Are you looking for the best vulcanized natural rubber factories in China? If so, you’re in the right place. In this article, we’ll compare the top manufacturers, highlighting their strengths, specialties, and what sets them apart in the industry. Let’s dive into the world of vulcanized rubber and find the perfect fit for your needs.
Top 10 Vulcanized Rubber Goods Manufacturers and …
Product Details: Hongju Silicone Co., Ltd. is a manufacturer based in Dongguan, China, specializing in the production of premium silicone rubber products. Established in 1999, the company offers a range of products including keypads, O-rings, seals, and swim caps. They provide OEM and ODM services, allowing for custom product designs. The company has rapid prototyping capabilities, with prototypes available in as little as 3 working days. Their manufacturing processes include injection molding, compression molding, and die cutting. Hongju Silicone’s products comply with FDA and ISO 9001 standards and are used in over 100 countries.
Pros:
– OEM and ODM services are available for custom products.
– Products can pass FDA approval.
– Quick prototyping times.
– Available manufacturing processes include injection molding, compression molding…
– Vastly experienced in the manufacture of oil seals.
– Products have been used in more than 100 countries.
– Operations are ISO 9001 certified.
– Can manufacture products based on clients’ designs.
Cons:
– May not be a good choice for other rubber products due to their focus on seals.
– Limited product range.
– Certain manufacturing processes may not be an option.
Natural Rubber vs Vulcanized Rubber
Product Details: Vulcanized rubber is a type of rubber that has been chemically treated through the vulcanization process. This process involves adding sulfur or other curatives to the rubber compound, followed by heating it to a specific temperature. This creates chemical bonds between the polymer chains, forming a three-dimensional network structure that enhances the rubber’s properties. Vulcanized rubber is stronger, more elastic, and more resistant to heat, chemicals, and abrasion compared to traditional or natural rubber[1][2][3].
Pros:
– Significantly stronger and more elastic than traditional rubber
– High resistance to heat, chemicals, and abrasion
– More durable and stable over a broad temperature range (10 to 100°C)
– Insoluble in almost all solvents and resistant to oxygen and ozone
– Used in a variety of applications such as tires, industrial mounts, seals, gaske…
– Provides excellent traction and stability, and is fungal, bacterial, and microbi…
Cons:
– The vulcanization process can be complex and requires specific conditions
– Vulcanized rubber may be more expensive to produce compared to non-vulcanized or…
– While highly durable, it can still degrade over time if exposed to extreme condi…
– Not biodegradable in the same way natural rubber is, although it can be recycled…
China 100% Original Vulcanized Natural Rubber – Cis …
Product Details: Cis-1,4-Polybutadiene Rubber (BR 9000) is a synthetic rubber produced using nickel catalysts with polymer-grade butadiene as the raw material. It has a light color, translucent lump appearance without coking particles, mechanical impurities, or oil stains. Key quality indices include volatiles ≤ 0.5%, ash ≤ 0.5%, and Mooney viscosity ML(1+4)100°C between 41-49. It exhibits high elasticity, high resistance to wear, good strength, and excellent abrasion resistance when filled and vulcanized.
Pros:
– High elasticity and resistance to wear
– Good strength even without fillers
– Excellent abrasion resistance when filled and vulcanized
– Low liquid-glass transition temperature, providing high resistance to wear and l…
– Improves toughness (impact resistance) of plastics like polystyrene and ABS
Cons:
– Lower friction on wet surfaces, requiring combination with other elastomers
– Mechanical strength can be relatively low depending on the catalyst used (e.g.,…
– Requires careful handling and processing due to its specific properties and cata…
China Vulcanized Natural Rubber Manufacturer and Supplier …
Product Details: Vulcanized natural rubber is a type of rubber that undergoes a chemical treatment known as vulcanization. This process involves treating natural rubber with sulfur or other curatives to form cross-links between polymer chains, enhancing its strength, durability, and resistance to heat, chemicals, and abrasion. It retains its natural elasticity and flexibility while gaining improved physical and thermal properties.
Pros:
– Highly durable and resistant to wear and tear
– Excellent resistance to heat, chemicals, and abrasion
– Waterproof and resistant to organic solvents
– Retains elasticity and flexibility
– Enhanced tensile strength and recovery after deformation
– Good electrical insulator
– Low water absorption and high resistance to oxidation
Cons:
– The vulcanization process is irreversible
– Less flexible and elastic compared to unvulcanized rubber
– May not be suitable for applications where high flexibility is more important th…
– Can be more expensive than unvulcanized rubber due to the processing costs
– Not biodegradable in normal conditions, though it can biodegrade in hot composti…
How to Vulcanize Rubber Manufacturer in China
Product Details: The process of vulcanizing rubber involves several key steps. First, the rubber materials need to be mixed evenly to achieve the desired properties. This is followed by heating the mixture to initiate the vulcanization reaction. The vulcanization process can be carried out through various methods, including vulcanization with sulfur, peroxides, or other vulcanizing agents. The heating process is crucial as it helps in cross-linking the polymer chains, enhancing the rubber’s strength, elasticity, and durability. After vulcanization, the rubber is cooled and then undergoes further processing such as drying and packaging[5].
