Product Description

Pn10 PVC Rubber Ring Joint Repaired Coupling For Water Supply

1.Product Description

2.Material

3.Application
Our plastic valve is widely used in ultra-pure water, deionized/distilled and demineralized water systems, clean chemical processes, petroleum, Chlor-alkali, smelting, dye,  electroplating, environmental protection, pharmaceutical operations, and food processing.

Our products include hydraulic control valve series, balance valve series, soft seal hair series, multi-function water pump control valve series, butterfly valve series, check valve series, groove valve series, fire special valve and stainless steel corrugated compensator, etc. A series of more than 1000 specifications.

4.About Us

SWD PLASTIC (Salvador Industrial Co., Ltd) is a leading and professional manufacturer and exporter for UPVC, CPVC, PPH, PVDF pipes, valves and fittings in China. We stick to the principle of ” Quality First, Service First, Continuous Improvement and Innovation to Meet the Customers”, and the quality management objective of ” Zero Defect, Zero Complaints”. 

SWD Products are widely used in Agricultural Irrigation, Wastewater Treatment, Aquaculture, Pharmaceutical Industry, Electroplating, Papermaking Industry…

Most of our products confirm to ANSI, DIN, BS, JIS & TIS standard and have been already sold to United States, Canada, Mexico, Chile, Colombia, Peru, Russia, Saudi Arabia, UAE, Iran, Iraq, Thailand, Philippines, Indonesia, Malaysia etc. With very good reputation. 

With rich experience in piping & duct systems, we will provide best solutions and services to you.
Welcome to our company visit and discuss business, sincerely hope our professional technology and individual service can win your trust and favor, looking CHINAMFG to cooperate with friends all over the world, let′s do CHINAMFG business together!

5.Packaging
We value the packaging of our products. Multi-layer packaging prevents impurities from adhering to the valve body and is brought into the media

6.FAQ: (Frequently Asked Questions)

1. What is your MOQ?
Our MOQ is usually 5 CTNS.

2. What is your delivery time?
Our delivery is about 30-45days.

3. What are your payment terms?
We accept T/T, 100% L/C, or West Union and so on.

4. Could you provide free samples?
Usually, we offer free samples, customer bear the freight cost.

5. Why choose us?

Firstly,  comparing with many factories, our prices are more competitive.

Secondly,  We 100% test working pressure for ALL our products, and we inspect 5 times every order.
1) Inspect when the ball valves come out from the injection moulding machine
2) Inspect when adding O-rings
3) Inspect when installing handle caps
4) Inspect after working pressure test
5) Inspect before packing

Finally,  After- Services will be highly satisfied. Any problems and feedbacks will be responded efficiently.

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Diagnosing and Troubleshooting Rubber Coupling Issues

Diagnosing and troubleshooting problems with rubber couplings in machinery systems involves a systematic approach:

1. Visual Inspection: Check for signs of wear, cracking, or deformation in the rubber elements.
2. Vibration Analysis: Monitor vibration levels using sensors to identify excessive vibrations or irregular patterns.
3. Noise Assessment: Listen for unusual noises during operation, which could indicate misalignment or worn components.
4. Temperature Check: Monitor the operating temperature of the coupling, as overheating might indicate issues.
5. Alignment Check: Ensure proper alignment between connected shafts to prevent excessive stress on the coupling.
6. Torque Measurement: Measure the transmitted torque to identify any discrepancies from the expected values.
7. Dynamic Testing: Conduct dynamic tests with load variations to identify performance issues.
8. Comparative Analysis: Compare coupling behavior to baseline performance data.

If any issues are identified, they should be promptly addressed through proper maintenance, realignment, or replacement of damaged components.

Signs of Wear or Deterioration in Rubber Couplings

Rubber couplings can show signs of wear and deterioration over time due to factors like torque, temperature, and environmental conditions. To identify potential issues, watch out for the following signs:

• Visible Cracks or Damage: Inspect the rubber element for visible cracks, tears, or physical damage. Such issues can weaken the coupling’s torque transmission and vibration damping capabilities.
• Reduced Flexibility: Stiff or less flexible rubber indicates material degradation, which can impact the coupling’s ability to accommodate misalignment and absorb vibrations.
• Increased Vibrations: Excessive machinery vibrations may suggest worn-out rubber couplings. Deterioration of the rubber diminishes its vibration dampening properties.
• Unusual Noises: Any unusual sounds like squeaking or knocking might point to improper rubber coupling function and the need for inspection.
• Altered Performance: Decline in machinery performance, such as reduced torque transmission or higher energy consumption, can indicate coupling wear.

Regular inspections, visual checks, vibration analysis, and performance monitoring can help detect wear and deterioration early. This enables timely replacement and avoids operational problems.

Transmitting Torque and Damping Vibrations with a Rubber Coupling

A rubber coupling utilizes its flexible rubber element to achieve both torque transmission and vibration damping:

1. Torque Transmission: The rubber element connects two hubs, which are attached to the input and output shafts. As the input shaft rotates, it causes the rubber element to deform due to the applied torque. This deformation creates a shearing action within the rubber material, transmitting torque from the input to the output shaft.

2. Vibration Damping: The flexible rubber element of the coupling acts as a vibration isolator. When the coupling experiences external vibrations or shocks, the rubber absorbs the energy and dampens the vibrations before they reach the output shaft. The rubber’s elasticity and damping properties help mitigate vibrations and reduce the impact on the connected machinery, enhancing overall system performance and longevity.

This combination of torque transmission and vibration damping makes rubber couplings suitable for applications where misalignment compensation, shock absorption, and dampening of vibrations are essential, such as in pumps, compressors, HVAC systems, and various industrial machinery.

editor by CX 2024-02-22