Temperature -20℃~180℃
Pressure ≤2.5Mpa
Speed ≤20m/sec
Materials Used in clean water pumps, sewagepumps, submersible pumps and chemical pumps.which apply to oil,water and weak Corrosive solutions.
Design Features: Single face. unbalanced structureand conical spring.
Simple structure. good performance and reliable seal.
Suitable for many specincations which comform to GB6556.ISO3069 and DIN24960.