Pros:
– Enhances the rubber’s strength and elasticity
– Improves durability and resistance to heat and chemicals
– Allows for customization of rubber properties through different vulcanizing agen…
– Results in a more stable and reliable final product
Cons:
– Requires precise control over the mixing and heating processes to avoid defects
– Can be time-consuming and labor-intensive
– Initial and ongoing equipment investment costs can be high
– May introduce additional costs for vulcanizing agents and energy consumption
Vulcanized Open Cell Natural Rubber Sponge
What are Vulcanization and Vulcanized Rubber? – Hongju
Product Details: Vulcanized rubber is produced through a process that involves treating natural or synthetic rubber with sulfur and heat. This process, known as vulcanization, creates cross-links between the polymer chains, enhancing the rubber’s strength, elasticity, and durability. The rubber is typically mixed with sulfur and other additives, molded into the desired shape, and then heated to a temperature of around 300 to 400 degrees Fahrenheit to facilitate the cross-linking reaction. This process makes the rubber more resistant to abrasion, oxidation, and organic solvents, and it improves its tensile strength and resilience.
Pros:
– Significantly stronger and more durable than natural rubber
– Enhanced elasticity, allowing it to be stretched to a greater degree without per…
– Better protection against abrasion and damage from scraping
– High resistance to oxidation and organic solvents
– Excellent electrical insulation properties
– Low water absorption
Cons:
– The vulcanization process is irreversible, meaning the rubber cannot be melted a…
– Overcuring can lead to reduced elasticity and increased hardness, potentially af…
– The process requires careful control of temperature and additives to achieve opt…
Biodegradation of vulcanized natural rubber by enriched …
Product Details: ScienceDirect is a searchable web-based bibliographic database providing access to full texts of scientific and medical publications. It offers various subscription options, including electronic access to journals and books, with content collections spanning over 24 subject areas and including archives dating back to 1823. Subscriptions can be tailored for academic and government institutions, corporations, and individual users. The platform includes full-text searching, CrossRef linking, and personalization features.
Pros:
– Comprehensive content collection with millions of full-text articles, chapters,…
– Full-text searching, CrossRef linking, and personalization features
– Access to abstracts and bibliographic metadata for free
– Options for multiyear agreements and additional content supplements
– COUNTER-compliant usage reports available
Cons:
– Full-text access generally requires a subscription or pay-per-view purchase
– Post-termination access rights are limited, with access to downloaded full text…
– Search and bibliographic export options are limited compared to other databases…
– Not all content is included in the standard subscriptions, with some content exc…
Enhanced Tribological Properties of Vulcanized Natural …
Product Details: This article discusses a specific product or technology, including its composition, application, and experimental results. For example, it might describe a flexible bistable organic memory device fabricated using ultrathin graphite sheets sandwiched between polymer layers, detailing its electrical properties and stability under various conditions.
Pros:
– High memory stability and efficiency even after repeated bending.
– Simple fabrication process using spin-coating technique.
– Flexible and nonvolatile memory characteristics.
Cons:
– Requires specialized materials such as ultrathin graphite sheets and specific po…
– May need advanced techniques like transmission electron microscopy for microstru…
United States Imports from China of Rubbers
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Top 10 Vulcanized Rubber Goods Manufacturers and … | Hongju Silicone Co., Ltd. is a manufacturer based in Dongguan, China, specializing in the production of premium silicone rubber products. Established… | – OEM and ODM services are available for custom products. – Products can pass FDA approval. – Quick prototyping times. – Available manufacturing proce… | – May not be a good choice for other rubber products due to their focus on seals. – Limited product range. – Certain manufacturing processes may not b… | hongjusilicone.com |
| Natural Rubber vs Vulcanized Rubber | Vulcanized rubber is a type of rubber that has been chemically treated through the vulcanization process. This process involves adding sulfur or other… | – Significantly stronger and more elastic than traditional rubber – High resistance to heat, chemicals, and abrasion – More durable and stable over a… | – The vulcanization process can be complex and requires specific conditions – Vulcanized rubber may be more expensive to produce compared to non-vulca… | www.xmxcjrubber.com |
| China 100% Original Vulcanized Natural Rubber – Cis … | Cis-1,4-Polybutadiene Rubber (BR 9000) is a synthetic rubber produced using nickel catalysts with polymer-grade butadiene as the raw material. It has… | – High elasticity and resistance to wear – Good strength even without fillers – Excellent abrasion resistance when filled and vulcanized – Low liquid-… | – Lower friction on wet surfaces, requiring combination with other elastomers – Mechanical strength can be relatively low depending on the catalyst us… | www.fuyoumaoyi.com |
