Mechanical seal type: LEM140/80 chemical process pump structure characteristics: double-end, containerized mechanical seal advantages: convenient installation, strong anti-blocking, excellent use effect, material composition: 2Cr13/304/316L/TA2/2205/904 sealing surface: alloy / alloy, Silicon carbide / silicon carbide (selected according to working conditions) auxiliary sealing material: customized according to working conditions pressure: ≤ 4MPa temperature: ≤ 200C rotational speed: ≤ 2980r/min medium: power plant ash, desulphurization, salt production, aluminum production, etc., containing solid particle slurry in the process;