Product Description

Product Description

LT/ZT/FT Pin Coupling PU Rubber Elastic Sleeve
The elastomer insert is equalizing element of coupling. It transmits torque without backlash or vibration. The elastomer insert defines the characteristics of the entire drive system. Backlash is eliminated by the press fit of the elastomer into the hubs. Through variation of the shore hardness of the elastomer insert, the coupling system can be optimized for the ideal torsional characteristics.

LT Pin Coupling Elastic Sleeve (Smooth Bushing)

Part No. Specification Ref. Picture
d D L
LT-8 8 16 10
LT-10 10 19 15
LT-12 12 24 28
LT-14 14 26 28
LT-18 18 35 36
LT-24 24 45 44
LT-30 30 56 56
LT-38 38 71 72
LT-45 45 85 88

ZT Pin Coupling Elastic Sleeve (Four Component Combined Elastic Sleeve)

Part No. d D L Ref. Picture
ZT-8 8 16 10
ZT-10 10 19 15
ZT-14 14 28 27
ZT-18 18 36 35
ZT-24 24 45 44
ZT-30 30 56 55
ZT-38 38 71 72
ZT-45 45 85 88

 

 

FT Pin Coupling Elastic Sleeve Ring (Splited Elastic Ring Gasket)

Part No. d D L Ref. Picture
FT-10 10 20 7
FT-12 12 24 7
FT-14 14 28 7
FT-14 14 29 7
FT-18 18 36 9
FT-18 18 38 9
FT-24 24 45 11
FT-24 24 48 11
FT-28 28 56 15
FT-30 30 56 15
FT-30 30 62 14
FT-38 38 71 18
FT-45 45 91 22
FT-45 45 85 23

LT/ZT/FT Pin Coupling PU Rubber Elastic Sleeve

More Products:

Various types of couplings rubber elastomer models are as follows:

MT rubber coupling (MT1-MT13),

GR rubber coupling (GR10-GR180),

GS rubber coupling (GS7-GS90),

T Hexagon back wheel coupling (hexagonal elasticity pad T70 ~ 210).,

the fluid coupling (YOX),

L-type claw coupling hexagonal coupling (L35-L276),

H-type elastic block (H80-H350),

NM couplings elastomer (NM50 -NM214).

HRC Coupling elastomer (HRC60-HRC280).

Gear Sleeve Rubber Coupling Elastomer cushion (gear 4J-10J).

NL inner tooth gear coupling sleeve (NL1-NL10).

Oldham and non-standard high strength Spider rubber coupling. 

Main Products:

custom couplings Plum pad, HRC couplings, Martin couplings, HRC couplings supply elastomer, HRC couplings elastic block, Gear Sleeve Rubber Coupling Elastomer, block rubber supply couplings, coupling rubber parts, coupling is rubber body, ZheJiang custom rubber gear coupling, screw compressor couplings, rubber supply gear couplings, Atlas coupling, screw compressor coupling, ZheJiang  wholesale production of polyurethane gear, supply H-linking couplings, H-shaped elastic block coupling, H-type coupling rubber elastomer blocks

Please inquire us if you need Rubber Coupling Elastomer and other types couplings inserts.

Different  Types  Of  Hydraulic  Seals
Application Type Material
Rod Seals UN  TPU(PU,Polyurethane) 
UNS  TPU(PU,Polyurethane)
UHS  TPU(PU,Polyurethane)
IDU  TPU(PU,Polyurethane)
U+S  PU+NBR
UPH  NBR & FKM
Step Seal  NBR+PTFE
VES  Rubber+Fabric
IDI  PU
ISI  PU
Piston Seals SPG  NBR+PTFE
SPGW  NBR+PTFE
SPGO  NBR+PTFE
KDAS  NBR+PU+POM
ODI  PU
OSI  PU
ODU  PU
Dust Wiper Seals DH/DHS  PU
LBH  NBR & FKM 
J/JA  PU
DKB  NBR & FKM +Metal
DKBI  PU+Metal
DSI  PU
Wear Ring WR  Phenolic Fabric
Xihu (West Lake) Dis. Tape  PTFE
Xihu (West Lake) Dis. Tape  Phenolic Fabric
Buffer Seal HBY  PU+Nylon
Back-up Ring O-Ring  NBR & FKM
X-Ring  NBR & FKM
PTFE Washer  PTFE

LT/ZT/FT Pin Coupling PU Rubber Elastic Sleeve

Different   Type   Rotary   Shaft   Oil   Seal
Type Material Lip Spring Feature
TC NBR & FKM Double Lips Single Metal Coverd Rubber
TB NBR Double Lips Single Metal Case
TA NBR Double Lips Single Metal Case
SC NBR & FKM Single Single Double Metal Shell
SB NBR Single Single Metal Case
SA NBR Single Single Double Metal Shell
DC NBR Double Lips Double Double Springs
VC NBR & FKM Single Without Metal Coverd Rubber
VB NBR Single Without Metal Case
TCV NBR Double Lips Single High Pressure
TCN NBR Double Lips Single High Pressure
PTFE PTFE Single & Double Lips Without Stainless steel
HTCL NBR & FKM Double Lips Single Inside thread L
HTCR NBR & FKM Double Lips Single Inside thread R
……………………………………………………………………………………………
More types please contact us. 
Customization is welcome.

