China OEM Molded Silicone Rubber Damper Buffer Custom Silicone Product Rubber Part for Auto Machinery

Product Description

Rubber bushing/rubber stopper/rubber shock absorber is vulcanized with various of material, such as EPDM, NR,SBR etc.
With Good resistance to seasonality, heat resistance, chlorination resistance, aging resistance.
Inside stainless steel and It has a very good damping effect.
Are widely applied in any area, such as furniture, Chassis instrument etc
 
Production Description

Item Name Rubber bushing, ruubber stopper, rubber shock absorber
Material EPDM,NBR,NR,SBR,PVC,EPT, PP/ABS
Color Black, white, red,etc
Dimension As client’s requirement
Hardness 30~90ShA
Feature High elasticity, insulation, abrasion resistance, oil resistance, aging resistance, high temperature resistance, cold resistance, anti-corrosion, anti-static
Application Removable instruction,furniture,etc
OEM welcome
MOQ Meet your requirement
Certification REACH, ROHS,FDA,SGS,etc

The advantage and property of rubber bushing/rubber stopper/rubber shock absorber
1. We adopt heighten new technology craft
2. The material of rubber bushing is complete fresh and tasteless
3. Not fade, anti-slip wear-resistant anti – pressure , damping, acid and alkali resistant
4.  Environment friendly


The different material of rubber bushing will cause different property.
EPDM/NBR/silicone/SBR/PP/PVC etc.

Items EPDM NR silicone PVC
Hardness
(Sha)
30~85 30~90 20~85 50~95
Tensile strength
(Mpa)
≥8.5MPa > 20 Mpa 3~8 10~50
Elongation(%) 200~550 1000% 200~800 200~600
Specific Gravity 0.75-1.6 1.15-1.21 1.25~1.35 1.3~1.7
Temperature range -40~+120°C -50~70ºC. -55~+350°C -29°C – 65.5°C

1. the property of NR
 It has good wear resistance, high elasticity, breaking strength and elongation, But in the air, it is easy to get age, and it is get sticky when it get in touch with heat, which is easy to expand and dissolve in mineral oil or gasoline, but it is resistant to strong acid, but not to Alkali . working temperature is -50~70ºC.
2. the property of EPDM
Weather ability, aging resistance, CHINAMFG resistance, chemical stability are excellent, and CFCS and a variety of refrigerants. Working temperature is -50~150
3. the property of silicone
It has excellent heat resistance, cold resistance, CHINAMFG resistance and atmospheric aging resistant.Good electrical insulation performance,The tensile strength and wear resistance are generally poor and has non- oil resistant. The working temperature is -55~250ºC
4. The property of NBR
Good oil resistance, heat resistance, abrasion resistance, solvent resistance and high – pressure oil,But it is not suitable for CHINAMFG solvents, such as ketones, ozone, nitro-hydrocarbons, and chloroform. The working temperature is -40~120 ºC
5. the property of CR
It has good elasticity, wear resistance and atmospheric aging resistance. It is not afraid of violent distortion and flammability.Chemical stability. The working temperature is -40~100 ºC
6. The property of FKM
Excellent high temperature resistance,And have excellent chemical resistance, most oil and solvent (other than ketones and esters).cold resistance is not good.
 

About US
These years, We are working on various project of customers and long term working in rubber industry. We have faith in giving your professional advice on your particular project.
At present, our market have been expanded to more than 30 countries, and still growing.
First we will get drawing or sample from our client to check their design. If there is no drawing or sample, we will ask some question about product concept and design idea.
Then according to what application environment of rubber part, we will help design drawing and what raw material is best for rubber part. OEM parts are ok for us.
 
We can meet your requirement of the design and use for different shapes and material,
 And high/low temperature, foam/sponge or CHINAMFG rubber profile, fire resistance and special property of any rubber profile and molding rubber part
The advantage of our company
1.We have excellent complete production line with advanced production and test equipment
 Adding First-class technicians, so that we can  offer you the competitive price and high quality ,fast delivery time .
2.We have a special drawing design department to design the correct drawing data meeting your requirements. Then, we will use CAD or other format drawing to carry on tracking the production of tooling, sample ,mass goods. To avoid something wrong to each process. To make sure all of dimension are correct.
3.We also has special production supervision department. The engineer staff will Supervise  each process from the manufacture of tooling to the production of mass goods.
Reduce something wrong happened, finally offer you parts meeting your technology requirement.
4. All of Raw material are past quality certification,In the meantime, we will first delivery test report of rubber part when all of mass goods are finished. And make sure the quality meet your requirement, then make shipment.

