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In extreme underground mine emergencies such as explosions or gas outbursts, the refuge chamber is a core sanctuary for protecting miners' lives. As the "gate of life" for the refuge chamber, the Refuge Chamber Explosion Door, with its superior explosion resistance and sealing reliability, serves as a critical barrier to block external dangers and maintain a safe environment inside the chamber.link:https://www.rlycn.com/mining-ventilation-system/mine-doors/explosion-proof-door-for-refuge-chamber.html