Related Products

LT/ZT/FT Pin Coupling PU Rubber Elastic Sleeve
Oil seals serve to prevent the leakage not only of lubricants, but also water, chemicals, and gas from “gaps” in machinery. Oil seals also serve to prevent the intrusion of dust, soil and sand from the outside air.

Company Profile

HangZhou CHINAMFG Sealing Sci-Tech Co., Ltd. is a scientific and technological production enterprise integrating R&D, production and sales. Our production plant covers an area of about 2,000 square CHINAMFG and has 150 employees.

QMS (Quality Management System):
ISO9001, ISO/TS16949

Our Products: 
O Ring, Oil Seal, Hydraulic & Pneumatic Seal, Custom CHINAMFG Parts

Production Standard: 
ASTMD2000

Product Application Scope:
Engineering machinery, hydraulic pneumatic, petroleum and natural gas, automobile seals, valves and pipelines, electronic home appliances, food grade, electric power, chemical industry, coal mine, metallurgy, engineering shield machine and other industries, supporting domestic automobile and machinery manufacturers.

We had sell to:  
More than 40 countries including the United States, Germany, Japan, Britain, Italy, Spain, Russia, Canada, Australia, Malaysia, Philippines, Indonesia, Mexico, Brazil, Peru, Chile, Argentina, Israel, Saudi Arabia, Lebanon, Ukraine, Pakistan, Thailand, Vietnam, etc. 

Packaging & Shipping

LT/ZT/FT Pin Coupling PU Rubber Elastic Sleeve
Ship by express, by air, by sea at buyer’s option.
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FAQ

Q 1. What’s the payment term?
A: We accept T/T 50% deposit and 50% balance against copy of B/L or L/C at sight, West Union,VISA,Paypal is also accepted. rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal china manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer
Q 2. What is the normal lead time for product orders?
A: Generally it is 1-2 days if the goods are in stock. or it is 5-10 days if the goods are not in stock, it is according to quantity.tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal

 tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal manufacture

 Q 3. What is your standard packing?
A: All the goods will be packed by carton box and loaded with pallets. Special packing method can be accepted when needed.rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal china manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer

Q 4. Could you please tell us the month capacity of your products ?
A: It depends on which model, we produce more than 2500 tons rubber materials per month.

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Q 5. what kind of certificates you have ?
A1: We have been ISO9001:2008 and ISO14001:2004 certified by SGS since 2015.
A2: We have various rubber compounds approved by ROHS and REACH.

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Q6: How to check the quality of the bulk order?
A1: We provide preproduction samples before mass production for all customers if needed.
A2: We accept third party inspection such as TUV, INTERTEK, BV, etc.

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Q 7: Do you use any international standards for the rubber products?
A: Yes, we mainly use ASTM D2000 standard to define the quality of the rubber materials, tolerances as per ISO3302, ISO2768, etc.rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal china manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer

Q8: What materials are available to produce from your side?
A: NBR, EPDM, SILICONE, FPM(FKM), NEOPRENE(CR), NR, IIR, SBR, ACM, AEM, Fluorosilicone(FVMQ), FFKM, Liquid Silicone, Sponge, etc. tc oi
l seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal manufacture

Q9: Do you provide maintenance on tooling?
A: We maintain all tooling and will replace as needed.tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal manufacture

Q10: How many empolyees you have?
A:We have 150 empolyees at time of December 2571. tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal manufacture

If you have any other question, please don’t hesitate to contact us:

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sleeve coupling

How do Sleeve Couplings Contribute to Reducing Vibrations and Noise in Rotating Equipment?

Sleeve couplings play a significant role in reducing vibrations and noise in rotating equipment. Their design and material properties contribute to damping vibrations and absorbing shocks, resulting in smoother and quieter operation. Here’s how sleeve couplings achieve this:

1. Flexibility and Misalignment Compensation:

Sleeve couplings have a certain degree of flexibility, which allows them to accommodate small misalignments between the connected shafts. When the shafts are misaligned, the sleeve coupling can flex and adjust, reducing the transmission of vibrations from one shaft to the other. By compensating for misalignments, sleeve couplings minimize the generation of vibrations and the resulting noise.

2. Shock Absorption:

During sudden starts, stops, or changes in load, rotating equipment can experience shocks and impact loads. Sleeve couplings have some level of shock absorption capability, which helps dampen the effects of these shocks. By absorbing shocks, sleeve couplings prevent the transmission of high-frequency vibrations and noise to the rest of the system, resulting in a quieter operation.

3. Resilient Material Selection:

The choice of materials used in sleeve couplings also contributes to vibration and noise reduction. Certain materials, such as rubber or elastomers, are known for their damping properties. These materials can be incorporated into the design of sleeve couplings to absorb and dissipate vibrations, effectively reducing noise levels in the system.

