| Customization: | Available |
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| Structure: | Single End |
| Pressure: | High Pressure Mechanical Seals |
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(1)Features
• Multi-part seal rings, radially cut
• Split housing design
• Short axial installation length (max. 36 mm)
• Very small operation gap
• Dry running
• Self-adjusting seal rings
• Compensation of radial and axial shaft deflections
• Seals on both sides of the shaft
• Resistant to sea water
• 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
(2)Advantages
• Easy installation by split housing design (shaft removal not required)
• High reliability
• Maintainability
• Segmented seal rings for easy replacement
• Maintenance-free
(3)Operating range (see note on page 1)
Shaft diameter: d = 40 ... 800 mm (1.57" ... 31.5")
Operating pressure: p = vacuum ... 3 bar (43 PSI) abs.
Operating temperature: t = max. 225 °C (437 °F)
Sliding velocity: vg = max. 40 m/s (131 ft/s)
Radial play: ±5.0 mm (±0.2") (depending on shaft diameter)
Axial movement: theoretically unlimited
Angular deviation: ±2° (central installation, depending on shaft diameter)
(4)Item Description
1 Flat seal
2 Housing, 2-piece
3 Seal ring
4 Tension spring
5 Detent
6 Spring
(5)Materials
Seal ring: PTFE compound
Housing: 1.4021, AlMg
Tension spring/detent: 1.4571
Plug: 1.4571/copper
(6)Standards and approvals
• ISO 9001, Germanischer Lloyd, ABS - American Bureau
of Shipping, Bureau Veritas, Lloyd's Register EMEA, Det
Norske Veritas, Russian Maritime Register of Shipping
(7)Recommended applications
• Shipbuilding
• Drive shafts in ships, bulkheads
• Sea water, water
Dimensions in mm
| dh7 | d1 | D | L | LK | n x a | dB |
| 40 | 45.0 | 160.0 | 30.0 | 130.0 | 4 x 90° | 15.0 |
| 45 | 50.0 | 165.0 | 30.0 | 135.0 | 4 x 90° | 15.0 |
| 50 | 58.0 | 170.0 | 30.0 | 140.0 | 4 x 90° | 15.0 |
| 60 | 68.0 | 180.0 | 30.0 | 150.0 | 4 x 90° | 15.0 |
| 70 | 78.0 | 190.0 | 30.0 | 160.0 | 4 x 90° | 15.0 |
| 80 | 90.0 | 200.0 | 30.0 | 170.0 | 4 x 90° | 15.0 |
| 90 | 100.0 | 210.0 | 30.0 | 180.0 | 4 x 90° | 15.0 |
| 100 | 110.0 | 220.0 | 30.0 | 190.0 | 4 x 90° | 15.0 |
| 110 | 120.0 | 230.0 | 30.0 | 200.0 | 4 x 90° | 15.0 |
| 120 | 130.0 | 240.0 | 30.0 | 210.0 | 4 x 90° | 15.0 |
| 130 | 140.0 | 250.0 | 30.0 | 220.0 | 4 x 90° | 15.0 |
| 140 | 150.0 | 260.0 | 30.0 | 230.0 | 4 x 90° | 15.0 |
| 150 | 160.0 | 270.0 | 30.0 | 240.0 | 4 x 90° | 15.0 |
| 160 | 170.0 | 280.0 | 30.0 | 250.0 | 4 x 90° | 15.0 |
| 170 | 180.0 | 290.0 | 30.0 | 260.0 | 6 x 60° | 15.0 |
| 180 | 190.0 | 300.0 | 30.0 | 270.0 | 6 x 60° | 15.0 |
| 190 | 200.0 | 310.0 | 30.0 | 280.0 | 6 x 60° | 15.0 |
| 200 | 210.0 | 320.0 | 30.0 | 290.0 | 6 x 60° | 15.0 |
| 220 | 230.0 | 340.0 | 30.0 | 310.0 | 6 x 60° | 15.0 |
| 240 | 250.0 | 360.0 | 30.0 | 330.0 | 6 x 60° | 15.0 |
| 260 | 270.0 | 380.0 | 30.0 | 350.0 | 6 x 60° | 15.0 |
| 280 | 290.0 | 400.0 | 30.0 | 370.0 | 6 x 60° | 15.0 |
| 300 | 310.0 | 420.0 | 30.0 | 390.0 | 6 x 60° | 15.0 |
| 320 | 330.0 | 440.0 | 30.0 | 410.0 | 6 x 60° | 15.0 |
| 340 | 350.0 | 460.0 | 30.0 | 430.0 | 6 x 60° | 15.0 |
| 350 | 360.0 | 470.0 | 30.0 | 440.0 | 8 x 45° | 15.0 |
| 400 | 410.0 | 520.0 | 30.0 | 490.0 | 8 x 45° | 15.0 |
| 450 | 460.0 | 570.0 | 30.0 | 540.0 | 8 x 45° | 15.0 |
| 500 | 510.0 | 620.0 | 30.0 | 590.0 | 8 x 45° | 15.0 |
| 550 | 560.0 | 670.0 | 30.0 | 640.0 | 8 x 45° | 15.0 |
| 600 | 610.0 | 720.0 | 30.0 | 690.0 | 8 x 45° | 15.0 |
| 650 | 660.0 | 770.0 | 36.0 | 740.0 | 12 x 45° | 15.0 |
| 700 | 710.0 | 820.0 | 36.0 | 790.0 | 12 x 45° | 19.0 |
| 750 | 760.0 | 870.0 | 36.0 | 840.0 | 12 x 45° | 19.0 |
| 800 | 810.0 | 920.0 | 36.0 | 890.0 | 12 x 45° | 19.0 |
| 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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