Item Description

Single Sphere Versatile Flange Rubber Expansion Joint Dismantling joint    

WHY Choose ME???

1.Support lifestyle up to 3 a long time.

2.Recycled rubber:%

three.A lot more than 55% rubber articles. 4.Enough nylon levels to make certain high strain resistance

five.Cooper plated metal wire 10 layer of Nylon wire

6.No rust,No skinny,No sand holes,No leakage

seven.Strong acid and alkali resistance,wear resistance,oil resistance,over foodstuff

eight.Supply free of charge soon after-sale support for new items, and shell out the freight and tariff for soon after-sale items if there is top quality issue

9.Earlier mentioned DN100 have the metal wire prevent it from becoming pulled off

ten.Various size of molds for each and every dimensions meets all special lengths need


Dimensions: DN32 to DN1000
Course: PN10, PN16. PN25, 125LB, 150LB
Type: NBR/EPDM Body, Single sphere or double sphere, carbon metal galvanized flange, flanged stop and threaded stop, flange: Carbon metal

Material of distinct elements: 

1.Human body: WCB/ zinc carbon steel 


two.Seat: CZPT /NBR

3. Reinforcement: Nylon twine


PN10, PN16, PN25



Techinical Info:


Nominal Pressure PN(Mpa) 1. one.six
Burst Force(Mpa) three. 4.eight
Functioning Temperature -20~115

drinking water, air, oli, acid, and many others

Strengths of expansion joint:
Modest dimension, light-weight, simple to install and maitain, great functionality, and with different colour, distinct substance good quality.
Afcon Ninjing CZPT Industries Co., Ltd is located in HangZhou City ZheJiang Province. Launched in 2571.CZPT is 1 of the foremost companies specializing in R&D, layout and production of a complete range of industrial valves created from high quality supplies. These include butterfly valves, check out valves, Y strainers, rubber joints, gate valves and ball valves, as effectively as aluminum die casting and a broad variety of associated equipment for pipe fittings.Presently CZPT hold all necessary certification this sort of as Abs, CE, DNV-GL, ISO9001, LR for export requirements.The products have been exported to Europe, Middle East, The usa, Africa and Asia Pacific regions. Many huge projects have been effectively installed, with complete consumer satisfaction, in different sectors of industries.CZPT is completely equipped with an “in-house” CZPT line and powder coating line catering not only to guarantee direct QA and performance in the production procedure, but with the extra reduction in our value base.Presently our services go over an area of fifty,000 sq. CZPT with chance to broaden our progress in export markets.With above 8 many years of growth improvement and experience with our productive product study, producing expertise and product sales efficiency we have confirmed that “Top quality IS our Company”.Welcome close friends from all above the planet to our firm for browsing and cooperation.Our business is effectively geared up with all the innovative production equipments, which includes machining centers, CNC lathes, CNC milling device, CNC drilling machine, automated welding equipment and professional spray lines.AFCON also has independently established an sophisticated chemical laboratory. With the establishment of an superior strain examination centers, it is total-equipped with common materiai tests machine, pendulum influence screening equipment, ultrasonic hardness tester, ultrasonic thickness gauge, magnetic detectors, ultrasonic nondestructive tests products, low temperature screening equipment, cold stamping tests equipment, the establishment of an progress force examination centre.

Expensive Prospective Customer,
AFCON adheres to the following Main Values:
O Personalized and Skilled Doing work Associations
O Complete Have confidence in and Respect for each and every person on Our Team
O “Quality IS our Enterprise”
With above ten several years of growth growth and knowledge with our effective solution research, manufacturing expertise and revenue efficiency we have verified that “Quality IS our Company”.
High quality sets the tips and targets that we want to fulfill our Clients demands for that reason making certain we continuously endeavor to strive for advancement with our  Research and Growth, goods and standards so they often meet with and satisfy the ever rising requirements and demands of our customers. 
We also have a distinct concentrate to build goods that boost ‘Safety’ and the place of work. We strategy to release some modern valves, specifically in fire risk-free industries with API acceptance for this in the extremely close to long term.”
Our Staff look CZPT to conference you in the near future .

