Material of main body: Nylon
Diaphragm: American Shanduping diaphragm special materil ExonMobil Santoprene
Bearing Support:DuPont low-wear polyformaldehyde
Pressure switch: Silver-plated contact, turn on and off no less than 500,000 times during normal operations
motor:Self-made motor, quality guaranteed

High market occupancy, low-wear polyformaldehyde is adopted to decrease the pressure coefficient to the lowest level, product quality leads in this field.