China Hot selling Rexnord Viva Thomas Ktr CHINAMFG Poly-Norm Poly Revolex N-Eupex Wrapflex Coupling Elastomer Diaphragm Polyurethane Plum Cushion Shaft Flexible Spider Couplings

Product Description

Rexnord Viva Thomas Ktr CHINAMFG Poly-Norm Poly Revolex N-Eupex Wrapflex Coupling Elastomer Diaphragm Polyurethane Plum Cushion Shaft Flexible Spider Couplings

Elastomeric Couplings
Rexnord Elastomeric Couplings are ideal for a wide assessment of industries and have been trusted by many of the largest OEM machinery equipment suppliers and end users for over 45 years These non lubricated, material flexible couplings can be used in a variety of environments They provide excellent vibration sampling capacity, high misalignment capacity, reduced maintenance costs and downtime, in addition to special design options for specific applications

Rexnord Viva Elastomeric Couplings

The most advaced elastomeric coupling available

Rexnord Viva Elastomeric Couplings feature a design based on the proven Rexnord CHINAMFG Couplings. Design upgrades to Viva allow for greater torque transmission with a smaller coupling. Incorporating the quality features of Omega, Rexnord Viva Couplings are non-lubricated, material-flexing split-in-half tire couplings. Viva Couplings are built for reliability in a variety of demanding applications including pumps, compressors, blowers, mixers, and more. This all-purpose coupling has excellent vibration damping capability helping to prolong the life of connected equipment.
 

Viva Close-Coupled Elastomeric Couplings

Viva close-coupled (V) elastomeric coupling consists of the unique split-in-half flex element and reversible hubs.

  • Supplied with metric fasteners
  • Hubs offered in rough bore, custom bore, and bushed designs
  • Connects equipment with shaft gap (distance between shaft end) up to 5.2″ (132mm)
  • Accommodates shaft diameters up to 6.5″ (165 mm)
  • Continuous torque loads up to 55,494 lb-in (6,270 Nm)
  • Available in 12 sizes ranging from 110 through 460

Viva Spacer Elastomeric Couplings

Viva spacer (VS) elastomeric coupling features a split-in-half flex element and reversible hubs with optional hole mounting positions.

  • Supplied with metric fasteners
  • Hubs offered in rough bore, custom bore, and bushed designs
  • Connects equipment with shaft gap (distance between shaft end) up to 9.8″ (250mm)
  • Accommodates shaft diameters up to 6.5″ (165 mm)
  • Continuous torque loads up to 55,494 lb-in (6,270 Nm)
  • Available in 12 sizes ranging from VS110 through VS460

Rexnord CHINAMFG Elastomeric Couplings

Recognized as the benchmark in the industry

Rexnord CHINAMFG Elastomeric Couplings are non-lubricated, material-flexing split-in-half tire couplings, which are used in a variety of demanding applications in many industries. This all-purpose coupling has excellent vibration damping capability helping to provide extended life to connected equipment. This coupling offers easy installation and a wide range of shaft gaps.
 

Omega Elastomeric Couplings

Split-in-half design offering easy installation for general purpose applications.
 

Viva Elastomeric Couplings

Split-in-half design offering easy installation and greater torque with a smaller coupling that accepts larger bores
 

Wrapflex Elastomeric Couplings

A replace-in-place designed coupling for quick installation and replacement.
 

Elastomeric Parts & Kits

Components for Omega, Viva and Wrapflex flexible couplings comprised of shaft hubs, spacer hubs, flexible elements, element covers, sub-assemblies, and fastener kits.

 

ROTEX couplings

ROTEX – torsionally flexible jaw coupling

ROTEX torsionally flexible claw couplings are characterized by their compact design. ROTEX elastomer couplings are used in almost all areas of general mechanical and plant engineering.

ROTEX GS – Backlash-free servo coupling

The ROTEX GS is a three-part, backlash-free servo coupling under preload. The various hub designs and different shore hardnesses result in the optimum coupling for every application in automation technology.
 

POLY-NORM torsionally flexible, fail-safe shaft couplings

POLY-NORM shaft couplings are characterized by a compact design. The torque is transmitted via elastomers between the cams also serving to offset displacements and dampen shocks and torsional vibrations.

Applications of our torsionally flexible, fail-safe shaft couplings:

POLY-NORM shaft couplings are used in almost all fields of mechanical engineering, here mainly in the pump industry (pump coupling).

Advantages
  • Torsionally flexible shaft couplings (pump coupling / E4 coupling)
  • Axial plug-in, easy assembly
  • Fail-safe
  • Compact, short shaft distance dimension
  • Torques up to 5,500 kNm
  • Vibration-damping
  • Compensation of displacements
  • Various options of bores

Attributes

  • High quality
  • Various applications
  • Very suitable for short installation lengths
  • Available from stock

This KTR POLY-NORM coupling is a torsionally-flexibleshear type shaft couplingIt has an axial plug-in design with a unique short overall lengthThe POLY-NORM   can be used in nearly all types of machinery and is ideal for the pump industry.

