Explosion-proof doors refuge chamber there is a wine, a little bit you can intoxicate, there is a love, a little bit you can warm, there is a person, an acquaintance would be difficult to forget, there is a heart, if not often see each other will Qiannian forever There is a door, a buy want to buy a second time, that is Shandong's coal mine production gate refuge chamber doors, closed doors refuge chamber, explosion closed doors, explosion-proof refuge chamber door, refuge chamber isolation doors , refuge chamber protective doors, refuge chamber door manufacturers, refuge chamber door price, Shanxi Datong refuge chamber door manufacturers ask? Refuge chamber is doing what? A: mine refuge chamber next door is mainly used for mine refuge chamber, into the refuge chamber refuge chamber blast doors and closed doors. Coal mine refuge chamber should be two doors open outwards structure. For the protection of the outside of the first explosion-proof doors (hereinafter: the outer door), the main function is to resist the shock wave and the barrier 1.5Mpa toxic gases; the second track is protective closed doors (abbreviation: inside door), the main function is to resist 0.3Mpa Shock and blocking poisonous gas. Between the two doors of the transition chamber, a sealed door of the safe-haven survival room. Ask? Main specifications refuge Chamber door? Product Name Specification burst pressure (MPA) frame (width X height) Dimensions refuge chamber isolation doors BMF0.8X1.6 / 0.3 0.3 800X1600 (mm) 1400 * 2200 refuge chamber closed doors BMB0.8X1.8 / 0.3 0.3 800X1800 (mm) 1400 * 2400 refuge chamber closed doors BMB0.9X1.6 / 0.3 0.3 900X1600 (mm) 1500 * 2200 refuge chamber closed doors BMB0.9X1.8 / 0.3 0.3 900X1800 (mm) 1500 * 2400 refuge chamber closed doors BMB1.0X1.6 / 0.3 0.3 1000X1600 (mm) 1600 * 2200 refuge chamber closed doors BMB1.0X1.8 / 0.3 0.3 1000X1800 (mm) 1600 * 2400 Mining Chamber closed doors open the way to a single fan out , planar bearing shaft ensure doors rotating flexible, easy to open and close; the doors using the same technology within the recessed doors, the contact surface with double sealing, and the use of clamping technology to achieve the maximum cooperation between the doors and door frames, guarantee airtight doors. Sealing materials by air high pressure, high temperature materials, ensuring coal mine in any case, we are able to achieve a good seal. In addition, the way we use the groove seal technology, the sealing material under closed conditions to protect the seal groove, so also do protect the sealing material effect. Guarantee harmful gases can not enter the refuge chamber inside, really played a refuge chamber sealing effect. Refuge chamber refuge chamber isolation doors and closed doors are made of multi-point perimeter fastening structure, the seal is double U-groove seal type. Open and flexible, reliable sealing. Refuge chamber door, refuge chamber blast doors, closed doors refuge chamber, explosion closed doors, explosion-proof refuge chamber door, refuge chamber isolation doors refuge chamber protective doors, refuge chamber door manufacturers, refuge chamber door Shandong's coal mine machine price Inclined shaft blast doors to our direct marketing products, quality and cheap, is your good choice, in order to maximize the benefits of your choice holy Mine machine! Holy Mountain Machinery Co., Ltd. Shandong coal mine annual production of waterproof airtight doors, fire gates, anti-shock doors Inclined wells blast doors, blast doors refuge chamber, anti-sudden throttle, throttle and other non-pressure mine gate, buffer Bed and buffer strips, concrete sleepers, corrosion sleepers, various mine support equipment with Shandong's coal waiting for your advice, Shandong's coal Xiao Han 24 hours waiting for your Union