1:Enclosure is cast with aluminium alloy,surface is sprayed with plastic,fine outline. 2:competitive price with high quality factory manufacture BNG-series explosion-proof flexible connecting pipe Application:1:Hazaedous:division 1&2;2:Explosive gas atmosphere:classIIA,IIB,IIC;3:Indoor or out door(IP54,IP65)Features:Main technical parameters: Our showroom: