国产精品亚洲综合五月天_羞羞漫画日韩网在线观看漫画大全_人影视资源网站欧美激情a∨在线频播放_淫色激情综合久久_国产乱码字幕精品高清av_色多多性虎精品无码Aⅴ_日本国产高潮免费在线播放_无码人妻丰满熟妇区网站_欧美视频高清va_美女一级特黄大片在线播放

1.Reliable transfer of hot blast to the tuyeres
2.Energy efficient design reduces thermal loss, lowering shell temperatures and increasing hot blast temperature
3.The proportion of refractory materials can be adjusted appropriately as per specific hot blast temperature, blast pressure and oxygen enrichment
4.Compensates for the differential expansion of the blast furnace shell and bustle main
5.Unique external tie-bar design controlling the length during thermal expansion
6.Increasing gas tightness in the hot condition
7.Freedom of movement at elevated temperatures, reducing the potential for   ‘hot spots’
8.“Quick-drop” elbow and blowpipe for tuyere maintenance access
9.Suitable for multiple fuel lances
10.Blast flow measurement
11.Supplied  “ready to install”