Are you looking for the best rubber moulded factories in China to meet your specific needs? With so many excellent manufacturers, choosing the right one can be daunting. Let’s dive into a comparison of the top rubber moulded factories in China, highlighting their unique strengths, capabilities, and what sets them apart.

Top 10 Molded Rubber Products Manufacturers in China(2024)

Product Details: Hongju specializes in manufacturing custom silicone rubber products, including molded, extruded, and die-cut rubber parts. They offer a wide range of rubber compounds such as Ethylene-Propylene (EPDM), Nitrile (NBR), Silicone (VMQ), and more. The products are used in various industries including electrical appliances, automotive, food and beverage, medical equipment, and aerospace. Hongju provides OEM and ODM services, rapid prototyping within 3-5 work days, and low minimum order quantities. Their production cycle typically ranges from 9-15 workdays, and they hold ISO 9001, CE, and FDA certifications[2][3][5].

Pros:
– Over 20 years of design and production experience
– Wide range of rubber compounds available
– Rapid prototyping within 3-5 work days
– Low minimum order quantities
– ISO 9001, CE, and FDA certified products
– Environmentally friendly materials and processes
– Experienced and certified staff with excellent English skills
– Lightning-fast delivery and flexible production quantities

Cons:
– Production cycle can vary depending on quantity and complexity of products
– Factory inspections may be limited due to epidemic restrictions, with online ins…
– Specific certification needs may require additional application processes

Rubber Molding | Rubber Extrusion | Liquid Silicone Extrusion …

Product Details: Rubber extrusions and moldings are manufactured using various processes such as compression molding, injection molding, and transfer molding. These methods allow for the creation of custom rubber parts including seals, gaskets, tubing, and complex profiles. The materials used include Buna, Nitrile, Neoprene, Viton, EPDM, Silicone, and others, each with specific properties suitable for different applications. Industries served include industrial manufacturing, food & beverage, chemical processing, power generation, and more.

Pros:
– High versatility in creating custom shapes and profiles
– Ability to produce parts with tight tolerances and complex geometries
– Continuous extrusion process minimizes assembly needs and enhances structural in…
– Wide range of materials available to meet various temperature, weather, and tech…
– Cost-effective solutions with short lead times

Cons:
– Requires specialized equipment and expertise
– Material selection can be complex and dependent on specific application requirem…
– Post-processing steps such as cutting, drilling, and vulcanization may add to th…

Custom Rubber Mould Manufacturer Injection …

Custom Rubber Products | Rubber Manufacturer

Product Details: Custom rubber extrusions and molded products are manufactured using various processes including compression, transfer, and injection molding. These products can be made from a wide range of materials such as Buna, Nitrile, Neoprene, Viton, EPDM, Silicone, and more. The extrusion process involves forcing rubber compounds through a die to create the desired shape, and the products can be further processed through vulcanization, splicing, and lathe cutting. Companies offer custom profiles, tubing, washers, gaskets, and other complex shapes to meet specific application requirements.

Pros:
– Ability to create various unique shapes and complex geometries
– Efficient and cost-effective production
– Lightweight, durable products
– Low waste production
– Meets or exceeds industry standards such as Mil-Spec, ASTM, SAE, ANSI, and FDA
– Customizable to fit specific application needs

Cons:
– Material choice and design requirements can be complex and require specialized k…
– Vulcanization and curing processes can lead to shrinkage or swelling of the mate…
– Some processes may require expensive custom tooling or dies
– Lead times can vary, typically ranging from 3-5 weeks

Rubber Molding Product

Product Details: Chinese rubber molding manufacturers, such as China Plastic Synergy Group, offer a wide range of custom rubber molded products. These include seals, gaskets, bellows, elastomeric check valves, electrical connectors seals, and various other components. The manufacturing processes include compression molding, transfer molding, and injection molding. These processes are suitable for different types of rubber, including EPDM, NBR, and silicone. The products are used across various industries such as automotive, aerospace, construction, consumer goods, food processing, and medical devices.

Pros:
– High precision and durability of the custom rubber molded products.
– Machine-driven processing eliminates most labor, saving time and cost while addi…
– Injection molding can be more cost-effective for high-volume production.
– Compression and transfer molding offer advantages in terms of cost and time effi…
– Wide range of applications across multiple industries.
– Advanced quality control processes ensure high-quality final products.

Cons:
– Initial tooling costs can be high, although some manufacturers offer low tooling…
– Dependence on the quality of raw materials which can vary.
– Limited flexibility in design changes once the molds are created.

China Molded Rubber Products Supplier | OEM Manufacturer

Product Details: Hebei Shida Seal Group is a China-based manufacturer of custom molded rubber products. They specialize in formulating high-performance rubber compounds and offer custom-molding capabilities in compression molding and injection molding. The polymers they work with include EPDM, NBR, and Silicone Rubber. Their custom rubber compounds feature good compression set, high tensile strength, excellent weathering, ozone, UV, water, steam, high and low temperature resistance. They supply molded rubber parts to various industries such as automotive, heavy truck, rail vehicles, marine, consumer products, appliances, electrical, electronics, and refrigeration compressors.

