... 风口冷却板 tuyere cooling plate; 风口冷却器 tuyere block; tuyere cooler; 风口清理 punching; ...
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semi-graphite tuyere block 半石墨风口砖
tuyere block bottom 带风口大砖的转炉底
graphite tuyere block 石墨风口砖
The deficient tuyere with chop and change of temperature often causes block dropping.
风口暗淡不活，凉热变化无常，经常出现下大块。
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