Packing and shipment

  • one part is packaged with 1 plastic bag, then certain quantity of mounting are put into carton box.
  • Carton box insider rubber mounting is with packing list detail. Such as, item name, the type number of rubber mounting, quantity of rubber mounting, gross weight,net weight, dimension of carton box,etc
  • All of carton box will be put on 1 non-fumigation pallet, then all carton boxes will be wrapped by film.
  • We have our own forwarder which has Rich experience in delivery arrangement to optimize the most economic and quickest shipping way, SEA,  AIR,  DHL, UPS ,FEDEX, TNT , etc.
  • Why choose us?
  • 1.Product: we specialize in rubber molding,injection and extruded rubber profile.
       And complete advanced production equipment and test equipment
    2.High quality:100% of the national standard has been no product quality complaints
    the materials are environmentally friendly and the technology reaches the international advanced level
    3.The competitive price:we have own factory, and the price is directly from factory. In additional,perfect advanced production equipment and enough staff. So the price is the best.
    4.Quantity :Small quantity is available
    5.Tooling:Developing tooling according to drawing or sample, and solve all of questions
    6.Package: all of package meet standard internal export package, carton outside, inside plastic bag for each part; as your requirement
    7.Transport:We have our own freight forwarder which can guarantee our goods can be delivered safely and promptly by sea or air
    8.Stock and delivery:Standard specification,lots of stocks, and fast delivery
    10. Service:Excellent service after-sales
     
  • Common Questions
  • What is the minimum order quantity for your rubber products?
  • Answer:We didn’t set the minimum order quantity,1~10pcs some client has ordered.
  • If we can get sample of rubber product from you?
  •  Answer:Of course, you can. Feel free to contact me about it if you need it.
  • Do we need to charge for customizing our own products? And if it is necessary to make tooling?
  • Answer: if we have the same or similar rubber part, at the same time, you satisfy it.
     Well, you don’t need to open tooling
    New rubber part, you will charge tooling according to the cost of tooling.
    In additional,if the cost of tooling is more than 1000 USD, we will return all of them to you in the future when purchasing order quantity reach certain quantity our company rule
  • How long you will get sample of rubber part?
  • Answer: Usually it is up to complexity degree of rubber part. Usually it take 7 to 10work days.
  • How many your company product rubber parts?
  •  Answer:It is up to the size of tooling and the quantity of cavity of tooling. If rubber part is more complicate and much bigger, well maybe just make few, but if rubber part is small and simple, the quantity is more than 200,000pcs.
  • Silicone part meet environment standard?
  • Answer:Our silicone part are all high grade 100% pure silicone material. We can offer you certification ROHS and SGS, FDA .Many of our products are exported to European and American countries. Such as: Straw, rubber diaphragm, food mechanical rubber, etc.
     
  • FAQ
    1. Are you factory or trade company?
    We  specialize in manufacturing rubber and plastic manufacturer, founded in 2004
    2. What’s the order process?
    A: Inquiry—provide us all clear requirements, such as drawing with detail technical data, or original sample
    B: Quotation—official quotation sheet with all detail specifications including price terms,shipment terms,etc
    C: Payment terms—100% prepaid the cost of tooling before making new sample
                    T/T 30% in advanced, and the balance according to the copy of the B/L
    D:Develop tooling—open the mould according to your requirement
    E:Sample confirmation—send you the sample for confirmation with test report from us
    F:Production—mass goods for order production
    G:Shipping— by sea, air or courier. Detailed picture of package will show you.
     
    3. What other terms of payment you use?
       PayPal, Western Union

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Usage: Agricultural, Industrial, Medical, Vehicle, Electronic, Household
Material: EPDM, Nr, NBR, Silicone, PVC, FKM, Eptetc
Process Technology: Molding or Injection
The Name of Enterprise: Manufacturer
Certification: FDA, SGS, Reach, RoHS, etc
OEM: Welcome
Samples:
US$ 0.3/Piece
1 Piece(Min.Order)

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Customization:
Available

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What are the typical tolerances and quality standards for injection molded parts?

When it comes to injection molded parts, the tolerances and quality standards can vary depending on several factors, including the specific application, industry requirements, and the capabilities of the injection molding process. Here are some general considerations regarding tolerances and quality standards:

Tolerances:

The tolerances for injection molded parts typically refer to the allowable deviation from the intended design dimensions. These tolerances are influenced by various factors, including the part geometry, material properties, mold design, and process capabilities. It’s important to note that achieving tighter tolerances often requires more precise tooling, tighter process control, and additional post-processing steps. Here are some common types of tolerances found in injection molding:

1. Dimensional Tolerances:

Dimensional tolerances define the acceptable range of variation for linear dimensions, such as length, width, height, and diameter. The specific tolerances depend on the part’s critical dimensions and functional requirements. Typical dimensional tolerances for injection molded parts can range from +/- 0.05 mm to +/- 0.5 mm or even tighter, depending on the complexity of the part and the process capabilities.

