Mechanical seal for pump Mechanical seal for kettle Split type structure seal Magnetic structure seal Full seal Auxililary seal system The main products cover Materials of mechanical            Product range Product explanation Search：	BGM74D mechanical seal series     Get back  Check detailed   【Product parameter list】   Double seal Unbalanced Independent of direction of rotation Multiple springs Its designed functions are the same as BGMH7 series. Except for the installation dimensions of drive base, the other installation dimensions (d1<100mm) are subject to DIN24960. It is suitable for medium that contain fiber or solids which can easily solidify. Combination of materials Sealing face Graphite, Silicon carbide, Tungsten carbide,Aluminum oxide Secondary sealing Acrylonitrile rubber, Fluorine rubber, Ethylene propylene rubber,PTFE Metal component Stainless steel Operating limits Specification: 18～200 mm Pressure: ≤2.5 Mpa Temperature: -50～220℃ Linear speed: ≤20m/s Axial movement: d1≤ 100 :±0.5 mm d1 >100 :±2.0 mm