Springs Rotating Balanced Double Mechanical Seals

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-15 01:00
Browse the number: 99
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Product details
FEATURES
1. QHH74D type mechanical seals comply with ISO3069 standard,
DIN24960, GB/T 6556 standards.
2. For stepped shafts
3. double seals
4. Balanced seal
5. Multiple springs rotating
6. Independent of direction of rotation
7. Seal concept based on the H7 range.
8. Variant with pumping screw available (H74F-D)

Advantages
1. Universal applications, Normal
2. Excellent compensation functioning equivalent, effective
pressurization
3. Interchangeable faces to keep it available easily.
4. Extended selection of materials
5. Flexible torque transmissions
6. low solids contents operating is agreeable.
7. Higher pressure operating conditions are agreeable.
8. Axial loaded O-ring dynamically, easy and smooth, damage free,
Clean assembly
9. Long product lifecycle, Installation faults were avoided,
damage- free and cost-effective.
10. Straightforward and easier specification for pre-assembly unit.
Time saving (reduced down-time)
11. Self cleaning effect; Short Installation length available (G16).
Individual adaptation is subject to pump's design and style.
Customized products (OEMs) are available.
12. Energy saving, environment protection.

Conditions and Operating range
1. Pressure: 0.1-1.6MPa
2. Temperature: -50° C~ 200° C
3. Shaft diameter: 18 to 200 mm
4. Sliding velocity: vg≤20m/s
5. Applicable medium: Water, oil, acid, alkali, salt,
etc.; liquid oxygen, methane, ethane, and so on liquid
hydrocarbon, liquid natural gas, inflammable,
explosive substance poisonous medium.
Material
Metal parts: Metal 316, 304, 2Cr13, Springs
Friction Elements: Silicon carbide or hard alloy,
Carbon graphite
Auxiliary seal: Rubber O-ring or PTFE
Seat: G9, G13, G6, And G4
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