Pros:
– Quick turnaround to meet due dates
– In-house tooling manufacturing to save time on project timelines
– IATF 16949:2016 quality standards
– Prototypes through production quantities available
– On-site visits and audits encouraged
– Continuous cost control
– Tooling can be less complex and lower cost to construct
– Lower percentage material runner scrape vs. traditional injection or transfer mo…
– Process suitable for most elastomers and cure systems
– High precision, consistency, and design complexity in injection molding
– Ability to reverse engineer products from samples or develop for specific applic…

Cons:
– Labor for preforming material can add cost in compression molding
– Cycle times may be longer in compression molding
– Higher initial and long-term equipment investment costs for injection molding
– Injection molding better suited for high-volume runs due to high costs

Custom Rubber Injection Molding Service

Product Details: Rubber injection molding involves the process of heating and injecting uncured rubber compounds into a mold where they harden. This method is used for producing a variety of rubber parts. Key details include the use of various rubber materials such as Viton/FKM, silicone, neoprene, nitrile, EPDM, and SBR. The process can be customized with different molding methods like injection, compression, and transfer molding. Additional services include deflashing to remove waste, and secondary operations such as hole punching, drilling, and assembly.

Pros:
– High precision and consistency in part production
– Ability to work with a wide range of rubber materials
– Customizable molding processes to suit specific design and material needs
– Efficient deflashing methods to remove waste
– Secondary operations available for additional part processing

Cons:
– Requires specialized equipment and expertise
– Can be more expensive than other molding methods
– Material limitations, such as butyl rubber not being suitable for exposure to pe…
– Potential for flash or waste that needs to be removed

China Rubber Moulding Supplier, Manufacturer – Zhengguan

Product Details: Rubber moulding involves the process of creating rubber products using various moulding techniques such as injection moulding, compression moulding, and transfer moulding. These products can range from seals and gaskets to complex industrial parts. The process typically involves preparing the mould, injecting or placing the rubber material, and then curing it to achieve the desired shape and properties.

Pros:
– High precision and consistency in product quality
– Ability to produce complex shapes and designs
– Wide range of rubber materials available for different applications
– Cost-effective for large-scale production

Cons:
– High initial setup costs for moulds and equipment
– Limited flexibility in changing product designs once moulds are created
– Dependence on the quality of the moulds for final product quality
– Potential environmental impact from the production process

injection molding rubber in china

Product Details: Injection molding rubber in China involves the production of parts from natural rubber, synthetic thermoplastic rubber, and silicone materials. Natural rubber is derived from latex trees, primarily in Thailand and Vietnam, and undergoes a process of tapping, coagulation, and calendaring before being dried. Silicon rubber is used in liquid injection molding (LIM), where the silicon fluid is mixed with agents and heated or vulcanized to create the final product. This process is crucial for producing precise rubber parts used in medical equipment, automotive parts, mechanical tools, and everyday items like kitchen gadgets and carpentry tools. The molds are made from

materials such as steel and aluminum, and the process ensures uniformity and precision in the produced parts.

Pros:
– Ensures precision and uniformity in the produced parts, making it ideal for medi…
– Allows for the mass production of identical parts, which is beneficial for maint…
– Can handle a variety of materials, including natural rubber, synthetic thermopla…
– Supports the creation of complex and precise rubber injection molding products n…

Cons:
– The process involves multiple steps, including tapping, coagulation, and calenda…
– The use of different materials and agents in the LIM process can add complexity…
– The need for specialized machinery and equipment, such as press shops and indust…

The Most Trusted Rubber Compression Molding Supplier …

Product Details: Ruitai is a trusted supplier of rubber compression molding in China. The process involves applying custom molds to heat and compress thermoplastics and rubbers until they are deformed as desired. Common applications include seals, boots, and game handles. Ruitai’s rubber compression molding is known for its high repeatability and ability to create components of various sizes without weight limitations.

Pros:
– Less tooling cost compared to other methods, with molds made from materials like…
– Ability to create large-sized components without weight limitations.
– Economical for low and medium production, especially for creating prototypes bef…

Cons:
– Low recycle rate; compression molded components cannot be recycled like injectio…
– Longer time required for solidifying materials, especially those with poor therm…
– Suitable only for creating plastic components of simple design.

