| Customization: | Available |
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| Structure: | Single End |
| Pressure: | High Pressure Mechanical Seals |
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(1)Features
• Chamber seal (modular design), optional with housing and lid
• Very small operation gap - low leakage
• Dry running
• Compensation of radial and axial shaft deflections
• No sealing components mounted on the shaft and hence no additional shaft vibrations
• Seal rings running contact-free - sliding faces and machine consume no additional power
• One-piece seal ring with titanium bandage
• Both side balanced seal ring inside chamber for short-term backpressure operation
• Seal ring axially spring-loaded - no swinging up at Pressure-less machine operation
(2)Advantages
• High reliability
• Maintainability
• Maintenance-free
(3)Operating range (see note on page 1)
Shaft diameter: d = 20 ... 200 mm (0.79" ... 7.87")
Operating pressure: p = vacuum ... 250 bar (3,625 PSI) abs.
Operating temperature: t = -120 °C ... +225 °C (-184 °F ... +437 °F)
Sliding velocity: vg = max. 240 m/s (787 ft/s)
Radial play: ±1.0 mm (±0.04")
Axial movement: theoretically unlimited
Recommended wear guard: > 58 HRC
(4)Materials
Seal ring: Carbon with titanium bandage
Chamber and housing parts: 1.4021, 1.4571, Hastelloy®,
Titanium, Inconel®, others
Secondardy seal (elastomer): Fluorocarbon rubber (Viton®), Nitrile-butadiene-rubber (Perbunan®),
Perfluorocarbon rubber (Kalrez®)
Secondary seal (gasket): Statotherm®-HT/HD, KSiL C 4400
(5)Standards and approvals
• Material approvals: FDA
(6)Item Description Variable for width
1.1 Seal ring
1.3 Pressure spring
2 Chamber A
2.1 Chamber with O-Ring A
3 Barrier gas chamber B
3.1 Barrier gas chamber with O-Rings B
4 Lantern chamber C
4.1 Lantern chamber with O-Ring C
5 Lantern thin E
5.1 Lantern wide F
6 End ringG
7 Flat seal H
8* Housing
9* Lid
10* O-Ring housing
* On reques
(7)Recommended applications
• Oil and gas industry
• Refining technology
• Chemical and petrochemical industry
• Pulp and paper industry
• Metal production and processing
• Power plant technology
• Integral-gear compressors (one or multi-stage)
• Screw and chiller compressors
• Gases
• Fumes and exhaust, solids containing, flammable (ATEX), acid containing and toxic gases
• (Solids containing) steams/liquid mist
• Oil mist/penetrating oil
• Wate
Dimensions in mm
| dh6 | DH6 | d1 | A | E | G | H |
| 20 | 85.0 | 22.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 25 | 90.0 | 27.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 30 | 95.0 | 32.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 35 | 100.0 | 37.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 40 | 105.0 | 42.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 45 | 110.0 | 47.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 50 | 115.0 | 52.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 55 | 120.0 | 57.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 60 | 125.0 | 62.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 65 | 130.0 | 67.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 70 | 135.0 | 72.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 75 | 140.0 | 77.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 80 | 145.0 | 82.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 85 | 150.0 | 87.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 90 | 155.0 | 92.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 95 | 160.0 | 97.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 100 | 165.0 | 102.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 105 | 170.0 | 107.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 110 | 175.0 | 112.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| 115 | 180.0 | 117.0 | 11.0 | 12.0 | 5.0 | 1.0 |
| Special sizes on request | ||||||
We have large stock, so our delivery is very fast.
For example,if products are standarded, the delivery time is one week.
Our company and factory addrss: Ningbo City, Zhejiang Province,China.
Our city has a large port and an airport, so its transportation is very convenient.
Question1: What are the prices of your products?
Answer: For each model, the unit price is listed on the website, but what is displayed on the website is only the average market price. For specific models, you can contact us for further consultation and negotiation.
Question 2: Are you a factory or a trade company?
Answer: We are a factory with top sales for the trade service.
Question 3: What is the minimum order quantity for each order?
Answer: For products of regular models, the minimum order quantity is at least five. We welcome you to test the quality of our products and services through placing trial orders. Looking forward to the long-term cooperation with you.
Question4: What is your company's service tenet?
Answer: Quality first, service upmost. We promises that if there is any problem with the quality of the product, or if the product is damaged during the transportation, our company will be responsible for compensation, regardless of the ordder turnover value.
Question5: Can I try to get a SAMPLE before the order?
Answer: Sure. Our company will provide you with samples for free, but you will have to pay for the international delivery (freight collect payment).
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