滑(hua)(hua)板(ban)磚在現(xian)代鋼(gang)鐵冶煉(lian)(lian)過程中(zhong)(zhong)變得越(yue)來(lai)越(yue)重(zhong)要,成為冶煉(lian)(lian)中(zhong)(zhong)不(bu)可缺少(shao)的(de)部(bu)分。它(ta)是(shi)連(lian)鑄機(ji)澆鑄過程中(zhong)(zhong)鋼(gang)水(shui)(shui)的(de)控制裝置,能夠(gou)精確地調節從鋼(gang)包(bao)到(dao)連(lian)鑄中(zhong)(zhong)間(jian)包(bao)的(de)水(shui)(shui)流(liu)量,使流(liu)入和流(liu)出的(de)鋼(gang)水(shui)(shui)達到(dao)平衡,從而使連(lian)鑄操(cao)作(zuo)更容易(yi)控制。滑(hua)(hua)動(dong)水(shui)(shui)口(kou)系(xi)統因其(qi)可控性好,能提高煉(lian)(lian)鋼(gang)生產(chan)效(xiao)率而得到(dao)了(le)(le)迅速發展。現(xian)在,在鋼(gang)包(bao)、中(zhong)(zhong)間(jian)包(bao)上國內外普遍使用了(le)(le)滑(hua)(hua)動(dong)水(shui)(shui)口(kou)系(xi)統。
Item | Index | ||||||
HBLT-65 | HBLT-70 | HBLT-75 | HBLT-80 | HBLTG-70 | HBLTG-75 | HBLTG-80 | |
ω(Al2O3)/ % ≥ | 65 | 70 | 75 | 80 | 70 | 75 | 80 |
ω(C)/% ≥ | 6 | 6 | 4 | 1 | 5 | 3 | 3 |
ω(ZrO2)/ % ≥ | -- | -- | -- | -- | 4 | 4 | 4 |
CCS/MPa ≥ | 70 | 80 | 90 | 100 | 110 | 120 | 120 |
App.por/% ≤ | 13 | 13 | 10 | 10 | 11 | 10 | 10 |
BD/(g/cm3) ≥ | 2.75 | 2.85 | 3.0 | 3.05 | 3.0 | 3.05 | 3.10 |