Sales Tem of AFCON

Q: What is your payment term?
A: T/T 30% down payment, stability to be paid prior to shipment. Or LIC.
Q: How extended is your delivery time?
A: Relies upon on QTY.
Q: Are you a company or trading company? How to attain your firm from ZheJiang ?
A: We are a nicely-seasoned maker. And it is about 1.5 hrs by high speed prepare from ZheJiang Nan Station.
Q: Do you supply samples? Is it free of charge or charged?
A: Sure, we can offer sample totally free but transport expenses lined by customer.
Q: If products have some top quality difficulty, how would you offer with?
A: We will liable for all the top quality issues if it is not human brings about.


Standard: DIN, ANSI, GB, JIS, BSW
Material: Flange: Cast Steel/Stainless Steel; Body: EPDM/NBR
Connection: Flange
Surface Treatment: Galvanized Sheet
Head Type: Round
Size: DN32-DN300


Customized Request

Types of Coupling

A coupling is a device used to join two shafts together and transmit power. Its primary function is to join rotating equipment and allows for some end movement and misalignment. This article discusses different types of coupling, including Magnetic coupling and Shaft coupling. This article also includes information on Overload safety mechanical coupling.

Flexible beam coupling

Flexible beam couplings are universal joints that can deal with shafts that are offset or at an angle. They consist of a tube with couplings at both ends and a thin, flexible helix in the middle. This makes them suitable for use in a variety of applications, from motion control in robotics to attaching encoders to shafts.
These couplings are made of one-piece materials and are often made of stainless steel or aluminium alloy. However, they can also be made of acetal or titanium. While titanium and acetal are less common materials, they are still suitable for high-torque applications. For more information about beam couplings, contact CZPT Components.
Flexible beam couplings come in a variety of types and sizes. W series couplings are good for general purpose applications and are relatively economical. Stainless steel versions have increased torque capacity and torsional stiffness. Flexible beam couplings made of aluminum are ideal for servo and reverse motion. They are also available with metric dimensions.
Flexible beam couplings are made of aluminum alloy or stainless steel. Their patented slot pattern provides low bearing load and high torsional rigidity. They have a long operational life. They also require zero maintenance and can handle angular offset. Their advantages outweigh the disadvantages of traditional beam couplings.

Magnetic coupling

Magnetic coupling transfers torque from one shaft to another using a magnetic field. These couplings can be used on various types of machinery. These types of transmissions are very useful in many situations, especially when you need to move large amounts of weight. The magnetic field is also very effective at reducing friction between the two shafts, which can be extremely helpful if you’re moving heavy items or machinery.
Different magnetic couplings can transmit forces either linearly or rotated. Different magnetic couplings have different topologies and can be made to transmit force in various geometric configurations. Some of these types of couplings are based on different types of materials. For example, a ceramic magnetic material can be used for applications requiring high temperature resistance.
Hybrid couplings are also available. They have a hybrid design, which allows them to operate in either an asynchronous or synchronous mode. Hysterloy is an alloy that is easily magnetized and is used in synchronous couplings. A synchronous magnetic coupling produces a coupled magnetic circuit.
Magnetic coupling is a key factor in many physical processes. In a crystal, molecules exhibit different magnetic properties, depending on their atomic configuration. Consequently, different configurations produce different amounts of magnetic coupling. The type of magnetic coupling a molecule exhibits depends on the exchange parameter Kij. This exchange parameter is calculated by using quantum chemical methods.
Magnetic couplings are most commonly used in fluid transfer pump applications, where the drive shaft is hermetically separated from the fluid. Magnetic couplings also help prevent the transmission of vibration and axial or radial loads through the drive shaft. Moreover, they don’t require external power sources, since they use permanent magnets.