Comparison Table

Company	Product Details	Pros	Cons	Website
Top 10 Molded Rubber Products Manufacturers in China(2024)	Hongju specializes in manufacturing custom silicone rubber products, including molded, extruded, and die-cut rubber parts. They offer a wide range of…	– Over 20 years of design and production experience – Wide range of rubber compounds available – Rapid prototyping within 3-5 work days – Low minimum…	– Production cycle can vary depending on quantity and complexity of products – Factory inspections may be limited due to epidemic restrictions, with o…	hongjusilicone.com
Rubber Molding	Rubber Extrusion	Liquid Silicone Extrusion …	Rubber extrusions and moldings are manufactured using various processes such as compression molding, injection molding, and transfer molding. These me…	– High versatility in creating custom shapes and profiles – Ability to produce parts with tight tolerances and complex geometries – Continuous extrusi…
Custom Rubber Mould Manufacturer Injection …				www.melon-rubber.com
Custom Rubber Products	Rubber Manufacturer	Custom rubber extrusions and molded products are manufactured using various processes including compression, transfer, and injection molding. These pr…	– Ability to create various unique shapes and complex geometries – Efficient and cost-effective production – Lightweight, durable products – Low waste…	– Material choice and design requirements can be complex and require specialized k… – Vulcanization and curing processes can lead to shrinkage or sw…
Rubber Molding Product	Chinese rubber molding manufacturers, such as China Plastic Synergy Group, offer a wide range of custom rubber molded products. These include seals, g…	– High precision and durability of the custom rubber molded products. – Machine-driven processing eliminates most labor, saving time and cost while ad…	– Initial tooling costs can be high, although some manufacturers offer low tooling… – Dependence on the quality of raw materials which can vary. – L…	www.china-plastic-supplier.com
China Molded Rubber Products Supplier	OEM Manufacturer	Hebei Shida Seal Group is a China-based manufacturer of custom molded rubber products. They specialize in formulating high-performance rubber compound…	– Quick turnaround to meet due dates – In-house tooling manufacturing to save time on project timelines – IATF 16949:2016 quality standards – Prototyp…	– Labor for preforming material can add cost in compression molding – Cycle times may be longer in compression molding – Higher initial and long-term…
Custom Rubber Injection Molding Service	Rubber injection molding involves the process of heating and injecting uncured rubber compounds into a mold where they harden. This method is used for…	– High precision and consistency in part production – Ability to work with a wide range of rubber materials – Customizable molding processes to suit s…	– Requires specialized equipment and expertise – Can be more expensive than other molding methods – Material limitations, such as butyl rubber not bei…	www.zdcpu.com
China Rubber Moulding Supplier, Manufacturer – Zhengguan	Rubber moulding involves the process of creating rubber products using various moulding techniques such as injection moulding, compression moulding, a…	– High precision and consistency in product quality – Ability to produce complex shapes and designs – Wide range of rubber materials available for dif…	– High initial setup costs for moulds and equipment – Limited flexibility in changing product designs once moulds are created – Dependence on the qual…	www.zhengguan-cn.com
injection molding rubber in china	Injection molding rubber in China involves the production of parts from natural rubber, synthetic thermoplastic rubber, and silicone materials. Natura…	– Ensures precision and uniformity in the produced parts, making it ideal for medi… – Allows for the mass production of identical parts, which is be…	– The process involves multiple steps, including tapping, coagulation, and calenda… – The use of different materials and agents in the LIM process c…	www.injectionmoldschina.com
The Most Trusted Rubber Compression Molding Supplier …	Ruitai is a trusted supplier of rubber compression molding in China. The process involves applying custom molds to heat and compress thermoplastics an…	– Less tooling cost compared to other methods, with molds made from materials like… – Ability to create large-sized components without weight limita…	– Low recycle rate; compression molded components cannot be recycled like injectio… – Longer time required for solidifying materials, especially tho…	www.rtprototype.com

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Rubber Moulded Factories in China

What types of rubber molding processes do Chinese factories typically offer?

Chinese rubber moulded factories often provide a variety of molding processes, including compression molding, transfer molding, and injection molding. Each process has its own benefits: compression molding is great for low to medium production volumes and larger parts, transfer molding is ideal for more complex products with tighter tolerances, and injection molding is best for high-volume production with precise tolerances.

What materials do Chinese rubber moulded factories usually work with?

These factories typically work with a range of rubber materials such as EPDM, NBR, CR, NR, and silicone rubber. Each material has unique properties, such as resistance to high and low temperatures, ozone, UV, water, and steam, making them suitable for various applications across different industries.

How do Chinese rubber moulded factories ensure quality control?

Chinese rubber moulded factories often have stringent quality control processes in place. This includes the inspection of raw rubber materials, control over the production process, and final product inspections to ensure the products meet the required standards. Many of these factories are also ISO-9001 certified, which further guarantees their commitment to quality.

What industries do Chinese rubber moulded factories cater to?

These factories cater to a wide range of industries, including automotive, food processing, electronics, transportation, and consumer products. They also supply parts to heavy truck, rail vehicles, marine, and appliance manufacturers, among others. This versatility makes them a reliable choice for diverse industrial needs.

How long does it typically take to produce custom rubber moulded parts in China?

The production time can vary depending on the complexity of the parts and the molding process. However, many factories offer quick turnaround times, such as 7 days for prototype tooling and samples, and 14 days for production molds. Some factories also provide fast mould design services, with DFM (Design for Manufacturability) reviews completed within 24 hours of receiving customer drawings.