Sealing Excellence, Securing Industry

CFKS TG Type Rotary Oil Seal 110*130*12 Metric Double Lip Framework Oil Seal TG Rubber Lip Seal

The CFKS TG Type Rotary Oil Seal 110*130*12  is a premium-grade, metric double-lip framework seal engineered for high-velocity rotating shafts. Featuring an advanced corrugated outer diameter and an integrated garter spring, it provides optimal hydrodynamic sealing integrity, effectively retaining lubricants while completely blocking external contaminants in severe industrial environments.

  • Dual-Protection Integrity: Primary sealing lip prevents oil migration, while the secondary auxiliary lip blocks dust and moisture.

  • Corrugated Od Design: Minimizes thermal expansion risks and ensures easier installation within out-of-round housing bores.

  • Enhanced Dynamic Stability: High-elasticity garter spring maintains constant radial pressure against shaft runout and eccentric rotation.

Find your sealing solution with CFKS — contact us for a quote.

Product Name CFKS TG Type Rotary Oil Seal Specification 110*130*12 (Customization Available)
Material Premium NBR / High-Performance FKM Feature High Pressure & Superior Wear Resistance
Work Temperature -20℃ to 220℃ (Material Dependent) Hardness 70 – 75 Shore A
Type TG Double Lip Framework Seal Usage Gearboxes, Pumps, Electric Motors, Axles, Machine Tools

 

The TG-type framework oil seal operates on an advanced elastomeric axial-radial sealing principle. Unlike conventional seals, the primary lip is precisely pre-loaded by an internal steel garter spring to maintain continuous, controlled radial force against the rotating shaft surface. As the shaft spins, the hydrodynamic action of the dual-lip profile creates a microscopic meniscus of lubricant beneath the contact zone. This micro-lubrication film drastically reduces friction while leveraging centrifugal force to repel external abrasives. The secondary dust lip acts as a physical barrier, ensuring zero-leakage performance even under intermittent pressure fluctuations and shaft misalignment.

Material optimization is critical for sustaining sealing integrity under harsh dynamic stresses. This TG seal utilizes premium NBR as standard, offering exceptional resistance to petroleum-based oils, hydraulic fluids, and mechanical wear. For extreme thermal or chemical environments, FKM configurations are deployed to withstand aggressive synthetic lubricants and corrosive media. Both compounds are molecularly engineered to resist compression set and ozone degradation, ensuring the elastomeric lips retain their elasticity and sealing force over millions of high-velocity cycles.

The structural architecture of the TG profile significantly simplifies installation while extending equipment Mean Time Between Failures. The corrugated rubber-covered outer diameter allows for smooth insertion into the housing bore without damaging the seating surface, accommodating minor housing imperfections that typically cause straight-metal seals to leak. During routine maintenance, the self-lubricating characteristics of the dual-lip design ensure low heat generation at the interface. This prevents shaft grooving—a primary cause of premature seal failure—and allows for direct drop-in replacement without the need for expensive shaft sleeve retrofitting.

Frequently Asked Questions (FAQ)

Why does my CFKS oil seal fail prematurely? Common causes and prevention tips2025-06-26T15:44:39+08:00

Premature oil seal failure can result from improper installation, poor shaft finish, incorrect material selection, or excessive pressure. To prevent this, ensure the shaft surface is smooth and within tolerance, use correct tools during installation, and choose seals made from materials compatible with your media and temperature.

How to correctly install a CFKS industrial oil seal to avoid leakage2025-06-26T16:04:32+08:00

Always clean the shaft and bore before installation. Use appropriate seal drivers to avoid deformation. Lubricate the lip before fitting to reduce friction during the first rotation. Ensure the seal is seated evenly and not tilted to avoid leaks.

What to do when your CFKS hydraulic seal is leaking under pressure2025-05-20T16:33:14+08:00

Check if the pressure exceeds the seal’s rated limit. Examine for wear, hardening, or improper installation. Replace the seal if damaged, and consider upgrading to a high-pressure CFKS seal variant. Also, verify that the housing and shaft are properly aligned.

How to choose the right CFKS oil seal for extreme operating environments2025-05-20T16:34:39+08:00

For high temperatures, aggressive chemicals, or abrasive environments, choose CFKS seals made of FKM, PTFE, or high-performance elastomers. Consider using seals with protective dust lips or metal casing. Our team can recommend the best fit for your application.

CFKS Seal Manufacturing Co., Ltd.
https://cfksseals.com/
 Email: cfksnacy@gmail.com  Mobile/WhatsApp/Wechat: (86) 188-3097-5917
TC/TG TYPE SEAL SIZE LIST
No.Product NameTypeSIZEColorMaterial
1Rubber Oil SealTC / TGTC 10*18*5Black/BrownNBR/VITON
2Rubber Oil SealTC / TGTC 10*19*5Black/BrownNBR/VITON
3Rubber Oil SealTC / TGTC 10*20*7Black/BrownNBR/VITON
4Rubber Oil SealTC / TGTC 12*19*5Black/BrownNBR/VITON
5Rubber Oil SealTC / TGTC 12*22*7Black/BrownNBR/VITON
6Rubber Oil SealTC / TGTC 15*24*7Black/BrownNBR/VITON
7Rubber Oil SealTC / TGTC 15*28*5Black/BrownNBR/VITON
8Rubber Oil SealTC / TGTC 15*30*7Black/BrownNBR/VITON
9Rubber Oil SealTC / TGTC 16*24*7Black/BrownNBR/VITON
10Rubber Oil SealTC / TGTC 17*35*5Black/BrownNBR/VITON
11Rubber Oil SealTC / TGTC 19*32*7Black/BrownNBR/VITON
12Rubber Oil SealTC / TGTC 20*45*7Black/BrownNBR/VITON
13Rubber Oil SealTC / TGTC 20*47*7Black/BrownNBR/VITON
14Rubber Oil SealTC / TGTC 20*52*7Black/BrownNBR/VITON
15Rubber Oil SealTC / TGTC 22*35*5Black/BrownNBR/VITON
16Rubber Oil SealTC / TGTC 22*35*7Black/BrownNBR/VITON
17Rubber Oil SealTC / TGTC 22*47*7Black/BrownNBR/VITON
18Rubber Oil SealTC / TGTC 24*42*7Black/BrownNBR/VITON
19Rubber Oil SealTC / TGTC 25*37*5Black/BrownNBR/VITON
20Rubber Oil SealTC / TGTC 25*46*7Black/BrownNBR/VITON
21Rubber Oil SealTC / TGTC 25*52*7Black/BrownNBR/VITON
22Rubber Oil SealTC / TGTC 28*40*10Black/BrownNBR/VITON
23Rubber Oil SealTC / TGTC 28*47*10Black/BrownNBR/VITON
24Rubber Oil SealTC / TGTC 30*52*10Black/BrownNBR/VITON
25Rubber Oil SealTC / TGTC 30*58*10Black/BrownNBR/VITON
26Rubber Oil SealTC / TGTC 30*60*10Black/BrownNBR/VITON
27Rubber Oil SealTC / TGTC 30*62*7Black/BrownNBR/VITON
28Rubber Oil SealTC / TGTC 32*45*10Black/BrownNBR/VITON
29Rubber Oil SealTC / TGTC 35*47*7Black/BrownNBR/VITON
30Rubber Oil SealTC / TGTC 35*50*7Black/BrownNBR/VITON
31Rubber Oil SealTC / TGTC 35*62*10Black/BrownNBR/VITON
32Rubber Oil SealTC / TGTC 35*72*12Black/BrownNBR/VITON
33Rubber Oil SealTC / TGTC 38*52*10Black/BrownNBR/VITON
34Rubber Oil SealTC / TGTC 40*52*8Black/BrownNBR/VITON
35Rubber Oil SealTC / TGTC 40*55*8Black/BrownNBR/VITON
36Rubber Oil SealTC / TGTC 40*58*8Black/BrownNBR/VITON
37Rubber Oil SealTC / TGTC 40*62*10Black/BrownNBR/VITON
38Rubber Oil SealTC / TGTC 40*65*10Black/BrownNBR/VITON
39Rubber Oil SealTC / TGTC 40*72*10Black/BrownNBR/VITON
40Rubber Oil SealTC / TGTC 40*75*10Black/BrownNBR/VITON
41Rubber Oil SealTC / TGTC 42*62*10Black/BrownNBR/VITON
42Rubber Oil SealTC / TGTC 42*72*10Black/BrownNBR/VITON
43Rubber Oil SealTC / TGTC 45*60*8*Black/BrownNBR/VITON
44Rubber Oil SealTC / TGTC 45*62*8Black/BrownNBR/VITON

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