Productbeschrijving
Productbeschrijving
Wear Resistance PU GR GS HCR L MT NM T Type Jaw Rubber Star Coupling Spider Plum Cushion shaft Coupling
Polyurethane or called PU, Urethane is 1 of the strongest, toughest and most durable materials for making custom urethane parts and custom urethane products.
Our company can produce and supply cast polyurethane elastomer, which has excellent chemical characters: oil resistant, CHINAMFG resistant, aging resistant, corrosion resistant, hydrolysis resistant, heat and cold resistant, etc. Also polyurethane has excellent physical characters: high tear resistant, high impact resistant, high elasticity, high load-bearing resistant, etc. Compared to rubber, plastic and other material, polyurethane offers perfect mechanical properties.
With our in-house mold making capabilities, and 3D printer, we’re able to easily manufacture precise shapes cost-effectively.
Polyurethane products mainly include: Polyurethane block of coal plates, polyurethane scraper, etc., to meet different customer needs, special orders can be made as drawing and sample.
Custom Polyurethane PU Part as per your design.
1. Material: PU Polyurethane or rubber
2. Size: According to your drawing or sample.
3. Color: Black, white, Transparent, gray, green, yellow, blue, red and so on.
Mechanical industrial use – roller, tape, seals
Applications in the automobile industry – tires, seals
Application in terms of light industry – PU sole material, polyurethane synthetic leather, polyurethane fiber;
Applications in respect of the construction industry – waterproof timber, paving materials, potting materials
Besides plum CHINAMFG pad, or called GR mat, polyurethane sprockets, coupling cushion gasket, etc, we also can customize various PU products according to your drawing. Some cases are below:
Productparameters
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Feature: |
1.Abrasion resistant, High rebound, High load capacity |
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Advantage: |
Wear resistance,Tensile strength, Anti-static, High load capacity , Temperature resistant ,Mechanical formulation ,Oil resistance |
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Application: |
– Machine parts |
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Company Profile
HangZhou CITY SANSHI RUBBER CO.,LTD.
Was founded in 1980,we are located in HangZhou HangZhou city, ZheJiang province of China,
covers 9000 square meters,with more than hundred workemates and 30 sets of machinery equipment.
Rubber Oil seal are our major products also with customerized rubber parts , Rubber gaskets, Rubber damping blocks,Rubber sealing strip, Rubber sealing band,Polyurethane parts,Plastic Products, Bakelite Products , ring, Hardware stamping parts.
Our advantages
1. Various material.
2. We are direct factory, so small order quantity is acceptable and lots of samples are free.
3. There are about 8000 sets of moulds are free.
4. Our factory locates in the north of China, the cheaper labor cost brings us lower production cost.
5. With more than 30-year experience, we could supply you suitable solutions.
Veelgestelde vragen
Q1: Are you trading company or manufacturer?
We are a manufacturer specializing in rubber & plastic products.
Q2: Can I have a sample order for the product?
Yes, we welcome sample order to test and check quality.
Q3: Do you provide OEM/ODM service?
Yes, OEM/ODM are welcome.
Q4: I want to know more information, what should I do?
Welcome talk with us online or leave a message. Besides, you can also contact us by Email.
We will reply to you within 24 hours on weekdays.
Q5: What about the lead time?
Sample needs 5-7 days, mass production time is subject to your quantity. 15-20 days to deliver 1×20″ container of roof flashing for
instance.
Q6: Is it OK to print my logo on the product?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
material: Polyurethane,
color: white, black, yellew, orange
feature: wearable, high qualtiy and best price
T type plum 6 corner pump pad
Performance and application:
This product is suitable for the pump and the drive mechanism to connect the elastic buffer.
Use temperature: 0C ~+80 0C -40
Product hardness: 5.75A + 5 +
Gauge: T200 – T40
Cars, tractors gearbox seal with nitrile rubber, its poor performance. Instead polyurethane elastomer seals, has good flexibility, water resistance, elasticity, abrasion resistance, low temperature resistance and mechanical strength.
custom-made is welcome, and the mold charge is for free.
| Material available | NBR, HNBR(H), HNBR(X), EPDM, NR,SBR, ACM,CFR,VMQ, CR,FKM(V), FFKM(K), PU, ECO,AFLAC |
| Mold | We can make mold by ourselves with competitive price, And if the quantity is up to 1000 pcs, the mold is for free. And more, for various oil seal, we have more than 10,000 molds in stock. |
| Size range | From 10mm to 2000mm Diameter |
| Weight range of products | 5g to 20kg |
| Colors available | Red, orange, yellow, green, blue, gray, purple, brown, milk color |
| processing equipment | Rubber molding machines, rubber injection machines, extruding machines. |
More about our company :
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| After-sales Service: | Beschikbaar |
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| Warranty: | Beschikbaar |
| Condition: | New |
| Certification: | ISO9001 |
| Standard: | ASTM |
| Customized: | Customized |
| Voorbeelden: |
US$ 0.2/Piece
1 stuk (minimale bestelling) | |
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| Aanpassing: |
Beschikbaar
| Aanvraag op maat |
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Can flexible couplings accommodate high torque and high-speed applications?
Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.
High Torque Applications:
Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.
Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.
High-Speed Applications:
Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.
Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.
Considerations:
When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:
- The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
- The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
- Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
- In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.
In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.
Kunnen flexibele koppelingen zowel voor motor-as- als as-asverbindingen worden gebruikt?
