含石膏、石灰漿液等雜質含量較高的介質。

HTM-30D251ZZ七星關脫硫泵七星關機械密封工作參數：

　　固定物含量：≤30%

　　溫 度：≤120℃

　　壓 力：≤1.6MPa

　　軸 徑：≤250mm

HTM-30D251ZZ七星關脫硫泵七星關機械密封主要應用：

　　該密封主要應用于燃煤發電煙氣脫硫上，適用于石膏漿液泵、石灰石漿液泵、石膏排出泵。

　　常見攪拌器型號：

　　HTM-30S251Z HTM-30S351X HTM-30S220Z HTM-30S220Q HTM-30D251ZZ

　　HTM-30D351XX HTM-40S251Z HTM-40S351X HTM-40S220Z HTM-40S220Q

　　HTM-40D251ZZ HTM-40D351XX HTM-55S251Z HTM-55S351X HTM-55S220Z

　　HTM-55S220Q HTM-55D251ZZ HTM-55D351XX HTM-60S251Z HTM-60S351X

　　HTM-60S220Z HTM-60S220Q HTM-60D251ZZ HTM-60D351XX HTM-80S251Z

　　HTM-80S351X HTM-80S220Z HTM-80S220Q HTM-80D251ZZ HTM-80D351XX

　　HTM-30S HTM-40S HTM-55S HTM-60S HTM-80S

　　HTM-30D HTM-40D HTM-55D HTM-60D HTM-80D

　　LB-LK7-120S LB-LK7-120D LB-LK6-115S LB-LK6-115D

　　HMR3-125 HMR3-142 HMR3-158 HMR3-175 HMR3-198 HMR2-210 HR325/170

　　HR325/190 HR325/210 HR325/230 HA4104-D/68-M1-203 HA4104-D/78-M1-668

　　HA4104-D/93-M1-66 HA4104-D/98-M1-203 HA4104-S/68-M1-203 HA4104-S/78-M1-668

　　HA4104-S/93-M1-668 HA4104-S/98-M1-203