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Spring Energized Seals
Sealing ring: F-PTFE
Spring: stainless steel
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Application Range
Rotary spring sealing ring is the single-effect sealing ring used at rotating shaft, and widely applied in various hydraulic systems. Besides, it is also widely used in chemical, medical and food industries, for its good compatibility of sealing and spring to relative materials.
Please refer to the standards of TVM series of Trelleborg Company when designing and selecting.
Features
Used for rotating and reciprocating places of static seal
No crawling operation, and can be used for precise control a Able to bear sharp temperature changes
Can be disinfected
Good scraping effect
Good abrasion resistance performance and dimension stability
Not contaminate mediums while contacting with food, pharmacy and medical fluids
Unlimited storage period
Working Conditions
| Speed | Pressure Range | Temperature Range | Media | Available Diameter Range |
| 2m/s | 0~15MPa | -55℃ +260℃ | All liquids, chemicals and gas | 5-1500mm |
Installation Dimension
| Piston Lever Diameter | Groove Diameter | Groove Width | Radius | Leading-in Chamfer | Maximum Radial Clearance S | |||
| d、f8 | D₁H9 | D₂H9 | L₁+0.2 | r | k | 2 MPa | 10 MPa | 20 MPa |
| 5.0-19.9 | dn+5.0 | dn+9.0 | 3.6 | 0.8 | 0.3 | 0.25 | 0.15 | 0.10 |
| 20.0-39.9 | dn+7.0 | dn+12.5 | 4.8 | 1.1 | 0.4 | 0.35 | 0.20 | 0.15 |
| 40.0-399.9 | dn+10.5 | dn+17.5 | 7.1 | 1.4 | 0.5 | 0.50 | 0.25 | 0.20 |
| 400.0-999.9 | dn+14.0 | dN+22.0 | 9.5 | 1.6 | 0.6 | 0.60 | 0.30 | 0.25 |
Specification Table
| Order No. | Piston Lever Diameter | Groove Diameter | Groove Width | |
| d、f8 | D₁H9 | D₂H9 | L₁+0.2 | |
| MAIS-30-5 | 5 | 10 | 14 | 3.6 |
| MAIS-30-6 | 6 | 11 | 15 | 3.6 |
| MAIS-30-8 | 8 | 13 | 17 | 3.6 |
| MAIS-30-10 | 10 | 15 | 19 | 3.6 |
| MAIS-30-12 | 12 | 17 | 21 | 3.6 |
| MAIS-30-14 | 14 | 19 | 23 | 3.6 |
| MAIS-30-15 | 15 | 20 | 24 | 3.6 |
| MAIS-30-16 | 16 | 21 | 25 | 3.6 |
| MAIS-30-18 | 18 | 23 | 27 | 3.6 |
| MAIS-30-20 | 20 | 27 | 32.5 | 4.8 |
| MAIS-30-22 | 22 | 29 | 34.5 | 4.8 |
| MAIS-30-25 | 25 | 32 | 37.5 | 4.8 |
| MAIS-30-28 | 28 | 35 | 40.5 | 4.8 |
| MAIS-30-30 | 30 | 37 | 42.5 | 4.8 |
| MAIS-30-32 | 32 | 39 | 44.5 | 4.8 |
| MAIS-30-35 | 35 | 42 | 47.5 | 4.8 |
| MAIS-30-36 | 36 | 43 | 48.5 | 4.8 |
| MAIS-30-40 | 40 | 50.5 | 57.5 | 7.1 |
| MAIS-30-42 | 42 | 52.5 | 59.5 | 7.1 |
| MAIS-30-45 | 45 | 55.5 | 62.5 | 7.1 |
| MAIS-30-48 | 48 | 58.5 | 65.5 | 7.1 |
| MAIS-30-50 | 50 | 60.5 | 67.5 | 7.1 |
| MAIS-30-52 | 52 | 62.5 | 69.5 | 7.1 |
| MAIS-30-55 | 55 | 65.5 | 72.5 | 7.1 |
| MAIS-30-56 | 56 | 66.5 | 73.5 | 7.1 |
| MAIS-30-60 | 60 | 70.5 | 77.5 | 7.1 |
| MAIS-30-63 | 63 | 73.5 | 80.5 | 7.1 |
| MAIS-30-65 | 65 | 75.5 | 82.5 | 7.1 |
| MAIS-30-70 | 70 | 80.5 | 87.5 | 7.1 |
| MAIS-30-75 | 75 | 85.5 | 92.5 | 7.1 |
| MAIS-30-80 | 80 | 90.5 | 97.5 | 7.1 |
| MAIS-30-85 | 85 | 95.5 | 102.5 | 7.1 |
| MAIS-30-90 | 90 | 100.5 | 107.5 | 7.1 |
| Order No. | Piston Lever Diameter | Groove Diameter | Groove Width | |
| d、f8 | D₁H9 | D₂H9 | L₁+0.2 | |
| MAIS-30-95 | 95 | 105.5 | 112.5 | 7.1 |
| MAIS-30-100 | 100 | 110.5 | 117.5 | 7.1 |
| MAIS-30-105 | 105 | 115.5 | 122.5 | 7.1 |
| MAIS-30-110 | 110 | 120.5 | 127.5 | 7.1 |
| MAIS-30-115 | 115 | 125.5 | 132.5 | 7.1 |
| MAIS-30-120 | 120 | 130.5 | 137.5 | 7.1 |
| MAIS-30-125 | 125 | 135.5 | 142.5 | 7.1 |
| MAIS-30-130 | 130 | 140.5 | 147.5 | 7.1 |
| MAIS-30-135 | 135 | 145.5 | 152.5 | 7.1 |
| MAIS-30-140 | 140 | 150.5 | 157.5 | 7.1 |
| MAIS-30-150 | 150 | 160.5 | 167.5 | 7.1 |
| MAIS-30-160 | 160 | 170.5 | 177.5 | 7.1 |
| MAIS-30-170 | 170 | 180.5 | 187.5 | 7.1 |
| MAIS-30-180 | 180 | 190.5 | 197.5 | 7.1 |
| MAIS-30-190 | 190 | 200.5 | 207.5 | 7.1 |
| MAIS-30-200 | 200 | 210.5 | 217.5 | 7.1 |
| MAIS-30-210 | 210 | 220.5 | 227.5 | 7.1 |
| MAIS-30-220 | 220 | 230.5 | 237.5 | 7.1 |
| MAIS-30-230 | 230 | 240.5 | 247.5 | 7.1 |
| MAIS-30-240 | 240 | 250.5 | 257.5 | 7.1 |
| MAIS-30-250 | 250 | 260.5 | 267.5 | 7.1 |
| MAIS-30-280 | 280 | 290.5 | 297.5 | 7.1 |
| MAIS-30-300 | 300 | 310.5 | 317.5 | 7.1 |
| MAIS-30-320 | 320 | 330.5 | 337.5 | 7.1 |
| MAIS-30-350 | 350 | 360.5 | 367.5 | 7.1 |
| MAIS-30-360 | 360 | 370.5 | 377.5 | 7.1 |
| MAIS-30-400 | 400 | 410.5 | 417.5 | 7.1 |
| MAIS-30-420 | 420 | 434 | 442 | 9.5 |
| MAIS-30-450 | 450 | 464 | 472 | 9.5 |
| MAIS-30-480 | 480 | 494 | 502 | 9.5 |
| MAIS-30-500 | 500 | 514 | 522 | 9.5 |
| MAIS-30-600 | 600 | 614 | 622 | 9.5 |
| MAIS-30-700 | 700 | 714 | 722 | 9.5 |
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