chinacoal09
https://www.cntransportintl.com
https://m.chinacoalintl.com
we provide service of enterprise's customs declaration, inspection.
Product Introduction
1. silicone face mask
2. CE approved
3. excellent protective performance
4. carbon fiber cylinder
Main Parameter
Capacity:12L
Work Pressure:30MPa
Inhalation Resistance:≤500Pa
Exhalation Resistance:≤1000Pa
Alarm Pressure:5.5 ±0.5
Alarm Voice:≥90dB
Using Time:120 Min