China Good quality Customized Molded Injection Plastic Part for All Kinds of Industry

Product Description

Product:  Custom CHINAMFG spare parts for auto

Customized rubber parts are widely used in many areas in our daily life. Rubber products (rubber product) refers to the activities of producing a variety of rubber products with natural and synthetic rubber as raw materials, and also the rubber products produced by the use of waste rubber. The output of synthetic rubber has greatly exceeded that of natural rubber, and the largest yield is styrene butadiene rubber.
 Customized rubber products are made from rubber raw materials made from refiners, and they are designed according to the properties of the rubber products required, and the required hardness of the products is determined. The molding process is moulded by rubber plate vulcanizing machine. Finally, the product is processed by flash processing to smooth the surface of the product without burrs.
Product Details:

Materials: Nitrile rubber(NBR), Viton rubber(FKM), Silicone rubber, EPDM, Natural ruber.
Other Names: Auto rubber parts, rubber seal strips, rubber sealing, oil seals, rubber shock absorber.
Hardness: Shore A 50 -85
Operating temperature: -30 – 200 °C
Color: Red, Green, Blue, White, Black,Grey
Application: Custom CHINAMFG spare parts are used for pressure cooker, home appliance, autos, trucks, air-conditioners and etc.

The different material of rubber mounting 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 CHINAMFG
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.

The advantage of our company

  1. We have 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.  
  5. Package and shipment

  6. Two part is packaged with 1 plastic bag, then certain quantity of rubber bellow seal are put into carton box.
  7. Carton box insider rubber bellow seal is with packing list detail. Such as, item name, the type number of rubber bellow seal, quantity of rubber bellow seal, gross weight,net weight, dimension of carton box,etc
  8. All of carton box will be put on 1 non-fumigation pallet, then all carton boxes will be wrapped by film.

    4.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

  1. 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.

  1. 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.

  1. 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

  1. 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.

  1. 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.

  1. 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.
 

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Transport Package: Carton
Specification: customize
Trademark: WL
Origin: China
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

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Customization:
Available

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Can injection molded parts be customized or modified to meet unique industrial needs?

Yes, injection molded parts can be customized or modified to meet unique industrial needs. The injection molding process offers flexibility and versatility, allowing for the production of highly customized parts with specific design requirements. Here’s a detailed explanation of how injection molded parts can be customized or modified:

Design Customization:

The design of an injection molded part can be tailored to meet unique industrial needs. Design customization involves modifying the part’s geometry, features, and dimensions to achieve specific functional requirements. This can include adding or removing features, changing wall thicknesses, incorporating undercuts or threads, and optimizing the part for assembly or integration with other components. Computer-aided design (CAD) tools and engineering expertise are used to create custom designs that address the specific industrial needs.

Material Selection:

The choice of material for injection molded parts can be customized based on the unique industrial requirements. Different materials possess distinct properties, such as strength, stiffness, chemical resistance, and thermal stability. By selecting the most suitable material, the performance and functionality of the part can be optimized for the specific application. Material customization ensures that the injection molded part can withstand the environmental conditions, operational stresses, and chemical exposures associated with the industrial application.

Surface Finishes:

The surface finish of injection molded parts can be customized to meet specific industrial needs. Surface finishes can range from smooth and polished to textured or patterned, depending on the desired aesthetic appeal, functional requirements, or ease of grip. Custom surface finishes can enhance the part’s appearance, provide additional protection against wear or corrosion, or enable specific interactions with other components or equipment.

Color and Appearance:

Injection molded parts can be customized in terms of color and appearance. Colorants can be added to the material during the molding process to achieve specific shades or color combinations. This customization option is particularly useful when branding, product differentiation, or visual identification is required. Additionally, surface textures, patterns, or special effects can be incorporated into the mold design to create unique appearances or visual effects.

Secondary Operations:

Injection molded parts can undergo secondary operations to further customize or modify them according to unique industrial needs. These secondary operations can include post-molding processes such as machining, drilling, tapping, welding, heat treating, or applying coatings. These operations enable the addition of specific features or functionalities that may not be achievable through the injection molding process alone. Secondary operations provide flexibility for customization and allow for the integration of injection molded parts into complex assemblies or systems.

