MFL85N
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Features
- For unstepped shafts
- Rotating bellows
- Single Seal
- Balanced
- Independent of direction of rotation
- Roller bellows
Advantages
- For extreme temperature ranges
- No dynamically loaded O-Ring
- Very good self cleaning effect
- Suitable for low-end sterile applications
Operating range
Shaft diameter:
d1 = 14 ... 100 mm (0.55" ... 3.94")
Temperature:
t = -40 °C ...+220 °C (-40 °F ... +428 °F)
Pressure: p = 16 bar (232 PSI)
Sliding velocity: vg = 20 m/s (66 ft/s)
Axial movement: ± 0.5 mm
Materials
Seal face: Silicon carbide (Q12), Carbon graphite resin impregnated (B), Carbon graphite antimony impregnated (A)
Seat: Silicon carbide (Q1)
Bellows: Hastelloy® C-276 (M5)
Metal parts: CrNiMo steel (G1)
Recommended applications
- Process industry
- Oil and gas industry
- Refining technology
- Chemical industry
- Pharmaceutical industry
- Pulp and paper industry
- Food and beverage industry
- Hot media
- Cold media
- Highly viscous media
- Pumps
- Special rotating equipment
| ITEM |
PART NO.
DIN 24250 |
DESCRIPTION |
| 1.1 |
472/481 |
Seal face
with bellows unit |
| 1.2 |
412.1 |
O-Ring |
| 1.3 |
904 |
Set screw |
| 2 |
475 |
Seat (G16) |
| 3 |
412.2 |
O-Ring |
Queeny Mechanical Equipment Co., Ltd. is an advanced fluid seal design and manufacturer. Our factory is located in Ningbo, Zhejiang, China. and our sales organization is located in Shanghai. We not only provide customers with products, but also provide customers with overall solutions including services to cope with the complex and challenging working conditions encountered by customers.
The main products we produce are: Component Seals, Dry Gas Seals, Mixer and Agitator Seals, Cartridge Seals, Metal Bellows Seals and Silicon Carbide products. Products are widely used in chemical, textile, food, pharmaceutical, metallurgy, printing and other mechanical equipment fields, and can undertake the design of non-standard and special seals.
In order to ensure the quality of mechanical seal products, the company has introduced advanced production equipment and testing equipment, implemented IS09001 quality system management, and improved its competitiveness in the market. The products we produce are sold all over the world and have won the trust of many customers. The trust of customers is our continuous development motivation.
Recommend applications
For use in pumps, mixers, blenders, agitators,refrigeration compressors, blowers, fans and other rotary shaft equipment.
For pulp and paper, petrochemical, food processing,wastewater treatment, chemical processing, power generation and other demanding applications.
Operating limits
Temperature:
-40°C to 205°C/-40°C to 400°C
(depending on materials used)
Pressure:
≤2.8M Pa
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