Single Mechanical Seal with Conical Spring Hook

FEATURES
1. QHM3N type mechanical seal complies with ISO3069 standard,
DIN24960, GB/T6556 standard.
2. Single seal
3. Unbalanced mechanical seal
4. Conical spring (hook) drive
5. Fixed shaft rotation direction for hook drive

Advantages
1. Standard mechanical seal with ideal sealing
2. Axial loaded O-ring dynamically, easy and smooth, damage free
3. Long Product Lifecycle. Energy saving and environment
protection
4. Clean assembly
5. Installation faults were avoided, damage-free and cost-effective.
6. Straightforward and easier specification for pre-assembled units.
Time saving (reduced down-times)
7. Individual adaptation was subject to pump's design and style.
Customized products (OEMs) are available.
8. Wide applicable to programs about conversion and retrofit

Conditions and Operating range
1. Pressure: 0.1-1.0MPa
2. Temperature: -20° C~ 180° C
3. Shaft diameter: 10 to 80 mm
4. Sliding velocity: vg≤15m/s
5. Applicable medium: Water, waste, oil and weak
corrosive fluid (medium)
Materials
Metal parts: Metal 316, 304, 2Cr13 conical hook
Spring
Friction Elements: Silicon carbide or hard alloy,
Carbon graphite
Auxiliary seal: Rubber O-ring or PTFE
Seat Types: G9, G13, G6, And G4