Shaft coupling

A shaft coupling is a mechanical device that connects two shafts. The coupling is designed to transmit full power from one shaft to the other, while keeping the shafts in perfect alignment. It should also reduce transmission of shock loads. Ideally, the coupling should be easy to connect and maintain alignment. It should also be free of projecting parts.
The shaft couplings that are used in machines are typically made of two types: universal coupling and CZPT coupling. CZPT couplings are designed to correct for lateral misalignment and are composed of two flanges with tongues and slots. They are usually fitted with pins. The T1 tongue is fitted into flange A, while the T2 tongue fits into flange B.
Another type of shaft coupling is known as a “sliced” coupling. This type of coupling compensates for inevitable shaft misalignments and provides high torque. Machined slits in the coupling’s outer shell help it achieve high torsional stiffness and excellent flexibility. The design allows for varying engagement angles, making it ideal for many different applications.
A shaft coupling is an important component of any machine. Proper alignment of the two shafts is vital to avoid machine breakdowns. If the shafts are misaligned, extra force can be placed on other parts of the machine, causing vibration, noise, and damage to the components. A good coupling should be easy to connect and should ensure precise alignment of the shaft. Ideally, it should also have no projecting parts.
Shaft couplings are designed to tolerate a certain amount of backlash, but it must be within a system’s threshold. Any angular movement of the shaft beyond this angle is considered excessive backlash. Excessive backlash results in excessive wear, stress, and breakage, and may also cause inaccurate alignment readings. It is therefore imperative to reduce backlash before the shaft alignment process.

Overload safety mechanical coupling

Overload safety mechanical couplings are devices that automatically disengage when the torque applied to them exceeds a specified limit. They are an efficient way to protect machinery and reduce the downtime associated with repairing damaged machinery. The advantage of overload couplings is their fast reaction time and ease of installation.
Overload safety mechanical couplings can be used in a wide range of applications. Their automatic coupling mechanisms can be used on any face or edge. In addition, they can be genderless, incorporating both male and female coupling features into a single mechanism. This means that they are both safe and gender-neutral.
Overload safety couplings protect rotating power transmission components from overloads. Overload protection devices are installed on electric motors to cut off power if the current exceeds a certain limit. Likewise, fluid couplings in conveyors are equipped with melting plug elements that allow the fluid to escape when the system becomes too hot. Mechanical force transmission devices, such as shear bolts, are designed with overload protection in mind.
A common design of an overload safety mechanical coupling consists of two or more arms and hubs separated by a plastic spider. Each coupling body has a set torque threshold. Exceeding this threshold may damage the spider or damage the jaws. In addition, the spider tends to dampen vibration and absorb axial extension. This coupling style is nearly backlash free, electrically isolating, and can tolerate very little parallel misalignment.
A mechanical coupling may also be a universal joint or jaw-clutch coupling. Its basic function is to connect the driver and driven shafts, and limits torque transfer. These devices are typically used in heavy-duty industries, such as steel plants and rolling mills. They also work well with industrial conveyor systems.

CZPT Pulley

The CZPT Pulley coupling family offers a comprehensive range of couplings for motors of all types. Not only does this range include standard motor couplings, but also servo couplings, which require ultra-precise control. CZPT Pulley couplings are also suitable for engine applications where high shocks and vibrations are encountered.
CZPT Pulley couplings have a “sliced” body structure, which allows for excellent torsional stiffness and strength. They are corrosion-resistant and can withstand high rotational speeds. The couplings’ design also ensures accurate shaft rotation while limiting shaft misalignment.
CZPT Pulley has introduced the CPU Pin Type couplings, which are effective at damping vibration and maintain zero backlash. They are also made from aluminum and are capable of absorbing heat. They come with recessed tightening screws. They can handle speeds up to 4,000 RPM, and are RoHS-compliant.
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editor by CX 2023-04-13