| China Vulcanized Natural Rubber Manufacturer and Supplier … | Vulcanized natural rubber is a type of rubber that undergoes a chemical treatment known as vulcanization. This process involves treating natural rubbe… | – Highly durable and resistant to wear and tear – Excellent resistance to heat, chemicals, and abrasion – Waterproof and resistant to organic solvents… | – The vulcanization process is irreversible – Less flexible and elastic compared to unvulcanized rubber – May not be suitable for applications where h… | www.fuyoumaoyi.com |
| How to Vulcanize Rubber Manufacturer in China | The process of vulcanizing rubber involves several key steps. First, the rubber materials need to be mixed evenly to achieve the desired properties. T… | – Enhances the rubber’s strength and elasticity – Improves durability and resistance to heat and chemicals – Allows for customization of rubber proper… | – Requires precise control over the mixing and heating processes to avoid defects – Can be time-consuming and labor-intensive – Initial and ongoing eq… | legenday.com.cn |
| Vulcanized Open Cell Natural Rubber Sponge | www.spongesilicone.com | |||
| What are Vulcanization and Vulcanized Rubber? – Hongju | Vulcanized rubber is produced through a process that involves treating natural or synthetic rubber with sulfur and heat. This process, known as vulcan… | – Significantly stronger and more durable than natural rubber – Enhanced elasticity, allowing it to be stretched to a greater degree without per… -… | – The vulcanization process is irreversible, meaning the rubber cannot be melted a… – Overcuring can lead to reduced elasticity and increased hardne… | hongjusilicone.com |
| Biodegradation of vulcanized natural rubber by enriched … | ScienceDirect is a searchable web-based bibliographic database providing access to full texts of scientific and medical publications. It offers variou… | – Comprehensive content collection with millions of full-text articles, chapters,… – Full-text searching, CrossRef linking, and personalization feat… | – Full-text access generally requires a subscription or pay-per-view purchase – Post-termination access rights are limited, with access to downloaded… | www.sciencedirect.com |
| Enhanced Tribological Properties of Vulcanized Natural … | This article discusses a specific product or technology, including its composition, application, and experimental results. For example, it might descr… | – High memory stability and efficiency even after repeated bending. – Simple fabrication process using spin-coating technique. – Flexible and nonvolat… | – Requires specialized materials such as ultrathin graphite sheets and specific po… – May need advanced techniques like transmission electron micros… | pmc.ncbi.nlm.nih.gov |
| United States Imports from China of Rubbers | tradingeconomics.com |
Frequently Asked Questions (FAQs)
Frequently Asked Questions About Vulcanized Natural Rubber Factories in China
What is the difference between natural rubber and vulcanized rubber?
Vulcanized rubber is a processed form of natural rubber that has undergone the vulcanization process. This process involves adding sulfur or other accelerators to the rubber, which enhances its durability, flexibility, and resistance to heat, chemicals, and wear. Unlike natural rubber, vulcanized rubber is less sticky and more resilient, making it suitable for a wider range of applications.
How can I vet suppliers in China for vulcanized rubber materials?
To vet suppliers in China, you should check their certifications, such as ISO 9001 and ISO 14001, which ensure quality control and environmental compliance. Conduct in-depth product evaluations and insist on factory tours to assess their manufacturing processes and quality control measures. Collaborating with reputable manufacturers helps ensure you get high-quality products that meet your specific needs.
What are the advantages of sourcing vulcanized rubber materials wholesale from China?
Sourcing vulcanized rubber materials wholesale from China offers several advantages. You can enjoy significant cost savings, access to bulk quantities, and consistent material quality. Wholesale also allows for customizations, ensuring you get tailored options that meet your specific chemical production requirements. Additionally, you can benefit from the expertise and advanced manufacturing capabilities of Chinese suppliers.
Which types of rubber materials are commonly used in chemical production in China?
In chemical production, several types of rubber materials are commonly used, including natural rubber, synthetic rubber, and specialty rubber compounds. Natural rubber is known for its elasticity and tear strength, while synthetic rubbers like SBR, NBR, and EPDM offer different properties such as chemical resistance and durability. Choosing the right type is crucial for ensuring the performance and longevity of your products.
What are some top vulcanized rubber goods manufacturers in China that I should consider?
Some of the top vulcanized rubber goods manufacturers in China include Qingdao SENSECO Materials Co. Ltd., Yantai Sunny Rubber, Milesun Rubber, and Xiamen Papler Industry Co. Ltd. These companies are known for their high-quality products, research and development capabilities, and extensive experience in the industry. They offer a wide range of rubber products tailored to various applications, including automotive, construction, and industrial sectors.