It's used as explosion-proof isolation sealing for tube or cable wiring project.
1. Hazardous: division 1&2 or zone 21、22;
2. Explosive or steam atmosphere: class Ⅱ A, ⅡB, Ⅱ C , flam-mable dust atmospheres;
3. Indoor or outdoor ;
4.Temperature class: T1~T6.