成人做爰黄a片免费看老牛和嫩草,粉嫩高中生无码视频在线观看,国产交换配乱婬视频偷网站,少妇双腿乳液自慰羞羞黄漫免费

Language version:中文版 | English | ??? ??
Home/
Products

Products Name:SZ338 container type mechanical seal

Products Details:Single end / balance type / arbitrary rotation; SZ338 series seal is the most widely used mechanical seal in glass lined reactor. It allows various materials and end face combinations to meet the demand of different working conditions.

Operating parameters:
d1=25...100mm(1"...4");t=-40...+220degree;(check O-ring temperature resistance);P1.Vg see diagramm below;P3=25 bar;△p(p3-p1)...25bar;(1.5...2bar,7bar for buffer media with poor lubrication characteristics recommended)