KTR POLY-NORM AR shear type shaft coupling

This KTR POLY-NORM coupling is a torsionally-flexible, shear type shaft coupling. It has an axial plug-in design with a unique short overall length. The POLY-NORM  can be used in nearly all types of machinery and is ideal for the pump industry.

  • 2-pieces shaft coupling for torque transmission and damping of torsional vibrations
  • Axial plug-in, easy assembly
  • Maintenance-free
  • Short-constructing, small dimension of shaft distance
  • Use in general machinery

More than shaft couplings

Due to our large assortment, there is almost always a product that is suitable for your applications. We not only supply drive components, but also all the other products needed to achieve an optimal process. In our stockpile we have, for example, various types of transport components, hydraulic components, oil coolers and our own monitoring system

Why an elastic coupling of Bestseal?
An elastic coupling from Bestseal is the result of decades of product development and innovation. With this, we assure you of a high-quality component with the highest possible reliability. We see ourselves as the reliable partner of anyone who wants to set things in motion.

More than 2,000 employees work passionately every day to provide you, the customer, with the best conceivable products. DIN ISO certifications are the best proof of this. A transparent and honest way of working lies at the basis of every customer relationship with us.

Would you like to learn more about our elastic couplings or answer an important product question? 
Please contact our technical support department or sales department and let us inform you in detail about the various possibilities. 
We will be happy to think along with you based on your wishes and make you a custom offer without any obligation.

we specialized in the development and production of sealing systems   which were used in the Metallurgical,Electrical,Auto, Engineering machinery, Light industrial machinery and Electrical appliance manufacturing industries. BESEALS focus on customers’ needs,as a dependable partner and reliable supplier to help you resolve supply or technical problems ,and improve the performance of your equipments or your business. When you are facing emergency repairs situation or urgent orders,the highly responsive team of DLseals will offer you very short lead time. Beseals has a global sales network,and our seals have been sold to more than 100 countries or areas ,Such as America, England, Canada, Australia, Russian Federation ect .

FAQ

1. who are we? Are you trading company or manufacturer ?
We are manufacturer.We are based in HangZhou, China, start from 2571,sell to Domestic Market(33.00%),North America(15.00%),South America(10.00%),Western Europe(8.00%),Eastern Europe(6.00%),Souther Europe(6.00%),Southeast Asia(5.00%),Mid East(5.00%),Northern Europe(5.00%),Oceania(2.00%),South Asia(2.00%),Africa(00.00%),Eastern Asia(00.00%),Central America(00.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment;

3.what can you buy from us?
PTFE Seals/Oil Seals/O Rings/Rubber Seals/Plastic Seals/Mechanical Seal/O-RING/ RING Seals.

4. why should you buy from us not from other suppliers?

Beseals is a professional manufacturer of seals .Our company specializes in the production of PU, PTFE, rubber and metal sealing components

5. How long is your delivery time?

Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

6.Do you provide samples ?

is it free or extra ? Yes, we could offer the sample for free charge but you need to pay the cost of freight.

 

7. what services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,Express Delivery;

Accepted Payment Currency:USD,EUR,JPY,CAD,HKD,CNY;

Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,PayPal,Western Union,Escrow; Language
Spoken:English,Chinese,Japanese

For more information, please contact us. We look CHINAMFG to your arrival

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shaft coupling

Exploring the Use of Elastomeric Materials in Flexible Shaft Couplings

Elastomeric materials play a crucial role in the design and function of flexible shaft couplings. These materials, commonly known as elastomers, are rubber-like substances that exhibit high elasticity and flexibility. They are widely used in various types of flexible couplings due to their unique properties and benefits:

1. Damping and Vibration Absorption:

Elastomeric materials have excellent damping characteristics, meaning they can absorb and dissipate vibrations and shocks. This property is particularly useful in applications where vibration control is essential to protect sensitive equipment and improve overall system performance.

2. Misalignment Compensation:

Flexible shaft couplings with elastomeric elements can accommodate different types of misalignments, including angular, parallel, and radial misalignments. The elasticity of the material allows for limited movement between the shafts while still transmitting torque efficiently.

3. Torsional Flexibility:

Elastomers offer torsional flexibility, which allows them to twist and deform under torque loads. This feature helps to minimize torsional stresses and torsional backlash, making them suitable for applications requiring precise motion control.

4. Shock and Impact Resistance:

Due to their high resilience, elastomers can withstand sudden shocks and impacts without permanent deformation. This property makes them ideal for use in machinery subjected to varying loads or rapid changes in torque.

5. No Lubrication Requirement:

Elastomeric couplings are often maintenance-free because the elastomer material does not require additional lubrication. This reduces maintenance costs and simplifies the overall system upkeep.

6. Electric Isolation:

In certain applications, elastomeric materials can provide electrical isolation between the driving and driven components. This can help prevent the transmission of electrical currents or static charges through the coupling.

