The FSB (L) series pump casing is made of fluoroplastic alloy material, and the short bracket bottom plate design is suitable for production sites with complex pipeline distribution and small space. Interchangeability with FSB (L) parts. Widely used in industries such as chlor alkali, chlorobenzene, chemical foil, acid washing, pesticides, papermaking, steel, etc. Capable of transporting highly corrosive media such as acids, alkalis, salts, organic solvents, etc. Features: High mechanical strength; Good antioxidant properties; Non-toxic decomposition; Smooth and efficient pump chamber flow channel; It can operate stably for a long time at temperatures ranging from -20 ℃ to 95 ℃.