FEATURES 1. QHT1S is desulfurization pump mechanical seal for high pressure vessel application of cauldron-using seal. 2. Wet flue gas desulfurization main circulation pump shaft sealing device, external cleaning water didn't meet with medium. 3. Secondary seal can stand long-term corrosion resistance, good wear resistance sealing effectiveness. 4. Single seal Unbalance 5. Bidirectional balanced type 6. Multiple springs rotating 7. Double seal O-rings as auxiliary sealing ring 8. Multi-spring cartridge seal with a framework oil seal Advantages 1. Cartridge mechanical seal for standardization 2. Low pressure operating conditions are agreeable. 3. Large axial movement ability enable mechanical seals to meet high speed axial rotation. 4. Long product lifecycle. Energy saving. Environment protection 5. Excellent compensation performance functioning equivalent, effective pressurization 6. High flexible and wide extended materials 7. Clean Assembly. 8. Very easy to install and uninstall. Saving time. 9. Cartridge module performs great functions, showing the cuttingedge technology. 10. OEMs are available. Conditions and Operating range 1. Pressure: ≤0.8MPa 2. Temperature: - 20° C~160° C 3. Shaft diameter: d1=20 to 500mm 4. Rotation speed: n≤400~~990r/min 5. Applicable medium: Water and waste; acid, alkali salt solution and light mud, ash, etc. Metal parts: 316, 304, 2Cr13 Friction Elements: Silicon carbide and Graphite. SSiC and RBSiC. Auxiliary sealing: Rubber or PTFE