2. Geometric Tolerances:

Geometric tolerances specify the allowable variation in shape, form, and orientation of features on the part. These tolerances are often expressed using symbols and control the relationships between various geometric elements. Common geometric tolerances include flatness, straightness, circularity, concentricity, perpendicularity, and angularity. The specific geometric tolerances depend on the part’s design requirements and the manufacturing capabilities.

3. Surface Finish Tolerances:

Surface finish tolerances define the acceptable variation in the texture, roughness, and appearance of the part’s surfaces. The surface finish requirements are typically specified using roughness parameters, such as Ra (arithmetical average roughness) or Rz (maximum height of the roughness profile). The specific surface finish tolerances depend on the part’s aesthetic requirements, functional needs, and the material being used.

Quality Standards:

In addition to tolerances, injection molded parts are subject to various quality standards that ensure their performance, reliability, and consistency. These standards may be industry-specific or based on international standards organizations. Here are some commonly referenced quality standards for injection molded parts:

1. ISO 9001:

The ISO 9001 standard is a widely recognized quality management system that establishes criteria for the overall quality control and management of an organization. Injection molding companies often seek ISO 9001 certification to demonstrate their commitment to quality and adherence to standardized processes for design, production, and customer satisfaction.

2. ISO 13485:

ISO 13485 is a specific quality management system standard for medical devices. Injection molded parts used in the medical industry must adhere to this standard to ensure they meet the stringent quality requirements for safety, efficacy, and regulatory compliance.

3. Automotive Industry Standards:

The automotive industry has its own set of quality standards, such as ISO/TS 16949 (now IATF 16949), which focuses on the quality management system for automotive suppliers. These standards encompass requirements for product design, development, production, installation, and servicing, ensuring the quality and reliability of injection molded parts used in automobiles.

4. Industry-Specific Standards:

Various industries may have specific quality standards or guidelines that pertain to injection molded parts. For example, the aerospace industry may reference standards like AS9100, while the electronics industry may adhere to standards such as IPC-A-610 for acceptability of electronic assemblies.

It’s important to note that the specific tolerances and quality standards for injection molded parts can vary significantly depending on the application and industry requirements. Design engineers and manufacturers work together to define the appropriate tolerances and quality standards based on the functional requirements, cost considerations, and the capabilities of the injection molding process.

What is the role of design software and CAD/CAM technology in optimizing injection molded parts?

Design software and CAD/CAM (Computer-Aided Design/Computer-Aided Manufacturing) technology play a crucial role in optimizing injection molded parts. They provide powerful tools and capabilities that enable designers and engineers to improve the efficiency, functionality, and quality of the parts. Here’s a detailed explanation of the role of design software and CAD/CAM technology in optimizing injection molded parts:

1. Design Visualization and Validation:

Design software and CAD tools allow designers to create 3D models of injection molded parts, providing a visual representation of the product before manufacturing. These tools enable designers to validate and optimize the part design by simulating its behavior under various conditions, such as stress analysis, fluid flow, or thermal performance. This visualization and validation process help identify potential issues or areas for improvement, leading to optimized part designs.

2. Design Optimization:

Design software and CAD/CAM technology provide powerful optimization tools that enable designers to refine and improve the performance of injection molded parts. These tools include features such as parametric modeling, shape optimization, and topology optimization. Parametric modeling allows for quick iteration and exploration of design variations, while shape and topology optimization algorithms help identify the most efficient and lightweight designs that meet the required functional and structural criteria.

3. Mold Design:

Design software and CAD/CAM technology are instrumental in the design of injection molds used to produce the molded parts. Mold design involves creating the 3D geometry of the mold components, such as the core, cavity, runner system, and cooling channels. CAD/CAM tools provide specialized features for mold design, including mold flow analysis, which simulates the injection molding process to optimize mold filling, cooling, and part ejection. This ensures the production of high-quality parts with minimal defects and cycle time.

4. Design for Manufacturability:

Design software and CAD/CAM technology facilitate the implementation of Design for Manufacturability (DFM) principles in the design process. DFM focuses on designing parts that are optimized for efficient and cost-effective manufacturing. CAD tools provide features that help identify and address potential manufacturing issues early in the design stage, such as draft angles, wall thickness variations, or parting line considerations. By considering manufacturing constraints during the design phase, injection molded parts can be optimized for improved manufacturability, reduced production costs, and shorter lead times.

5. Prototyping and Iterative Design:

Design software and CAD/CAM technology enable the rapid prototyping of injection molded parts through techniques such as 3D printing or CNC machining. This allows designers to physically test and evaluate the functionality, fit, and aesthetics of the parts before committing to mass production. CAD/CAM tools support iterative design processes by facilitating quick modifications and adjustments based on prototyping feedback, resulting in optimized part designs and reduced development cycles.

