公称压力Nominal pressure PN 壳体试验Casing test 1.5XPN 密封试验Leak test 1.1XPN 工作温度Operating temperature 橡胶≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃ 适用介质Working medium 糖浆、纸浆、污水、煤浆、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix