V-Ring Seals: Versatile Protection for Rotating Shafts
V-Ring seals are versatile, all-rubber seals designed to provide a reliable barrier against contaminants while preventing lubricant leakage. These seals are particularly effective in rotating shaft applications, where they protect bearings and other critical components from dust, dirt, water, and other contaminants. This guide covers the features, common applications, and the pros and cons of V-Ring seals.
CanRez® FFKM and Kalrez® V-Rings, O-rings, gasket rapid manufacturing, & custom molded parts are available now!
Check with one of Canyon’s helpful product engineers for an expert material and manufacturing recommendation.
Features of V-Ring Seals
V-Ring seals are engineered with specific features that make them ideal for protecting rotating shafts and bearings:
- Flexible Design: V-Ring seals are made entirely of elastomer, allowing them to flex and maintain contact with the shaft even if there is slight misalignment or shaft deflection.
- Simple Installation: These seals are easy to install without requiring special tools or precise alignment. They are stretched over the shaft and positioned against a counterface, making them suitable for both new designs and retrofits.
- Effective Contaminant Exclusion: V-Ring seals create a lip that exerts a light pressure on the counterface, forming a barrier that effectively excludes dust, dirt, water, and other contaminants.
- Low Friction: The elastomeric material and design of V-Ring seals result in low friction during operation, reducing wear on both the seal and the shaft, and ensuring long service life.
- Versatile Material Options: V-Ring seals are available in various elastomer materials, including Nitrile (NBR), Viton (FKM), and EPDM, allowing them to be tailored for specific applications and environmental conditions.
Common Applications of V-Ring Seals
V-Ring seals are used in a variety of industries and applications where rotating shafts and bearings need protection from contaminants:
- Pumps: V-Ring seals are commonly used in pumps to prevent contaminants from entering the bearing housing, ensuring smooth and reliable operation.
- Motors: In electric motors, V-Ring seals protect the bearings from dust, dirt, and moisture, extending the life of the motor and reducing maintenance needs.
- Gearboxes: V-Ring seals are used in gearboxes to prevent lubricant leakage and protect the internal components from external contaminants, ensuring efficient operation.
- Agricultural Machinery: V-Ring seals are widely used in agricultural equipment, where they protect bearings and shafts from harsh environmental conditions, including mud, dust, and water.
- Industrial Machinery: In various industrial applications, V-Ring seals provide effective sealing solutions for rotating shafts, ensuring the longevity and reliability of the equipment.
Please consult a Canyon Components Engineer about your specific application and we will use our decades of experience to formulate a solution that fits your need.
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V-Ring Materials
CanRez™ FFKM Perfluoroelastomer
Extreme temperatures & chemicals require extreme solutions! CanRez™ FFKM V-Ring seal materials offer extreme reliability where you need it most! Thousands of sizes in stock now!
CanGuard™ RFI & EMI Shielding Materials
CanGuard™ V-Ring seal materials have been developed to offer superior sealing solutions with enhanced electromagnetic interference (EMI) shielding and radio frequency interference (RFI) shielding.
Kalrez® FFKM Perfluoroelastomer
Canyon Components offers Kalrez® Perfluoroelastomer (FFKM) V-Ring seals, O-rings, gaskets, & custom molded parts at competitive prices and with great lead-times.
Parker® V-Ring seals, O-rings, Parofluor parts, parker FKM Viton
Canyon Components offers Parker Hannifin® V-Ring seals, O-rings, Gaskets, Perfluoroelastomer (FFKM) parts, & custom molded parts at competitive prices and with great lead-times.
FKM (Viton®, Fluorocarbon)
FKM V-Ring seals, compounds, O-rings, gaskets, & custom molded parts exhibit excellent mechanical attributes as well as excellent resistance to high temperatures, mineral oil, ozone, fuels, hydraulic fluids, and many other solvents and chemicals.
Aflas® (TFE/P)
TFE/P (Aflas) V-Ring seals, compounds, O-rings, gaskets, & custom molded parts gives high resistance to steam, hot water, atmospheric wear, and many chemicals. TFE/P compounds provide superior performance in water, steam and virtually all caustic chemicals.
Fluorosilicone (FVMQ)
The mechanical and physical properties of Fluorosilicone V-Ring seals, O-rings, gaskets, & custom molded parts are very similar to silicone. Fluorosilicone O-rings, gaskets, & custom molded parts offer improved flexibility and strength, better resistance to fuels and mineral oil, but reduced hot air resistance.
Silicone (VMQ, PVMQ)
Silicone V-Ring seals, seals, O-rings, gaskets, & custom molded parts are excellent for extreme temperatures in static applications. Canyon Components carries a range of silicone materials, and we are happy to custom tailor a seal to meet your application requirements!
EPDM (Ethylene Propylene)
EPDM V-Ring seals, materials, O-rings, gaskets, & custom molded parts can operate over a wide temperature range, and are compatible with glycol fluids that cause problems for most typical elastomeric seals.
NBR (Nitrile, Buna-N)
Nitrile V-Ring seals, O-rings, gaskets, & custom molded parts are very oil-resistant, have strong mechanical properties, are resistant to wear, and are relatively inexpensive. These properties make Nitrile the most commonly used general purpose O-ring, gasket, & custom molded part material.
HNBR (Hydrogenated Nitrile)
Hydrogenated Nitrile V-Ring seals, O-rings, gaskets, & custom molded parts offer higher strength and reduced degradation at high temperatures compared to conventional Nitrile materials. These properties make HNBR materials popular in the oil and gas industry, as well as many applications in the chemical industry.
XNBR (Carboxylated Nitrile)
XNBR V-Ring seals, O-rings, gaskets, & custom molded parts are similar to Nitrile, but the backbone has been chemically modified with a Carboxylic Acid group. The resulting elastomer is a Nitrile rubber with outstanding abrasion and chemical resistance, superior to that of traditional Nitrile.
Neoprene (CR)
Chloroprene was the first synthetic rubber, and was developed commercially under the name Neoprene®. Chloroprene V-Ring seals, rubbers, O-rings, gaskets, & custom molded parts contain Chlorine in the polymer to reduce the reactivity to many oxidizing agents, as well as to oil and flame.
Polyurethane (PU, AU)
Polyurethane V-Ring seals, O-rings, gaskets, & custom molded parts generally have two or three times greater tensile strength and wear resistance than Nitrile and comparable polymers. Polyurethane also provides excellent permeation resistance when compared to most rubbers.
Product Types
Custom Parts
Here at Canyon Components, we make sure to offer our customers any manufacturing technique they desire. Whether your V-Ring seals, O-rings, gaskets, & custom molded parts be rubber, plastic, or metal, rest assured that Canyon Components can make it!
Gaskets & Custom Cutting
Whether your custom cut parts be rubber, plastic, sponge, composite, or metal, rest assured that Canyon Components can make it! Canyon Components strives to meet all customer service requests. If you need something that isn't listed, feel free to contact a Canyon Components product and application consultant.
Infinite "Giant" Diameter O-Rings
By either Continuous Molding O-rings, or Splice & Vulcanizing O-rings, Canyon can provide mold-less, infinitely large O-rings at competitive prices!
Specialty Compliances
Canyon have materials available for V-Ring seals, O-rings, gaskets, & custom parts with compliances ranging from USP Class VI <87> & <88> for medical applications, to FDA CFR 21.177.2600 grades A through F for different food types, to the various drinking water specifications like KTW and NSF. Whether it's metal, rubber, or plastic, Canyon can meet your needs!
V-Ring Seals Pros & Cons
V-Ring seals are a highly effective and versatile sealing solution for protecting rotating shafts and bearings from contaminants while preventing lubricant leakage. With features such as flexible design, easy installation, and low friction operation, V-Ring seals are widely used in applications ranging from pumps and motors to gearboxes and industrial machinery. While they offer many advantages, including cost-effectiveness and low maintenance, it is important to consider their limitations, such as pressure capability and material sensitivity, when selecting the right seal for your application. Understanding the features, applications, and potential drawbacks of V-Ring seals will help you make informed decisions to ensure optimal performance in your systems.
Canyon Components strives to meet all customer service requests. Feel free to contact Canyon Components engineering and let our knowledgeable staff help you design the perfect part for your needs.
Pros of V-Ring Seals
V-Ring seals offer several advantages that make them a preferred choice for protecting rotating shafts and bearings:
- Effective Sealing: V-Ring seals provide an effective barrier against contaminants while preventing lubricant leakage, ensuring reliable operation of rotating equipment.
- Easy Installation: The flexible design and simple installation process make V-Ring seals easy to install and replace, reducing downtime and maintenance costs.
- Versatility: With a wide range of material options, V-Ring seals can be used in various applications and environments, including those with high temperatures, chemical exposure, or outdoor conditions.
- Low Maintenance: The durable design and low friction operation of V-Ring seals result in long service life and minimal maintenance requirements, contributing to overall cost savings.
- Cost-Effective: V-Ring seals are a cost-effective sealing solution, offering reliable performance at a relatively low cost compared to more complex sealing systems.
Cons of V-Ring Seals
While V-Ring seals offer many benefits, there are also some potential drawbacks to consider:
- Limited Pressure Capability: V-Ring seals are not designed to handle high-pressure environments, making them unsuitable for applications where significant pressure sealing is required.
- Material Limitations: The performance of V-Ring seals can be affected by the choice of material. For example, some elastomers may degrade when exposed to certain chemicals or extreme temperatures.
- Requires a Counterface: V-Ring seals require a smooth, perpendicular counterface to function effectively, which may not be available in all applications or may require additional machining.
- Potential for Wear: While V-Ring seals are designed to minimize friction, there is still some contact between the seal and the shaft, which can lead to wear over time, particularly in high-speed applications.
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