6. Collaboration and Communication:

Design software and CAD/CAM technology provide a platform for collaboration and communication among designers, engineers, and other stakeholders involved in the development of injection molded parts. These tools allow for easy sharing, reviewing, and commenting on designs, ensuring effective collaboration and streamlining the decision-making process. By facilitating clear communication and feedback exchange, design software and CAD/CAM technology contribute to optimized part designs and efficient development workflows.

7. Documentation and Manufacturing Instructions:

Design software and CAD/CAM technology assist in generating comprehensive documentation and manufacturing instructions for the production of injection molded parts. These tools enable the creation of detailed drawings, specifications, and assembly instructions that guide the manufacturing process. Accurate and well-documented designs help ensure consistency, quality, and repeatability in the production of injection molded parts.

Overall, design software and CAD/CAM technology are instrumental in optimizing injection molded parts. They enable designers and engineers to visualize, validate, optimize, and communicate designs, leading to improved part performance, manufacturability, and overall quality.

How do injection molded parts compare to other manufacturing methods in terms of cost and efficiency?

Injection molded parts have distinct advantages over other manufacturing methods when it comes to cost and efficiency. The injection molding process offers high efficiency and cost-effectiveness, especially for large-scale production. Here’s a detailed explanation of how injection molded parts compare to other manufacturing methods:

Cost Comparison:

Injection molding can be cost-effective compared to other manufacturing methods for several reasons:

1. Tooling Costs:

Injection molding requires an initial investment in creating molds, which can be costly. However, once the molds are made, they can be used repeatedly for producing a large number of parts, resulting in a lower per-unit cost. The amortized tooling costs make injection molding more cost-effective for high-volume production runs.

2. Material Efficiency:

Injection molding is highly efficient in terms of material usage. The process allows for precise control over the amount of material injected into the mold, minimizing waste. Additionally, excess material from the molding process can be recycled and reused, further reducing material costs compared to methods that generate more significant amounts of waste.

3. Labor Costs:

Injection molding is a highly automated process, requiring minimal labor compared to other manufacturing methods. Once the molds are set up and the process parameters are established, the injection molding machine can run continuously, producing parts with minimal human intervention. This automation reduces labor costs and increases overall efficiency.

Efficiency Comparison:

Injection molded parts offer several advantages in terms of efficiency:

1. Rapid Production Cycle:

Injection molding is a fast manufacturing process, capable of producing parts in a relatively short cycle time. The cycle time depends on factors such as part complexity, material properties, and cooling time. However, compared to other methods such as machining or casting, injection molding can produce multiple parts simultaneously in each cycle, resulting in higher production rates and improved efficiency.

2. High Precision and Consistency:

Injection molding enables the production of parts with high precision and consistency. The molds used in injection molding are designed to provide accurate and repeatable dimensional control. This precision ensures that each part meets the required specifications, reducing the need for additional machining or post-processing operations. The ability to consistently produce precise parts enhances efficiency and reduces time and costs associated with rework or rejected parts.

3. Scalability:

Injection molding is highly scalable, making it suitable for both low-volume and high-volume production. Once the molds are created, the injection molding process can be easily replicated, allowing for efficient production of identical parts. The ability to scale production quickly and efficiently makes injection molding a preferred method for meeting changing market demands.

4. Design Complexity:

Injection molding supports the production of parts with complex geometries and intricate details. The molds can be designed to accommodate undercuts, thin walls, and complex shapes that may be challenging or costly with other manufacturing methods. This flexibility in design allows for the integration of multiple components into a single part, reducing assembly requirements and potential points of failure. The ability to produce complex designs efficiently enhances overall efficiency and functionality.

5. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, providing versatility in material selection based on the desired properties of the final part. Different materials can be chosen to achieve specific characteristics such as strength, flexibility, heat resistance, chemical resistance, or transparency. This material versatility allows for efficient customization and optimization of part performance.

In summary, injection molded parts are cost-effective and efficient compared to many other manufacturing methods. The initial tooling costs are offset by the ability to produce a large number of parts at a lower per-unit cost. The material efficiency, labor automation, rapid production cycle, high precision, scalability, design complexity, and material versatility contribute to the overall cost-effectiveness and efficiency of injection molding. These advantages make injection molding a preferred choice for various industries seeking to produce high-quality parts efficiently and economically.

China OEM Molded Silicone Rubber Damper Buffer Custom Silicone Product Rubber Part for Auto Machinery  China OEM Molded Silicone Rubber Damper Buffer Custom Silicone Product Rubber Part for Auto Machinery
editor by CX 2024-02-20