多是根据井筒直径选型,其适应风机负压能力各不相同。按风机负压分为不大于350mm水柱和不大于450mm水柱两大类;按井口直径分有3个规格:zui大风机负压为4.413KPa.
MFBL矿用立风井防爆门型号规格及图集号
MFBL-3.0/450 B78-375.1
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
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
和利隆矿用立井防爆门信誉保证立井防爆门参数
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