Tooling Modifications:

If modifications or adjustments are required for an existing injection molded part, the tooling can be modified or reconfigured to accommodate the changes. Tooling modifications can involve altering the mold design, cavity inserts, gating systems, or cooling channels. This allows for the production of modified parts without the need for creating an entirely new mold. Tooling modifications provide cost-effective options for customizing or adapting injection molded parts to meet evolving industrial needs.

Prototyping and Iterative Development:

Injection molding enables the rapid prototyping and iterative development of parts. By using 3D printing or soft tooling, prototype molds can be created to produce small quantities of custom parts for testing, validation, and refinement. This iterative development process allows for modifications and improvements to be made based on real-world feedback, ensuring that the final injection molded parts meet the unique industrial needs effectively.

Overall, injection molded parts can be customized or modified to meet unique industrial needs through design customization, material selection, surface finishes, color and appearance options, secondary operations, tooling modifications, and iterative development. The flexibility and versatility of the injection molding process make it a valuable manufacturing method for creating highly customized parts that address specific industrial requirements.

Can you provide guidance on the selection of injection molded materials based on application requirements?

Yes, I can provide guidance on the selection of injection molded materials based on application requirements. The choice of material for injection molding plays a critical role in determining the performance, durability, and functionality of the molded parts. Here’s a detailed explanation of the factors to consider and the guidance for selecting the appropriate material:

1. Mechanical Properties:

Consider the mechanical properties required for the application, such as strength, stiffness, impact resistance, and wear resistance. Different materials have varying mechanical characteristics, and selecting a material with suitable properties is crucial. For example, engineering thermoplastics like ABS, PC, or nylon offer high strength and impact resistance, while materials like PEEK or ULTEM provide exceptional mechanical performance at elevated temperatures.

2. Chemical Resistance:

If the part will be exposed to chemicals, consider the chemical resistance of the material. Some materials, like PVC or PTFE, exhibit excellent resistance to a wide range of chemicals, while others may be susceptible to degradation or swelling. Ensure that the selected material can withstand the specific chemicals it will encounter in the application environment.

3. Thermal Properties:

Evaluate the operating temperature range of the application and choose a material with suitable thermal properties. Materials like PPS, PEEK, or LCP offer excellent heat resistance, while others may have limited temperature capabilities. Consider factors such as the maximum temperature, thermal stability, coefficient of thermal expansion, and heat transfer requirements of the part.

4. Electrical Properties:

For electrical or electronic applications, consider the electrical properties of the material. Materials like PBT or PPS offer good electrical insulation properties, while others may have conductive or dissipative characteristics. Determine the required dielectric strength, electrical conductivity, surface resistivity, and other relevant electrical properties for the application.

5. Environmental Conditions:

Assess the environmental conditions the part will be exposed to, such as humidity, UV exposure, outdoor weathering, or extreme temperatures. Some materials, like ASA or HDPE, have excellent weatherability and UV resistance, while others may degrade or become brittle under harsh conditions. Choose a material that can withstand the specific environmental factors to ensure long-term performance and durability.

6. Regulatory Compliance:

Consider any regulatory requirements or industry standards that the material must meet. Certain applications, such as those in the medical or food industries, may require materials that are FDA-approved or comply with specific certifications. Ensure that the selected material meets the necessary regulatory and safety standards for the intended application.

7. Cost Considerations:

Evaluate the cost implications associated with the material selection. Different materials have varying costs, and the material choice should align with the project budget. Consider not only the material cost per unit but also factors like tooling expenses, production efficiency, and the overall lifecycle cost of the part.

8. Material Availability and Processing:

Check the availability of the material and consider its processability in injection molding. Ensure that the material is readily available from suppliers and suitable for the specific injection molding process parameters, such as melt flow rate, moldability, and compatibility with the chosen molding equipment.

9. Material Testing and Validation:

Perform material testing and validation to ensure that the selected material meets the required specifications and performance criteria. Conduct mechanical, thermal, chemical, and electrical tests to verify the material’s properties and behavior under application-specific conditions.

Consider consulting with material suppliers, engineers, or experts in injection molding to get further guidance and recommendations based on the specific application requirements. They can provide valuable insights into material selection based on their expertise and knowledge of industry standards and best practices.

