立井防爆门,防爆门,矿用防爆门,立井防爆盖 立井防爆门主要用于立井,立井防爆门适用风机负压,能保证风机停止运转时自动升起,有不大于3432Pa和4413Pa两种。立井防爆门技术参数 防爆门型号规格,图标图号 最大负压(Kpa) MFBL-3.0/450 B78-375.1 4.41 MFBL-3.5/450 B78-375.2 MFBL-4.0/450 B78-375.3 MFBL-4.5/450 B78-375.4 MFBL-5.0/450 B78-375.5 MFBL-5.5/450 B78-375.6 MFBL-6.0/450 B78-375.7 MFBL-6.5/450 B78-375.8 MFBL-7.0/450 B78-375.9 MFBL-3.0/350 B78-375.10 3.43 MFBL-3.5/350 B78-375.11 MFBL-4.0/350 B78-375.12 MFBL-4.5/350 B78-375.13 MFBL-5.0/350 B78-375.14 MFBL-5.5/350 B78-375.15 MFBL-6.0/350 B78-375.16 MFBL-6.5/350 B78-375.17 MFBL-7.0/350 B78-375.18 联系人:韩雪英 电话:0537-2657968手机:15264744923 18660761508 QQ:1571408461旺旺:zhongmeiqz 邮箱:zhongmei11@163.com http://zhongmeiqz.cn.alibaba.com http://zhongmao66.b2b.hc360.com