7. Corrosion Resistance:

Many elastomers used in couplings are resistant to corrosion, making them suitable for use in challenging environments where exposure to chemicals or moisture is a concern.

8. Easy Installation:

Elastomeric couplings are often designed for ease of installation and replacement. Their flexibility allows for simple and quick assembly onto the shafts without the need for special tools or complex procedures.

Given these advantages, elastomeric materials are popular choices for various flexible shaft couplings, including jaw couplings, tire couplings, and spider couplings. However, it is essential to select the right elastomer material based on the specific application requirements, such as temperature range, chemical compatibility, and torque capacity.

“`shaft coupling

Can Shaft Couplings Handle Reversing Loads and Shock Loads Effectively?

Yes, shaft couplings are designed to handle both reversing loads and shock loads effectively, but the capability depends on the specific type of coupling and its design.

Reversing Loads:

Many shaft couplings, such as elastomeric couplings, gear couplings, and grid couplings, can handle reversing loads without any issue. Reversing loads occur when the direction of the torque changes periodically, causing the shafts to rotate in opposite directions. The flexibility of elastomeric couplings and the sturdy design of gear and grid couplings allow them to accommodate these reversing loads while maintaining reliable torque transmission.

Shock Loads:

Shock loads are sudden and high-magnitude forces that occur during start-up, sudden stops, or impact events. Shaft couplings with shock-absorbing features, such as elastomeric couplings and grid couplings, excel at handling shock loads. The elastomeric material in elastomeric couplings and the grid element in grid couplings act as shock absorbers, reducing the impact on the connected equipment and minimizing the risk of damage to the coupling itself.

It’s essential to select the appropriate coupling type based on the specific application’s requirements, including the magnitude and frequency of reversing loads and shock loads. Some couplings may have limitations on the amount of shock load they can handle, so it’s crucial to refer to the manufacturer’s specifications and guidelines for proper coupling selection.

In heavy-duty applications with high reversing loads and shock loads, it may be necessary to consider specialized couplings designed explicitly for such conditions, like disc couplings or fluid couplings, which can offer even better performance in handling these challenging load conditions.

“`shaft coupling

How Does a Flexible Shaft Coupling Differ from a Rigid Shaft Coupling?

Flexible shaft couplings and rigid shaft couplings are two distinct types of couplings, each designed to serve different purposes in mechanical power transmission. Here are the key differences between the two:

1. Flexibility:

The most significant difference between flexible and rigid shaft couplings is their flexibility. Flexible couplings are designed with elements that can deform or flex to accommodate misalignments between the shafts. This flexibility allows for angular, parallel, and axial misalignments, making them suitable for applications where shafts are not perfectly aligned. In contrast, rigid couplings do not have this flexibility and require precise alignment between the shafts.

2. Misalignment Compensation:

Flexible couplings excel in compensating for misalignments, making them ideal for applications with dynamic conditions or those prone to misalignment due to thermal expansion or vibrations. Rigid couplings, on the other hand, are used in applications where perfect alignment is critical to prevent vibration, wear, and premature failure.

3. Damping Properties:

Flexible couplings, particularly those with elastomeric or flexible elements, offer damping properties, meaning they can absorb and reduce shocks and vibrations. This damping capability helps protect the connected equipment from damage and enhances system reliability. Rigid couplings lack this damping ability and can transmit shocks and vibrations directly between shafts.

4. Torque Transmission:

Both flexible and rigid couplings are capable of transmitting torque from the driving shaft to the driven shaft. However, the torque transmission of flexible couplings can be limited compared to rigid couplings, especially in high-torque applications.

5. Types of Applications:

Flexible couplings find applications in a wide range of industries, especially in situations where misalignment compensation, vibration damping, and shock absorption are essential. They are commonly used in conveyors, pumps, compressors, printing presses, and automation systems. Rigid couplings are used in precision machinery and applications that demand perfect alignment, such as high-speed spindles and certain types of precision equipment.

6. Installation:

Flexible couplings are relatively easier to install due to their ability to accommodate misalignment. On the other hand, rigid couplings require careful alignment during installation to ensure proper functioning and prevent premature wear.

The choice between a flexible and a rigid shaft coupling depends on the specific requirements of the application. If misalignment compensation, damping, and flexibility are critical, a flexible coupling is the preferred choice. If precision alignment and direct torque transmission are essential, a rigid coupling is more suitable.

“`
China Hot selling Rexnord Viva Thomas Ktr CHINAMFG Poly-Norm Poly Revolex N-Eupex Wrapflex Coupling Elastomer Diaphragm Polyurethane Plum Cushion Shaft Flexible Spider Couplings  China Hot selling Rexnord Viva Thomas Ktr CHINAMFG Poly-Norm Poly Revolex N-Eupex Wrapflex Coupling Elastomer Diaphragm Polyurethane Plum Cushion Shaft Flexible Spider Couplings
editor by CX 2024-05-17

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