By carefully considering these factors and guidance, you can select the most appropriate material for injection molding that meets the specific application requirements, ensuring optimal performance, durability, and functionality of the molded parts.

What are injection molded parts, and how are they manufactured?

Injection molded parts are components or products that are produced through the injection molding manufacturing process. Injection molding is a widely used manufacturing technique for creating plastic parts with high precision, complexity, and efficiency. Here’s a detailed explanation of injection molded parts and the process of manufacturing them:

Injection Molding Process:

The injection molding process involves the following steps:

1. Mold Design:

The first step in manufacturing injection molded parts is designing the mold. The mold is a custom-made tool that defines the shape and features of the final part. It is typically made from steel or aluminum and consists of two halves: the cavity and the core. The mold design takes into account factors such as part geometry, material selection, cooling requirements, and ejection mechanism.

2. Material Selection:

The next step is selecting the appropriate material for the injection molding process. Thermoplastic polymers are commonly used due to their ability to melt and solidify repeatedly without significant degradation. The material choice depends on the desired properties of the final part, such as strength, flexibility, transparency, or chemical resistance.

3. Melting and Injection:

In the injection molding machine, the selected thermoplastic material is melted and brought to a molten state. The molten material, called the melt, is then injected into the mold under high pressure. The injection is performed through a nozzle and a runner system that delivers the molten material to the mold cavity.

4. Cooling:

After the molten material is injected into the mold, it begins to cool and solidify. Cooling is a critical phase of the injection molding process as it determines the final part’s dimensional accuracy, strength, and other properties. The mold is designed with cooling channels or inserts to facilitate the efficient and uniform cooling of the part. Cooling time can vary depending on factors such as part thickness, material properties, and mold design.

5. Mold Opening and Ejection:

Once the injected material has sufficiently cooled and solidified, the mold opens, separating the two halves. Ejector pins or other mechanisms are used to push or release the part from the mold cavity. The ejection system must be carefully designed to avoid damaging the part during the ejection process.

6. Finishing:

After ejection, the injection molded part may undergo additional finishing processes, such as trimming excess material, removing sprues or runners, and applying surface treatments or textures. These processes help achieve the desired final appearance and functionality of the part.

Advantages of Injection Molded Parts:

Injection molded parts offer several advantages:

1. High Precision and Complexity:

Injection molding allows for the creation of parts with high precision and intricate details. The molds can produce complex shapes, fine features, and precise dimensions, enabling the manufacturing of parts with tight tolerances.

2. Cost-Effective Mass Production:

Injection molding is a highly efficient process suitable for large-scale production. Once the mold is created, the manufacturing process can be automated, resulting in fast and cost-effective production of identical parts. The high production volumes help reduce per-unit costs.

3. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, allowing for versatility in material selection based on the desired characteristics of the final part. Different materials can be used to achieve specific properties such as strength, flexibility, heat resistance, or chemical resistance.

4. Strength and Durability:

Injection molded parts can exhibit excellent strength and durability. The molding process ensures that the material is uniformly distributed, resulting in consistent mechanical properties throughout the part. This makes injection molded parts suitable for various applications that require structural integrity and longevity.

5. Minimal Post-Processing:

Injection molded parts often require minimal post-processing. The high precision and quality achieved during the molding process reduce the need for extensive additional machining or finishing operations, saving time and costs.

6. Design Flexibility:

With injection molding, designers have significant flexibility in part design. The process can accommodate complex geometries, undercuts, thin walls, and other design features that may be challenging or costly with other manufacturing methods. This flexibility allows for innovation and optimization of part functionality.

In summary, injection molded parts are components or products manufactured through the injection molding process. This process involves designing amold, selecting the appropriate material, melting and injecting the material into the mold, cooling and solidifying the part, opening the mold and ejecting the part, and applying finishing processes as necessary. Injection molded parts offer advantages such as high precision, complexity, cost-effective mass production, material versatility, strength and durability, minimal post-processing, and design flexibility. These factors contribute to the widespread use of injection molding in various industries for producing high-quality plastic parts.

China Good quality Customized Molded Injection Plastic Part for All Kinds of Industry  China Good quality Customized Molded Injection Plastic Part for All Kinds of Industry
editor by CX 2024-01-06