Fireproof gates Mine fire safety gates, closed doors, fireproof gate uses fire safety fence dual-use door for the underground main drain pump and the main substation chamber between; the mining area substation channel; belt conveyors, the winch and distribution of electrical equipment and substation chamber channel, such as the underground fire, spreading combustion to ensure mine safety. Second, the the fire gates Model Specifications fireproof fence total of four dual-use door specifications. No. Model Specifications Figure No. 1 MFHSL1.4 * 1.8 B85-373.29 MFHSL1.6 * 1.8 B85-373.30 3 MFHSL1.8 * 2.0 B85-373.31 4 MFHSL2.1 * 2.0 B85-373.32 MFHSL 1.4 * 1.8 MFHSL (fire prevention and fence dual-use door) 1.4 (cave mouth net by the width of 1400mm) 1.8 (cave mouth net by height 1800mm) fire safety fence dual-use door fireproof gates mine fire gates, closed doors, fire gates product uses fire safety fence dual-use door for underground conveyor, winch distribution electrical equipment and substation chamber channel, such as underground fires the main row between the pumps and the main substation chamber; mining area substation channel; so that the combustion is not spreading, and ensure mine safety. Second, the the fire gates Model Specifications fireproof fence total of four dual-use door specifications. No. Model Specifications Figure No. 1 MFHSL1.4 * 1.8 B85-373.29 MFHSL1.6 * 1.8 B85-373.30 3 MFHSL1.8 * 2.0 B85-373.31 4 MFHSL2.1 * 2.0 B85-373.32 MFHSL 1.4 * 1.8 MFHSL (fire prevention and fence dual-use door) 1.4 (cave mouth net by the width of 1400mm) 1.8 (net cave mouth through a highly 1800mm)