures GB/T 50080-2016

9, Scope of application: detection of air content of concrete mixture with maximum nominal particle size ≤ 40mm of aggregate

1, volume: 7000ml ± 25ml

2, air content range: 0% -10%

3, aggregate particle size: ≤ 40mm

4, main unit material: magnesium aluminum zinc silicon copper durable alloy, valves are made of copper, aluminum

5. Test error: 1% - 4% ± 0.05%,  5% - 7% is ± 0.1%,  8% - 10% - ± 0.15%

6, pressure gauge range: 0.1Mpa, comply with national standards GB/T 1227-2017 "precision pressure gauge"

7, pressure gauge material: pure 304 stainless steel material, dustproof, waterproof, explosion-proof

8. Initial pressure point (optional): 4, with self-calibration initial point before leaving factory (can be selected according to environment by operators)

9, no water injection initial pressure point (dry method): "0" initial point

10, test air release mode: automatic / manual

11, instrument balance: universal blister

12, temperature detection range: -30-60 ° C