4. Uniform Torque Transmission:

Sleeve couplings provide uniform torque transmission between the connected shafts. This balanced torque transmission minimizes torsional vibrations, which can lead to noise generation in the system. By maintaining a smooth torque transfer, sleeve couplings help achieve quieter and more stable operation.

5. Proper Installation and Maintenance:

Proper installation and regular maintenance of sleeve couplings are essential for their optimal performance in reducing vibrations and noise. Ensuring that the coupling is correctly aligned and well-lubricated can further enhance its ability to dampen vibrations and minimize noise levels.

In summary, sleeve couplings contribute to reducing vibrations and noise in rotating equipment by providing flexibility to accommodate misalignments, absorbing shocks, using resilient materials, and ensuring uniform torque transmission. Their ability to mitigate vibrations and noise enhances the overall performance and reliability of the rotating equipment, making them a preferred choice in various industrial applications.

sleeve coupling

Are there Sleeve Couplings Suitable for Applications Requiring Electrical Insulation Between Shafts?

Yes, there are sleeve couplings specifically designed to provide electrical insulation between shafts in certain applications. These couplings are known as electrically insulated sleeve couplings. They are used in scenarios where electrical isolation is crucial to prevent the conduction of electric current between connected shafts.

Electrically insulated sleeve couplings typically feature a non-conductive material, such as ceramic or composite, as the coupling element. This material acts as an insulator, effectively preventing electrical contact between the shafts and eliminating the risk of electrical grounding or short circuits.

Applications that commonly require electrically insulated sleeve couplings include:

  • Electric Motors: In electric motor designs, the shaft may extend beyond the motor housing and come in contact with other components. An insulated coupling helps prevent current flow between the motor shaft and other conductive elements, enhancing safety and protecting sensitive components.
  • Generators: Similar to electric motors, generators may also benefit from insulated couplings to prevent electrical paths that could lead to undesired currents or disruptions.
  • High Voltage Equipment: In high voltage or electrical power transmission systems, insulated couplings are used to avoid potential electrical discharge between shafts.
  • Electrical Test Equipment: Test equipment that measures electrical properties may require electrically insulated couplings to ensure accurate readings and avoid interference.

When selecting electrically insulated sleeve couplings, it is crucial to consider the specific electrical requirements of the application. The coupling’s insulation resistance, voltage rating, and temperature capabilities should match the application’s electrical conditions.

Additionally, engineers must consider other factors such as torque requirements, shaft sizes, and misalignment compensation when choosing the appropriate electrically insulated sleeve coupling for their application.

It’s important to consult with coupling manufacturers or industry experts to ensure the selected electrically insulated sleeve coupling meets the desired electrical and mechanical performance requirements.

sleeve coupling

What is a Sleeve Coupling, and How is it Used in Mechanical Power Transmission?

A sleeve coupling is a type of flexible coupling used in mechanical power transmission to connect two shafts and transmit torque between them. It consists of a hollow cylindrical sleeve with an inner diameter that matches the shafts’ outer diameters. The sleeve coupling is placed over the ends of the shafts, and its flexibility allows for some misalignment between the shafts while transmitting rotational power from one shaft to the other.

The sleeve coupling is a simple and cost-effective coupling solution commonly used in various industrial applications. Its design allows for easy installation and maintenance, making it suitable for applications where frequent shaft disconnection and reconnection are required.

Here’s how a sleeve coupling works in mechanical power transmission:

  1. Shaft Connection:

    The sleeve coupling connects two shafts that need to be linked together to transmit power.

  2. Flexible Design:

    The flexibility of the sleeve coupling allows for some angular and axial misalignment between the shafts. This flexibility is achieved due to the clearance between the inner diameter of the sleeve and the outer diameter of the shafts.

  3. Torque Transmission:

    When one shaft rotates, it transfers torque to the sleeve coupling. The flexible nature of the coupling allows it to compensate for minor misalignments and still transmit torque smoothly to the other shaft.

  4. Reduced Vibration and Shock Absorption:

    The flexibility of the sleeve coupling also helps dampen vibrations and absorb shocks, preventing them from transferring between the connected shafts. This feature contributes to the smooth and efficient operation of the connected machinery.

  5. Limitations:

    Sleeve couplings have their limitations, including lower torsional stiffness compared to other coupling types, which may limit their use in precision applications with high torque and speed requirements. Additionally, sleeve couplings are not suitable for applications with significant misalignments or when precise angular alignment is crucial.

In summary, a sleeve coupling is a flexible and straightforward coupling used in mechanical power transmission to connect two shafts while allowing for some misalignment. Its simple design and ability to absorb shocks and dampen vibrations make it a popular choice for various industrial applications where precision alignment is not critical.

China Hot selling Lt/Zt/FT Pin Coupling PU Rubber Elastic Sleeve  China Hot selling Lt/Zt/FT Pin Coupling PU Rubber Elastic Sleeve
editor by CX 2024-04-26