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By certification 
FEATURES
1. QH224UU type mechanical seal complies with ISO3069
standard, DIN24960, GB/T6556 standards.
2. Double seals
3. Unbalanced seals
4. Multiple springs rotating
5. Driving belt drive
Advantages
1. Normal mechanical seals for ideal sealing
2. Axial loaded O-ring dynamically, easy and smooth, damage free
3. Drive sleeve drive, multiple springs rotating
4. Clean assembly
5. Long product lifecycle; Energy saving, environment protection
6. Installation faults are avoided, damage-free and cost-effective.
7. Excellent compensation performance functioning equivalent, effective pressurization
8. Straightforward and easy specification for pre-assembled unit. Time saving (reduced down-times)
9. Individual adaptation was subject to pump's design and style. Customized products (OEMs) are available.
10. Wide applicable to program about conversion and retrofit
Conditions and Operating range
1. Pressure: 0~0.6MPa
2. Temperature: -20° C~ 80° C
3. Shaft diameter: d=35 to 85mm
4. Rotation speed: n≤3000r/min
5. Applicable medium: Water, waste, oil and lownormal
corrosive medium( inclusion≤5%wt)
Materials
Metal parts: Metal 316, 304, 2Cr13 multiple Springs
Friction Elements: Silicon carbide or hard alloy,
graphite
Auxiliary seal: Rubber O-ring or PTFE
1. QH224UU type mechanical seal complies with ISO3069
standard, DIN24960, GB/T6556 standards.
2. Double seals
3. Unbalanced seals
4. Multiple springs rotating
5. Driving belt drive
Advantages
1. Normal mechanical seals for ideal sealing
2. Axial loaded O-ring dynamically, easy and smooth, damage free
3. Drive sleeve drive, multiple springs rotating
4. Clean assembly
5. Long product lifecycle; Energy saving, environment protection
6. Installation faults are avoided, damage-free and cost-effective.
7. Excellent compensation performance functioning equivalent, effective pressurization
8. Straightforward and easy specification for pre-assembled unit. Time saving (reduced down-times)
9. Individual adaptation was subject to pump's design and style. Customized products (OEMs) are available.
10. Wide applicable to program about conversion and retrofit
Conditions and Operating range
1. Pressure: 0~0.6MPa
2. Temperature: -20° C~ 80° C
3. Shaft diameter: d=35 to 85mm
4. Rotation speed: n≤3000r/min
5. Applicable medium: Water, waste, oil and lownormal
corrosive medium( inclusion≤5%wt)
Materials
Metal parts: Metal 316, 304, 2Cr13 multiple Springs
Friction Elements: Silicon carbide or hard alloy,
graphite
Auxiliary seal: Rubber O-ring or PTFE