Ja, flexibele koppelingen kunnen in diverse toepassingen zowel voor motor-as- als as-asverbindingen worden gebruikt. De veelzijdigheid van flexibele koppelingen maakt het mogelijk om ze aan te passen aan verschillende soorten verbindingen en te voldoen aan de specifieke eisen van het systeem.
Motor-asverbindingen:
Bij het aansluiten van een motor op een as fungeert een flexibele koppeling als tussenstuk tussen de motoras en de aangedreven as. Flexibele koppelingen worden veelvuldig gebruikt in motoraangedreven systemen om uitlijningsverschillen tussen de motor en de aangedreven belasting op te vangen. In motortoepassingen helpen flexibele koppelingen de belasting en slijtage van de motorlagers te verminderen, waardoor de levensduur van de motor wordt verlengd en de algehele betrouwbaarheid van het systeem wordt verbeterd. Ze fungeren ook als trillingsdempers, waardoor trillingen die van de motor naar de aangedreven as en vervolgens naar de aangesloten apparatuur worden overgebracht, worden geminimaliseerd en een soepelere werking wordt gegarandeerd.
As-asverbindingen:
In veel mechanische systemen, zoals die in de productie-, automatiserings- en krachtoverbrengingsindustrie, zijn as-asverbindingen nodig. Een flexibele koppeling kan de opening tussen twee assen overbruggen en koppel overbrengen, terwijl tegelijkertijd uitlijningsafwijkingen worden opgevangen. Dit type koppeling wordt vaak gebruikt om assen te verbinden die niet perfect zijn uitgelijnd als gevolg van factoren zoals productietoleranties, thermische uitzetting of verzakking van de fundering. Door uitlijningsafwijkingen toe te staan, beschermt de flexibele koppeling de verbonden componenten tegen overmatige spanningen en zorgt deze voor een efficiënte krachtoverbrenging.
Veelzijdigheid en voordelen:
Doordat flexibele koppelingen zowel motor-as- als as-asverbindingen aankunnen, zijn ze veelzijdige oplossingen voor een breed scala aan industriële toepassingen. Enkele voordelen van het gebruik van flexibele koppelingen in deze verbindingen zijn:
- Het minimaliseren van spanning en slijtage op verbonden componenten, zoals lagers en afdichtingen.
- Het compenseren van uitlijningsfouten zorgt voor een soepele krachtoverbrenging.
- Het dempen van trillingen en schokbelastingen, waardoor het risico op mechanische storingen wordt verminderd.
- Het beschermen van apparatuur tegen overmatige krachten en het verhogen van de systeem betrouwbaarheid.
- Vereenvoudiging van installatie- en uitlijningsprocedures, waardoor de stilstandtijd wordt verkort.
- Verbetering van de algehele systeemprestaties en operationele efficiëntie.
Toepassingen:
Flexibele koppelingen vinden toepassing in een breed scala aan industrieën, waaronder de productie, materiaalverwerking, automobielindustrie, lucht- en ruimtevaart, robotica en meer. Of het nu gaat om het verbinden van een motor met een as of het rechtstreeks koppelen van twee assen, flexibele koppelingen spelen een cruciale rol in het verbeteren van de betrouwbaarheid en efficiëntie van roterende machines en mechanische systemen.
Kortom, flexibele koppelingen kunnen effectief dienen als verbindingsstukken voor zowel motor-as- als as-asverbindingen, en bieden essentiële compensatie voor uitlijningsfouten en bescherming voor aangesloten apparatuur in diverse industriële toepassingen.
Are there any limitations or disadvantages of using flexible couplings?
While flexible couplings offer numerous advantages, they do come with some limitations and disadvantages that should be considered when selecting them for specific applications. Here are some of the common limitations and disadvantages of using flexible couplings:
- Torsional Stiffness: Flexible couplings provide some level of torsional flexibility, which is advantageous in many applications. However, in systems that require high precision and minimal angular deflection, the inherent flexibility of the coupling may not be suitable. In such cases, a rigid coupling may be more appropriate.
- Limitation in High-Torque Applications: While some flexible couplings can handle moderate to high torque levels, they may not be as well-suited for extremely high-torque applications. In such cases, specialized couplings, such as gear couplings, may be required to handle the high torque demands.
- Temperature Limitations: The performance of certain flexible coupling materials, especially elastomers and plastics, may be affected by extreme temperature conditions. High temperatures can lead to premature wear and reduced lifespan of the coupling, while low temperatures may result in reduced flexibility and potential brittleness.
- Chemical Compatibility: Certain flexible coupling materials may not be compatible with certain chemicals or substances present in the application’s environment. Exposure to chemicals can cause degradation or corrosion of the coupling material, affecting its performance and lifespan.
- Installation and Alignment: Flexible couplings require proper installation and alignment to function effectively. If not installed correctly, misalignment issues may persist, leading to premature wear and reduced performance. Aligning the shafts accurately can be time-consuming and may require specialized equipment and expertise.
- Cost: In some cases, flexible couplings may be more expensive than rigid couplings due to their more complex design and use of specialized materials. However, the cost difference is often justified by the benefits they offer in terms of misalignment compensation and vibration damping.
- Service Life: The service life of a flexible coupling can vary depending on the application’s conditions and the quality of the coupling. Regular maintenance and timely replacement of worn or damaged parts are essential to ensure the coupling’s longevity and prevent unexpected failures.
Despite these limitations, flexible couplings remain highly valuable components in a wide range of applications, providing efficient torque transmission and compensating for misalignment. Proper selection, installation, and maintenance can help mitigate many of the disadvantages associated with flexible couplings, ensuring their reliable and long-lasting performance in various mechanical systems.
editor by CX 2024-04-26
