This M40 M25 Diaphragm Repair Kit includes a big diaphragm, a small diaphragm, and springs for full maintenance of Turbo 1 1/2” pulse valves. It uses durable rubber diaphragms for strong sealing and corrosion resistance. NBR works for standard temperatures; Viton handles high heat conditions. The kit quickly fixes air leakage, weak pulse, and poor cleaning to keep your dust collector running efficiently.
· Model: M40 M25
· Fits: Turbo FM40, FP40, DP40, DM40, EP40, EM40 (11/2” port)
· Kit includes: Diaphragm assembly, core assembly, springs
· Materials: NBR (standard), Viton (optional)
· Temperature NBR: -40°C ~ 60°C
· Temperature Viton: -30°C ~ 200°C
· Working pressure: 0.5–7.5 bar

Widely used in baghouse dust collectors, industrial dust removal systems, cement plants, power plants, steel mills, chemical factories and wood processing factories. It is suitable for pulse jet cleaning systems to filter dust, powder and particle waste, keeping filtration equipment in normal operation.
· Direct factory supply with stable quality and competitive price
· 100% tested before shipment to ensure reliable performance
· Fast delivery from stock, 3–5 days lead time
· Accept OEM customization for diaphragm material and size
· Long warranty: 1.5 years against defects