◆Measuring bowl volume:7000ml±25ml 

◆Aerosol content range:0%-10 

◆Aggregate particle size:≤40mm 

◆Mainframe material: magnesium-aluminum-zinc durable alloy; the operation valve is made of copper and aluminum. 

◆Test error: 1%-5%±0.15%, 6%-10% one is +0.2%. 

◆Pressure gauge range: 0.1Mpa, in line with the national standard GBT1227-2017 "Precision Pressure Gauge".) 

◆Material of pressure gauge: made of copper 

◆Initial pressure point (optional): 4; selfcalibration initial point before delivery (can be selected according to its environment and operator) 

◆Test exhaust mode: manual 

◆Test exhaust method: manual 

◆Test balance method: universal bubble type